Installation Guide ECL Comfort 310, application P330 -

Installation Guide

ECL Comfort 310, application P330

1.0 Table of Contents

1.0 Table of Contents ............................................... 11.1 Important safety and product information. . . . . . . . . . . . . . . . . . . . . 2

2.0 Installation ........................................................ 42.1 Before you start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42.2 Identifying the system type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102.3 Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252.4 Placing the temperature sensors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282.5 Electrical connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302.6 Inserting the ECL Application Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 422.7 Check list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 482.8 Navigation, ECL Application Key P330 . . . . . . . . . . . . . . . . . . . . . . . . . 49

3.0 Daily use ......................................................... 533.1 How to navigate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 533.2 Understanding the controller display . . . . . . . . . . . . . . . . . . . . . . . . . . 543.3 A general overview: What do the symbols mean? . . . . . . . . . . . 573.4 Monitoring temperatures and system

components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 583.5 Influence overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 593.6 Manual control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 603.7 Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

4.0 Settings overview ............................................ 62

5.0 Settings in all circuits ....................................... 655.1 Flow temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 655.2 Room limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 685.3 Return limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 715.4 Flow / power limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 745.5 Optimization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 775.6 Control parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 815.7 Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 845.8 Tank temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 885.9 Anti-bacteria. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 945.10 Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

6.0 Common controller settings.............................. 986.1 Introduction to ‘Common controller settings’ . . . . . . . . . . . . . . . . 986.2 Time & Date. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1006.3 Holiday . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1016.4 Input overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1036.5 Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1046.6 Output override. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1056.7 Key functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1066.8 System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

7.0 Miscellaneous................................................ 1117.1 ECA 30 / 31 setup procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1117.2 Several controllers in the same system . . . . . . . . . . . . . . . . . . . . . . 1187.3 Frequently asked questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1207.4 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

Danfoss District Energy VI.GU.O1.02 DEN-SMT/DK 1

Installation Guide ECL Comfort 310, application P330

1.1 Important safety and product information

1.1.1 Important safety and product information

This Installation Guide is associated with ECL Application Key P330(order code no. 087H3840).

The functions are realized in ECL Comfort 310 for advancedsolutions, e.g. M-bus, Modbus and Ethernet (Internet)communication.

P330 applications can communicate (via Modbus connections)with the DECS 2.0 system (Danfoss Energy Control System).Please see DECS 2.0 related literature on the Danfoss website:http://heating.danfoss.com/xxDocxx/1_MNU17429744_SIT54.html.Search for ‘DECS 2.0’.

The application P330 complies with ECL Comfort controllers 310 asof software version 1.40 (visible at start-up of the controller and in‘Common controller settings’ in ‘System’).

Additional documentation for ECL Comfort 310, modules andaccessories is available on www.ecl.doc.danfoss.com.

Safety NoteTo avoid injury of persons and damages to the device, it is absolutelynecessary to read and observe these instructions carefully.

Necessary assembly, start-up, and maintenance work must beperformed by qualified and authorized personnel only.

The warning sign is used to emphasize special conditions that shouldbe taken into consideration.

Automatic update of controller software:The software of the controller is updated automatically when the keyis inserted (as of controller version 1.11). The following animation willbe shown when the software is being updated:

Progress bar

During update:- Do not remove the KEY- Do not disconnect the power

This symbol indicates that this particular piece of information shouldbe read with special attention.

2 DEN-SMT/DK VI.GU.O1.02 Danfoss District Energy


As this Installation Guide covers several system types, special systemsettings will be marked with a system type. All system types are shownin the chapter: 'Identifying your system type'.

°C (degrees Celsius) is a measured temperature value whereas K(Kelvin) is a number of degrees.

The ID no. is unique for the selected parameter.

Example First digit Second digit Last three digits

11174 1 1 174

- Circuit 1 Parameter no.

12174 1 2 174

- Circuit 2 Parameter no.

If an ID description is mentionedmore than once, it means that thereare special settings for one or more system types. It will be markedwith the system type in question (e.g. 12174 - A266.9).

Parameters indicated with an ID no. like "x174" mean a parameterfor more than one specific circuit.

Disposal NoteThis product should be dismantled and its componentssorted, if possible, in various groups before recyclingor disposal.Always follow the local disposal regulations.



2.0 Installation

2.1 Before you start

The 14 different applications P330.1 ...P330.14 are heating andDHW applications in various combinations.

The basic principles for a heating circuit(example referring to P330.1)

Typically, the flow temperature is adjusted according to yourrequirements.

The flow temperature sensor S3 is the most important sensor. Thedesired flow temperature at S3 is calculated in the ECL controller,based on the outdoor temperature (S1) and the desired roomtemperature. The lower the outdoor temperature, the higher thedesired flow temperature.

By means of a week schedule (up to 3 'Comfort' periods / day),the heating circuit can be in 'Comfort' or 'Saving' mode (twodifferent temperature values for the desired room temperature).The motorized control valve M1 is opened gradually when theflow temperature is lower than the desired flow temperature andvice versa.

The return temperature (S5) can be limited, for example not to betoo high. If so, the desired flow temperature at S3 can be adjusted(typically to a lower value), thus resulting in a gradual closing ofthe motorized control valve. Furthermore, the return temperaturelimitation can be dependent on the outdoor temperature.

Typically, the lower the outdoor temperature, the higher theaccepted return temperature. In boiler-based heating supply thereturn temperature should not be too low (same adjustmentprocedure as above).

A flow / power limitation can be arranged by using an M-bus basedsignal from a flow / heat meter. Furthermore, the limitation can bein relation to the outdoor temperature.

If the measured room temperature, S13 or via the remote controlunit ECA 30 does not equal the desired room temperature, thedesired flow temperature can be adjusted.

General information:

In’ Saving’ mode the heating can be reduced or totally switchedoff. The ‘Frost protection’ mode maintains a selectable flowtemperature, for example 10 °C.

The circulation pump (P2) is ON at heat demand or at frostprotection.

The heating can be switched OFF when the outdoor temperature ishigher than a selectable value.

The desired flow temperature of heating circuit 1 can, via S8, becontrolled by means of an external voltage in the range 0-10 volt.

Exercise of circulation pump and control valve can be arranged.

Application P330.1:

Dan

foss

87H

1210

.10ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

The shown diagram is a fundamental and simplified example and doesnot contain all components that are necessary in a system.

All named components are connected to the ECL Comfort controller.

List of components, for example heating circuit 1 (P330.1):

S1 Outdoor temperature sensor

S3 Flow temperature sensor

S5 (Optional) Return temperature sensor

S8 (Optional) External temperature control, not illustrated

S13 (Optional) Room temperature sensor

M1 Motorized control valve

P2 Circulation pump

A1 Alarm



The basic principles for a DHW circuit, type 1(example referring to P330.4)

By means of a week schedule (up to 3 'Comfort' periods / day), theDHW circuit can be in 'Comfort' or 'Saving' mode (two differenttemperature values for the desired DHW temperature at S10).

The DHW heating temperature sensor S9 is the most importantsensor. If themeasured DHW temperature (S10) gets lower than thedesired DHW temperature, the DHW heating pump (P7) is switchedON. The motorized control valve (M3) is controlled in order tomaintain the DHW heating temperature at S9. The DHW heatingtemperature is determined by the desired DHW temperature at S10plus the charging difference. When the DHW heating temperatureis reached, the DHW charging pump P5 is switched ON. The DHWheating temperature at S9 is typically 5–10 degrees higher thanthe desired DHW temperature.

DHW tank with 1 temperature sensor (S10):When the measured DHW temperature (S10) gets higher than thedesired DHW temperature, the DHW heating pump (P7) and theDHW charging pump (P5) are switched OFF. The post-run time canbe set individually.

DHW tank with 2 temperature sensors (S10, upper and S2,lower):If the measured DHW temperature (S10) gets higher than thedesired DHW temperature and the temperature (at S2) gets higherthan the cut-out temperature, the DHW heating pump (P7) andthe DHW charging pump (P5) are switched OFF. The post-run timecan be set individually.

The DHW circulation can be through the DHW tank (connection A)or through the heat-exchanger (connection B). The solution withconnection A results in closing of the motorized control valve afterthe DHW tank charging procedure. The solution with connectionB is used to compensate for the heat loss in the DHW circulationpipe. Furthermore, after DHW tank charging, the DHW heatingtemperature (at S9) is controlled according to the desired DHWtemperature.

The return temperature (S7) can be limited, for example not to betoo high. If so, the desired flow temperature at S9 can be adjusted(typically to a lower value), thus resulting in a gradual closing of themotorized control valve. In boiler-based heating supply the returntemperature should not be too low (same adjustment procedureas above).

A flow / power limitation can be arranged by using an M-bus basedsignal from a flow / heat meter.


The ‘Frost protection’ mode maintains a selectable temperature,for example 10 °C.

An anti-bacteria function is available for activation on selecteddays of the week.

The outdoor temperature sensor S1 is used to protect thecirculation circuit against frost.

The DHW circulation pump (P8) has a week schedule for up to 3ON periods per day.

Application P330.4:

Dan

foss

87H

1213

.10ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

S2

S10

P5

A

3P8

B

P7

M3

S9 S7



List of components, for example DHW circuit, type 1 (P330.4):


S2 (Optional) Lower DHW tank temperature sensor



S10 Upper DHW tank temperature sensorr


P5 DHW charging pump

P7 DHW heating pump

P8 DHW circulation pump

A1 Alarm



The basic principles for a DHW circuit, type 2(example referring to P330.5)

By means of a week schedule (up to 3 'Comfort' periods / day), theDHW circuit can be in 'Comfort' or 'Saving' mode (two differenttemperature values for the desired DHW temperature at S10).

When the measured DHW temperature (S10) gets lower than thedesired DHW temperature, the DHW heating pump (P7) and theDHW charging pump (P5) are switched ON.

DHW tank with 1 temperature sensor (S10):When the measured DHW temperature (S10) gets higher than thedesired DHW temperature, the DHW heating pump (P7) and theDHW charging pump (P5) are switched OFF. The post-run time canbe set individually.

DHW tank with 2 temperature sensors (S10, upper and S2,lower):When the measured DHW temperature (S10) gets higher than thedesired DHW temperature and the temperature (at S2) gets higherthan the cut-out temperature, the DHW heating pump (P7) andthe DHW charging pump (P5) are switched OFF. The post-run timecan be set individually.

The DHW circulation can be through the DHW tank (connection A)or through the heat-exchanger (connection B). The solution withconnection A results in closing of the motorized control valve afterthe DHW tank charging procedure. The solution with connectionB is used to compensate for the heat loss in the DHW circulationpipe. After DHW tank charging, the DHW charging pump P5 stops.The heating pump P7 continues being switched ON.

An anti-bacteria function is available for activation on selecteddays of the week.

The outdoor temperature sensor S1 is used to protect thecirculation circuit against frost.

The DHW circulation pump (P8) has a week schedule for up to 3ON periods per day.


The ‘Frost protection’ mode maintains a selectable temperature,for example 10 °C.

Application P330.5:

Dan

foss

87H

1214

.10

S15

3

M3

P4

S9 S7

ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

P7

S2

S10

P5

A

4P8

B



List of components, for example DHW circuit, type 2 (P330.5):


S2 (Optional) Lower DHW tank temperature sensor

S10 Upper DHW tank temperature sensor

P5 DHW charging pump

P7 DHW heating pump

P8 DHW circulation pump

A1 Alarm



The basic principles for the master circuit(example referring to P330.10)

The desired flow temperature at S3 is adjusted according to thedemand from the sub-circuits (heating and DHW circuits). The flowtemperature sensor S3 is the most important sensor.

The motorized control valve M1 is opened gradually when theflow temperature is lower than the desired flow temperature andvice versa.


Typically, the lower the outdoor temperature, the higher theaccepted return temperature.

In boiler-based heating supply the return temperature should notbe too low (same adjustment procedure as above).

The circulation pump (P1) is ON at heat demand or at frostprotection.


The desired flow temperature of the master circuit can, via S8, becontrolled by means of an external voltage in the range 0-10 volt.

Application P330.10:

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1219

.10

P4

P10

M S3 P1

S5M1

P9

S11

A

3

B

S2

S10

P5

A

2P8

B

P7

M3

S9 S7

S12



List of components, for example master circuit (P330.10):






P1 Circulation pump

A1 Alarm



The basic principles for the master circuit with buffer(example referring to P330.14)

The highest demand from the sub-circuits (heating and DHWcircuits) plus a difference ('Demand offset') determine the desiredbuffer temperature at S11.

When the measured buffer temperature (S11) gets lower than thedesired buffer temperature, the charging pump (P1) is switchedON.

The desired temperature at S3 is determined, based on a difference('Charging difference'), in order to control the heating of the buffer.

The flow temperature sensor S3 is the most important sensor.

The motorized control valve M1 is opened gradually when theflow temperature is lower than the desired flow temperature andvice versa.


Typically, the lower the outdoor temperature, the higher theaccepted return temperature.

In boiler-based heating supply the return temperature should notbe too low (same adjustment procedure as above).

When the measured buffer temperature (S11) gets higher thanthe desired buffer temperature, the desired temperature at S3 islowered to typically 10 °C. Hereafter the charging pump (P1) isswitched OFF. The post-run time can be set.


In order to avoid a discharging of the DHW circuit (a higherDHW temperature goes to a lower buffer tank temperature) twoparameters can be set:

* The parameter ("Tank start diff.", ID no 13192) determines anacceptable temperature difference between S10 and S11 inorder to start the DHW charging.

* The parameter ("Tank stop diff.", ID no 13196) determines anacceptable temperature drop of the difference between S10and S11 in order to stop the DHW charging.


The desired flow temperature of the master circuit can, via S8, becontrolled by means of an external voltage in the range 0-10 volt.


ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

M S3

Dan

foss

87H

1223

.10

S14

2

M3

P3

S9 S7

S11

P1

P5

P8

S5M1

P7

S2

S10

A

3

B



List of components, for examplemaster circuit with buffer (P330.14):





S11 Buffer temperature sensor


P1 Buffer charging pump

A1 Alarm



Application P330.1 – P330.5:

Heating circuits 2, 3, 4 and DHW circuits can be connected afterheating circuit 1. Circuit 1 acts as master and can react on thesub-circuits demand. If so, the desired flow temperature at S3 canbe influenced by the desired flow temperature at S4, S9, S10 andDHW charging temperature respectively.

The desired flow temperature of heating circuit 1 can, via S8, becontrolled by means of an external voltage in the range 0 - 10 volt.

Application P330.6 – P330.14:

Heating circuits and DHW circuits are typically connectedafter the master controlled circuit (M). When so, the desiredflow temperature at S3 can be influenced by the desired flowtemperature at S4, S9, S10 and DHW charging temperatures.

The desired flow temperature of the master circuit can, via S8, becontrolled by means of an external voltage in the range 0 - 10 volt.

Application P330 in general:

Up to two Remote Control Units, the ECA 30 (one for each heatingcircuit) can be connected to one ECL controller in order to measurethe room temperature and control the ECL controller remotely.

When the DHW circuit is active during the charging procedure,selected heating circuits can be closed in order to give higherpriority to the DHW charging.

One or more connected flow or energy meters (based on M-bussignal) can limit the flow or energy to a set maximum (DHWcircuits) and in relation to the outdoor temperature (heating andmaster circuits).

Unused input can, by means of an override switch, be used tooverride the schedule to a fixed 'Comfort' or 'Saving' mode.

Input S8 can be used to control the desired flow temperature ofheating circuit 1 or the master circuit. The applied voltage signal inthe range 0-10 volt is converted in the ECL controller to the desiredflow temperature.

Modbus communication to a SCADA system can be established.The M-bus data can furthermore be transferred to the Modbuscommunication.

Alarm relay (R6) can be activated:

• if the actual flow temperature differs from the desired flowtemperature.

• if a temperature sensor or its connection disconnects / shortcircuits. (See: Common controller settings > System > Rawinput overview).

The controller is pre-programmed with factory settings that are shownin the relevant chapters of this guide.



2.2 Identifying the system type

Sketch your application

The ECL Comfort controller series is designed for a wide rangeof heating, domestic hot-water (DHW) and cooling systems withdifferent configurations and capacities. If your system differsfrom the diagrams shown here, you may want to make a sketchof the system about to be installed. This makes it easier to usethe Installation Guide, which will guide you step-by-step frominstallation to final adjustments before the end-user takes over.

The ECL Comfort controller is a universal controller that can beused for various systems. Based on the shown standard systems,it is possible to configure additional systems. In this chapter youfind the most frequently used systems. If your system is not quiteas shown below, find the diagram which has the best resemblancewith your system and make your own combinations.

The circulation pump(s) in heating circuit(s) can be placed in the flowas well as the return. Place the pump according to the manufacturer’sspecification.



P330.1Two heating circuits

Dan

foss

87H

1210

.10ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

Special settings for type P330.1:

Navigation: ID no.: Recommended setting:

Heating circuit (circuit 2)

Heating circuit 2 can be a sub-circuit to heating circuit 1.

Settings for sub-circuit in order to send demand to circuit 1:

MENU \ Settings \ Application: ‘Send desired T’ 1x500 ON


Settings for circuit 1 in order to react on demand in sub-circuit:

MENU \ Settings \ Application: 'Demand offset' 11017 3 K*

* This value is added to the heat demand value from sub-circuit



P330.2Three heating circuits

Dan

foss

87H

1211

.10

S15

3

M3

P4

S9 S7

ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1



Heating circuit (circuit 2 and 3)

Heating circuit 2 and 3 can be sub-circuits to heating circuit 1.

Settings for sub-circuit(s) in order to send demand to circuit 1:

MENU \ Settings \ Application: 'Send desired T' 1x500 ON


Settings for circuit 1 in order to react on demand in sub-circuit(s):


* This value is added to the heat demand value from sub-circuit(s)



P330.3Four heating circuits. The MCV in circuit 4 is controlled by 0 – 10 V.

Dan

foss

87H

1212

.10

S16

4

M4

S10 S2

A

S15

3

M3

P4

S9 S7

ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

P5

Special settings for type P330.3


Heating circuit (circuit 2, 3 and 4)

Heating circuit 2, 3 and 4 can be sub-circuits to heating circuit 1.









P330.4Two heating circuits and one DHW charging circuit with controlled heating temperature.

Dan

foss

87H

1213

.10ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

S2

S10

P5

A

3P8

B

P7

M3

S9 S7



Heating circuit 2 and DHW circuit

Heating circuit 2 and the DHW circuit can be sub-circuits to heating circuit 1.







DHW circulation pipe

The DHW circulation pipe can be connected to the DHW tank at 'A' for internalcirculation or to the heat exchanger at 'B' for external circulation.

(Internal DHW circulation) MENU \ Settings \ Application: 'Cont. T control' 1x054 OFF

(External DHW circulation) MENU \ Settings \ Application: 'Cont. T control' 1x054 ON



P330.5Three heating circuits and one DHW charging circuit.

Dan

foss

87H

1214

.10

S15

3

M3

P4

S9 S7

ECL 310

A1 +ECA 32

S13

1

M1

P2

S3 S5

S14

2

M2

P3

S4 S6

S1

P7

S2

S10

P5

A

4P8

B



Heating circuit 2 and 3 and DHW circuit

Heating circuit 2 and 3 and the DHW circuit can be sub-circuits to heating circuit 1.













P330.6One master circuit and one heating circuit as sub-circuit.

Dan

foss

87H

1215

.10ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

M S3 P1

S5M1



The master circuit reacts on demand in the sub-circuit.

Sub-circuit

Settings for sub-circuit in order to send demand to master circuit:


Master circuit

Settings for master circuit in order to react on demand in sub-circuit:

MENU \ Settings (M) \ Application: 'Demand offset' 1x017 3 K*

* This value is added to the heat demand value from sub-circuit



P330.7One master circuit and two heating circuits as sub-circuits.

Dan

foss

87H

1216

.10ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

S14

2

M3

P3

S9 S7

M S3 P1

S5M1



The master circuit reacts on demand in the sub-circuit(s).

Sub-circuit(s)

Settings for sub-circuit(s) in order to send demand to master circuit:


Master circuit

Settings for master circuit in order to react on demand in sub-circuit(s):





P330.8One master circuit and three heating circuits as sub-circuits. The MCV in circuit 3 is controlled by 0 – 10 V.

Dan

foss

87H

1217

.10ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

S14

2

M3

P3

S9 S7

S15

3

M4

P4

S10 S2

A

M S3 P1

S5M1




Sub-circuit(s)



Master circuit






P330.9One master circuit, a heating circuit and a DHW charging circuit with controlled heating temperature as sub-circuits.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1218

.10

M S3 P1

S5M1

S2

S10

P5

A

2P8

B

P7

M3

S9 S7




Sub-circuit(s)



Master circuit










P330.10One master circuit, one heating circuit, one DHW charging circuit with controlled heating temperature and one DHW charging circuitas sub-circuits.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1219

.10

P4

P10

M S3 P1

S5M1

P9

S11

A

3

B

S2

S10

P5

A

2P8

B

P7

M3

S9 S7

S12




Sub-circuit(s)



Master circuit










P330.11One master circuit, two heating circuits and one DHW charging circuit as sub-circuits.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1220

.10

S14

2

M3

P3

S9 S7

P5

P8

M S3 P1

S5M1

P7

S2

S10

A

3

B




Sub-circuit(s)



Master circuit










P330.12One master circuit, three heating circuits and one DHW charging circuit as sub-circuits. The MCV in circuit 4 is controlled by 0 – 10 V.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1221

.11

S14

2

M3

P3

S9 S7

S15

3

M4

P4

S10 S2

P5

P8

M S3 P1

S5M1

P7

S11

A

4

B

A

S12




Sub-circuit(s)



Master circuit










P330.13One master circuit, two heating circuits and two DHW charging circuits as sub-circuits.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

Dan

foss

87H

1222

.10

S12

S14

2

M3

P3

S9 S7

P5

P8

M S3 P1

S5M1

P7

S2

S10

A

3

B

P4

P10

P9

S11

A

4

B




Sub-circuit(s)



Master circuit










P330.14One master circuit with buffer tank , two heating circuits and one DHW charging circuits as sub-circuits.

ECL 310

A1 +ECA 32

S13

1

M2

P2

S4 S6

S1

M S3

Dan

foss

87H

1223

.10

S14

2

M3

P3

S9 S7

S11

P1

P5

P8

S5M1

P7

S2

S10

A

3

B




Sub-circuit(s)



Master circuit










2.3 Mounting

2.3.1 Mounting the ECL Comfort controller

For easy access, you should mount the ECL Comfort controller nearthe system. Select one of the following methods using the samebase part (code no. 087H3230):

• Mounting on a wall

• Mounting on a DIN rail (35 mm)

The ECL Comfort 310 can only be mounted in the ECL Comfort310 base part.

Screws, PG cable glands and rawlplugs are not supplied.

Locking the ECL Comfort controllerIn order to fasten the ECL Comfort controller to its base part, securethe controller with the locking pin.

To prevent injuries to persons or the controller, the controller has tobe securely locked into the base. For this purpose, press the lockingpin into the base until a click is heard and the controller no longercan be removed from the base.

If the controller is not securely locked into the base part, there is a riskthat the controller during operation can unlock from the base and thebase with terminals (and also the 230 V a.c. connections) are exposed.To prevent injuries to persons, always make sure that the controlleris securely locked into its base. If this is not the case, the controllershould not be operated!

The easy way to lock the controller to its base or unlock it is to use ascrew driver as lever.



Mounting on a wallMount the base part on a wall with a smooth surface. Establish theelectrical connections and position the controller in the base part.Secure the controller with the locking pin.

Mounting on a DIN rail (35 mm)Mount the base part on a DIN rail. Establish the electricalconnections and position the controller in the base part. Securethe controller with the locking pin.

Dismounting the ECL Comfort controllerIn order to remove the controller from the base part, pull out thelocking pin by means of a screwdriver. The controller can now beremoved from the base part.

The easy way to lock the controller to its base or unlock it is to use ascrew driver as lever.

Before removing the ECL Comfort controller from the base part, ensurethat the supply voltage is disconnected.



2.3.2 Mounting the Remote Control Units ECA 30/31

Select one of the following methods:

• Mounting on a wall, ECA 30 / 31

• Mounting in a panel, ECA 30

Screws and rawlplugs are not supplied.

Mounting on a wallMount the base part of the ECA 30 / 31 on a wall with a smoothsurface. Establish the electrical connections. Place the ECA 30 /31 in the base part.

Mounting in a panelMount the ECA 30 in a panel using the ECA 30 frame kit (order codeno. 087H3236). Establish the electrical connections. Secure theframe with the clamp. Place the ECA 30 in the base part. The ECA30 can be connected to an external room temperature sensor.

The ECA 31 must not be mounted in a panel if the humidityfunction is to be used.



2.4 Placing the temperature sensors

2.4.1 Placing the temperature sensors

It is important that the sensors are mounted in the correct positionin your system.

The temperature sensor mentioned below are sensors used forthe ECL Comfort 210 and 310 series which not all will be neededfor your application!

Outdoor temperature sensor (ESMT)The outdoor sensor should bemounted on that side of the buildingwhere it is less likely to be exposed to direct sunshine. It should notbe placed close to doors, windows or air outlets.

Flow temperature sensor (ESMU, ESM-11 or ESMC)Place the sensor max. 15 cm from the mixing point. In systemswith heat exchanger, Danfoss recommends that the ESMU-type tobe inserted into the exchanger flow outlet.

Make sure that the surface of the pipe is clean and even wherethe sensor is mounted.

Return temperature sensor (ESMU, ESM-11 or ESMC)The return temperature sensor should always be placed so that itmeasures a representative return temperature.

Room temperature sensor (ESM-10, ECA 30 / 31 Remote ControlUnit)Place the room sensor in the room where the temperature is to becontrolled. Do not place it on outside walls or close to radiators,windows or doors.

Boiler temperature sensor (ESMU, ESM-11 or ESMC)Place the sensor according to the boiler manufacturer’sspecification.

Air duct temperature sensor (ESMB-12 or ESMU types)Place the sensor so that it measures a representative temperature.

DHW temperature sensor (ESMU or ESMB-12)Place the DHW temperature sensor according to themanufacturer’sspecification.

Slab temperature sensor (ESMB-12)Place the sensor in a protection tube in the slab.

ESM-11: Do not move the sensor after it has been fastened in order toavoid damage to the sensor element.

ESM-11, ESMC and ESMB-12: Use heat conducting paste for quickmeasurement of the temperature.

ESMU and ESMB-12: Using a sensor pocket to protect the sensor will,however, result in a slower temperature measurement.



Pt 1000 temperature sensor (IEC 751B, 1000 Ω / 0 °C) Relationship between temperature and ohmic value:

-50

800

900

1000

1100

1200

1300

1400

1500

1600

-25 0 25 50 75 100 125 150°C

Ω

Ω

803843 882922961

1000103910781117115511941232127113091347138514231461149815351573

°C

-50 -40 -30-20-10 0102030405060708090

100110120130140150



2.5 Electrical connections

2.5.1 Electrical connections 230 V a.c. in general

The common ground terminal is used for connection of relevantcomponents (pumps, motorized control valves).



2.5.2 Electrical connections, 230 V a.c., power supply, pumps, motorized control valves etc.

Connections for P330, in general:

See also the Mounting Guide (delivered with the application key) for application specific connections.

Application P330

Terminal Description Max. load

19 Phase for circulation pump / DHW charging pump / Alarm

18 A1 Alarm 4 (2) A / 230 V a.c.*

17 P5 Circulation pump / DHW charging pump 4 (2) A / 230 V a.c.*

16 Phase for circulation pump / charging pump

15 P4 Circulation pump / DHW charging pump 4 (2) A / 230 V a.c.*14 Phase for circulation pump / charging pump

13 P3 Circulation pump 4 (2) A / 230 V a.c.*

12 P2 Circulation pump 4 (2) A / 230 V a.c.*

11 P1 Circulation pump / charging pump 4 (2) A / 230 V a.c.*

10 Supply voltage 230 V a.c. - neutral (N)

9 Supply voltage 230 V a.c. - live (L)

8 Phase for motorized control valve output

7 M1 Motorized control valve - opening 0.2 A / 230 V a.c.

6 M1 Motorized control valve - closing 0.2 A / 230 V a.c.

5 Phase for motorized control valve output





* Relay contacts: 4 A for ohmic load, 2 A for inductive load

Factory established jumpers:5 to 8, 9 to 14, L to 5 and L to 9, N to 10



Wire cross section: 0.5 - 1.5 mm²Incorrect connection can damage the electronic outputs.Max. 2 x 1.5 mm² wires can be inserted into each screw terminal.



2.5.3 ECA 32, relay outputs in general

Connections for P330, in general:See also the Mounting Guide (delivered with the application key) for application specific connections.

ECA 32, 0 - 10 V output

Connections for P330, in general:See also the Mounting Guide (delivered with the application key) for application specific connections.



2.5.4 Electrical connections, safety thermostats, 230 V a.c.

With safety thermostat, 1–step closing:Motorized control valve without safety function

Dan

foss

87H

2105

.10ECL 210 / 310

M1

Dan

foss

87H

2106

.10ECL 210 / 310

M2

With safety thermostat, 1–step closing:Motorized control valve with safety function

Dan

foss

87H

2107

.10ECL 210 / 310

M1



ECL 210 / 310

Dan

foss

87H

2108

.10

M2

With safety thermostat, 2–step closing:Motorized control valve with safety function

ECL 210 / 310

Dan

foss

87H

2109

.10

M1

When ST is activated by a high temperature, the safety circuit in themotorized control valve closes the valve immediately.

When ST1 is activated by a high temperature (the TR temperature), themotorized control valve is closed gradually. At a higher temperature(the ST temperature), the safety circuit in the motorized control valvecloses the valve immediately.

Wire cross section: 0.5 - 1.5 mm²Incorrect connection can damage the electronic outputs.Max. 2 x 1.5 mm² wires can be inserted into each screw terminal.



2.5.5 Electrical connections, Pt 1000 temperature sensors and signals

Connections for P330, in general:See also the Mounting Guide (delivered with the application key)for application specific connections.

Terminal Sensor / description Type(recomm.)

29 and 30 S1 Outdoor temperaturesensor*

ESMT

28 and 30 S2 Temperature sensor ESM-11 / ESMB /ESMC / ESMU

27 and 30 S3 Flow temperature sensor** ESM-11 / ESMB /ESMC / ESMU

26 and 30 S4 Flow temperature sensor** ESM-11 / ESMB /ESMC / ESMU

25 and 30 S5 (Optional) Returntemperature sensor

ESM-11 / ESMB /ESMC / ESMU





22 and 30 S8 Voltage signal (0-10 V) forexternal control of desiredflow temperature, heatingcircuit 1 or Master circuit.Flow temperature sensor **21 and 30 S9 ESM-11 / ESMB /

ESMC / ESMU

Upper DHW tanktemperature sensor *** /flow temperature sensor **

20 and 30 S10 ESMB / ESMUESM-11 / ESMB /ESMC / ESMU

* If the outdoor temperature sensor is not connected or thecable is short-circuited, the controller assumes that theoutdoor temperature is 0 (zero) °C.

** The sensor must always be connected in order to have thedesired functionality. If the sensor is not connected or thecable is short-circuited, the motorized control valve closes(safety function).

*** This sensor is used if only one tank temperature sensor isrequired.

Factory established jumper:30 to common terminal.

Wire cross section for sensor connections: Min. 0.4 mm².Total cable length: Max. 200 m (all sensors incl. internal ECL 485communication bus)Cable lengths of more than 200 m may cause noise sensibility (EMC).



Connection of voltage signal (0–10 V) to S8 for external controlof desired flow temperature

Electrical connections, ECA 32

Connections for P330, in general:See also the Mounting Guide (delivered with the application key)for application specific connections.

Terminal Sensor / description Type(recomm.)

50 and 49 S11 Upper tank / buffer tanktemperature sensor

ESMB / ESMU

51 and 49 S12 Lower tank temperaturesensor

ESMB / ESMU

52 and 49 S13 (Optional) Roomtemperature sensor

ESM-10


ESM-10


ESM-10


ESM-10



2.5.6 Electrical connections, ECA 30 / 31

TerminalECL

TerminalECA 30 / 31

Description Type(recomm.)

30 4

31 1Twisted pair

32 2

33 3Twisted pair

Cable 2 xtwisted pair

4

5Ext. room temperaturesensor* ESM-10

* After an external room temperature sensor has been connected,ECA 30 / 31 must be repowered.

The communication to the ECA 30 / 31 must be set up in the ECLComfort controller in 'ECA addr.'

The ECA 30 /31 must be set up accordingly.

After application setup the ECA 30 / 31 is ready after 2–5 min. Aprogress bar in the ECA 30 / 31 is displayed.

ECL 210 / 310ECA 30 / 31

A

A

B

B

Dan

foss

87H

2051

.10

ESM-10

If the actual application contains two heating circuits, it is possible toconnect two ECA 30 / 31. The electrical connections are in parallel.

Max. 2 ECA 30 / 31 can be connected to an ECL Comfort 310 controlleror to ECL Comfort 310 controllers in a master-slave system.

Setup procedures for ECA 30 /31: See section ‘Miscellaneous’.



ECA information message:‘Application req. newer ECA’:The software of your ECA does not comply with the software of yourECL Comfort controller. Please contact your Danfoss sales office.

Some applications do not contain functions related to actual roomtemperature. The connected ECA 30 / 31 will only function as remotecontrol.

Total cable length: Max. 200 m (all sensors incl. internal ECL 485communication bus).Cable lengths of more than 200 m may cause noise sensibility (EMC).



2.5.7 Electrical connections, master / slave systems

The controller can be used as master or slave in master / slavesystems via the internal ECL 485 communication bus (2 x twistedpair cable).

The ECL 485 communication bus is not compatible with the ECLbus in ECL Comfort 110, 200, 300 and 301!

Terminal Description Type(recomm.)

30 Common terminal

31* +12 V*, ECL 485 communication bus

32 B, ECL 485 communication bus

33 A, ECL 485 communication bus

Cable 2 xtwisted pair

* Only for ECA 30 / 31 and master / slave communication

Dan

foss

87H

2052

.10

A

A

B

B

A

A

B

B

Total cable length: Max. 200 m (all sensors incl. internal ECL 485communication bus).Cable lengths of more than 200 m may cause noise sensibility (EMC).



2.5.8 Electrical connections, communication

Electrical connections, Modbus

Electrical connections, M-bus

ECL 210 / 310

Dan

foss

87H

2060

.10

A

A

B

B

ECL 310

Dan

foss

87H

2061

.10

A

A

B

B



2.6 Inserting the ECL Application Key

2.6.1 Inserting the ECL Application Key

The ECL Application Key contains

• the application and its subtypes,

• currently available languages,

• factory settings: e.g. schedules, desired temperatures,limitation values etc. It is always possible to recover the factorysettings,

• memory for user settings: special user / system settings.

After having powered-up the controller, different situations mightbe existing:

1. The controller is new from the factory, the ECL Application Keyis not inserted.

2. The controller already runs an application. The ECL ApplicationKey is inserted, but the application needs to be changed.

3. A copy of the controllers settings is needed for configuringanother controller.

User settings are, among others, desired room temperature, desiredDHW temperature, schedules, heat curve, limitation values etc.

System settings are, among others, communication set-up, displaybrightness etc.



Automatic update of controller software:The software of the controller is updated automatically when the keyis inserted (as of controller version 1.11). The following animation willbe shown when the software is being updated:

Progress bar

During update:- Do not remove the KEY- Do not disconnect the power



Application Key: Situation 1The controller is new from the factory, the ECL Application Keyis not inserted.

An animation for the ECL Application Key insertion is displayed.Insert the Application Key .

Application Key name and Version is indicated (example: A266Ver. 1.03).

If the ECL Application Key is not suitable for the controller, a "cross"is displayed over the ECL Application Key-symbol.

Action: Purpose: Examples:

Select language

Confirm

Select application

Confirm with ‘Yes’

Set 'Time & Date'Turn and push the dial to select andchange 'Hours', 'Minutes', 'Date','Month' and 'Year'.Choose ''Next'


Go to ‘Aut. daylight’

Choose whether ‘Aut. daylight´ *should be active or not YES or NO

* ‘Aut. daylight’ is the automatic changeover between summerand winter time.

Depending on the contents of the ECL Application Key, procedureA or B is taking place:

AThe ECL Application key contains factory settings:The controller reads / transfers data from the ECL Application Keyto ECL controller.

The application is installed, and the controller resets and starts up.

BThe ECL Application key contains changed system settings:Push the dial repeatedly.

’NO’: Only factory settings from the ECL Application Key willbe copied to the controller.

’YES*: Special system settings (differing from the factorysettings) will be copied to the controller.

If the key contains user settings:Push the dial repeatedly.

‘NO: Only factory settings from the ECL Application Key willbe copied to the controller.

‘YES*: Special user settings (differing from the factory settings)will be copied to the controller.

* If ‘YES’ cannot be chosen, the ECL Application Key does notcontain any special settings.

Choose ‘Start copying’ and confirm with 'Yes'.



Application Key: Situation 2The controller already runs an application. The ECL ApplicationKey is inserted, but the application needs to be changed.

To change to another application on the ECL Application Key, thecurrent application in the controller must be erased (deleted).

Be aware that the Application Key must be inserted.


Choose ‘MENU’ in any circuit

Confirm

Choose the circuit selector at the topright corner in the display

Confirm

Choose ‘Common controller settings’

Confirm

Choose ‘Key functions’

Confirm

Choose ‘Erase application’


The controller resets and is ready to be configured.

Follow the procedure described in situation 1.



Application Key: Situation 3A copy of the controllers settings is needed for configuringanother controller.

This function is used

• for saving (backup) of special user and system settings

• when another ECL Comfort controller of the same type (210 or310) must be configured with the same application but user /system settings differ from the factory settings.

How to copy to another ECL Comfort controller:


Choose ‘MENU’

Confirm


Confirm

Choose 'Common controller settings'

Confirm

Go to ‘Key functions’

Confirm

Choose ‘Copy’

Confirm

Choose ‘To’.‘ECL’ or ‘KEY’ will be indicated. Choose’ECL’ or KEY’

*’ECL’ or ‘KEY’.

Push the dial repeatedly to choosecopy directionChoose ‘System settings’ or ‘Usersettings’

**‘NO’ or ‘YES’

Push the dial repeatedly to choose‘Yes’ or ‘No’ in ‘Copy’. Push to confirm.

Choose ‘Start copying’

The Application Key or the controlleris updated with special system or usersettings.

*

‘ECL’: Data will be copied from the Application Key to theECL Controller.

‘KEY’: Data will be copied from the ECL Controller to theApplication Key.

**

‘NO’: The settings from the ECL controller will not be copiedto the Application Key or to the ECL Comfort controller.

‘YES’: Special settings (differing from the factory settings) willbe copied to the Application Key or to the ECL Comfortcontroller. If YES can not be chosen, there are no specialsettings to be copied.



2.6.2 ECL Application Key, copying data

General principlesWhen the controller is connected and operating, you can checkand adjust all or some of the basic settings. The new settings canbe stored on the Key.

How to update the ECL Application Key after settings havebeen changed?All new settings can be stored on the ECL Application Key.

How to store factory setting in the controller from theApplication Key?Please read the paragraph concerning Application Key, Situation1: The controller is new from the factory, the ECL Application Keyis not inserted.

How to store personal settings from the controller to the Key?Please read the paragraph concerning Application Key, Situation 3:A copy of the controllers settings is needed for configuring anothercontroller

As a main rule, the ECL Application Key should always remain inthe controller. If the Key is removed, it is not possible to changesettings.

Factory settings can always be restored.

Make a note of new settings in the 'Settings overview' table.

Do not remove the ECL Application Key while copying. The data onthe ECL Application Key can be damaged!

It is possible to copy settings from one ECL Comfort controller toanother controller provided that the two controllers are from the sameseries (210 or 310).



2.7 Check list

Is the ECL Comfort controller ready for use?

Make sure that the correct power supply is connected to terminals 9 (Live) and 10 (Neutral).

Check that the required controlled components (actuator, pump etc.) are connected to the correct terminals.

Check that all sensors / signals are connected to the correct terminals (see 'Electrical connections').

Mount the controller and switch on the power.

Is the ECL Application Key inserted (see 'Inserting the Application Key').

Is the correct language chosen (see 'Language' in 'Common controller settings').

Is the time & date set correctly (see 'Time & Date' in 'Common controller settings').

Is the right application chosen (see 'Identifying the system type').

Check that all settings in the controller (see 'Settings overview') are set or that the factory settings comply with yourrequirements.

Choose manual operation (see 'Manual control'). Check that valves open and close, and that required controlledcomponents (pump etc.) start and stop when operated manually.

Check that the temperatures / signals shown in the display match the actual connected components.

Having completed themanual operation check, choose controller mode (scheduled, comfort, saving or frost protection).



2.8 Navigation, ECL Application Key P330

Parameter list, application P330, Heating

Home P330 all applications (P330.1, P330.2, P330.3 etc.)

MENU Heating ID nos. Function .1 .2 .3 .4 .5 .6 .7 .8 .9 .10 .11 .12 .13 .14

Schedule Schedule ( ( ( ( ( ( ( ( ( ( ( ( ( (

Settings Flowtempera-ture

Heat curve ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x178 Temp. max. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x179 Temp. min. ( ( ( ( ( ( ( ( ( ( ( ( ( (

Ext. desired T ( ( ( ( (

Room limit 1x182 Infl. - max. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x183 Infl. - min. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x015 Adapt. time ( ( ( ( ( ( ( ( ( ( ( ( ( (

Returnlimit

1x031 High T out X1 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x032 Low limit Y1 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x033 Low T out X2 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x034 High limit Y2 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x035 Infl. - max. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x036 Infl. - min. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x037 Adapt. time ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x085 Priority ( ( ( ( ( ( ( ( ( ( ( ( ( (

Flow/ Actual ( ( ( ( ( ( ( ( ( ( ( ( ( (

power limit Actual limit ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x119 High T out X1 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x117 Low limit Y1 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x118 Low T out X2 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x116 High limit Y2 ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x112 Adapt. time ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x113 Filter constant ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x109 Input type ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x115 Units ( ( ( ( ( ( ( ( ( ( ( ( ( (

Optimiza-tion

1x011 Auto saving ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x012 Boost ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x013 Ramp ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x014 Optimizer ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x026 Pre stop ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x020 Based on ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x021 Total stop ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x179 Cut-out ( ( ( ( ( ( ( ( ( ( ( ( ( (

Controlpar.

1x174 Motor pr. ( ( ( ( ( ( ( ( ( ( ( ( ( (1x184 Xp ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x185 Tn ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x186 M run ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x187 Nz ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x189 Min. act. time ( ( ( ( ( ( ( ( ( ( ( ( ( (



Parameter list, application P330, Heating, continued


MENU Heating ID nos. Function .1 .2 .3 .4 .5 .6 .7 .8 .9 .10 .11 .12 .13 .14

Settings Application 1x010 ECA addr. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x017 Demand offset ( ( ( ( (

1x050 P demand ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x500 Send desired T ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x022 P exercise ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x023 M exercise ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x052 DHW priority ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x077 P frost T ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x078 P heat T ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x040 P post-run ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x093 Frost pr. T ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x141 Ext. input ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x142 Ext. mode ( ( ( ( ( ( ( ( ( ( ( ( ( (

Holiday Holiday ( ( ( ( ( ( ( ( ( ( ( ( ( (

Alarm Temp.monitor.

1x147 Upper diff. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x148 Lower diff. ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x149 Delay ( ( ( ( ( ( ( ( ( ( ( ( ( (

1x150 Lowest temp. ( ( ( ( ( ( ( ( ( ( ( ( ( (

Alarmoverview

( ( ( ( ( ( ( ( ( ( ( ( ( (

Influenceoverview Des. flow T Influence source ( ( ( ( ( ( ( ( ( ( ( ( ( (



Parameter list, application P330, DHW


MENU DHW ID nos. Function .1 .2 .3 .4 .5 .6 .7 .8 .9 .10 .11 .12 .13 .14

Schedule Schedule ( ( ( ( ( ( ( (

ScheduleCirc. pu. Schedule ( ( ( ( ( ( ( (

Settings Tank tem-perature

1x193 Charge difference ( ( ( ( ( ( ( (

1x195 Start difference ( ( ( ( ( ( ( (

1x194 Stop difference ( ( ( ( ( ( ( (

1x152 Max. charge T ( ( ( ( ( ( ( (

13192 Tank start diff. (

13196 Tank stop diff. (

Returnlimit

1x030 Limit ( ( (

1x035 Infl. - max. ( ( (

1x036 Infl. - min. ( ( (

1x037 Adapt. time ( ( (

Flow/ Actual ( ( (

powerlimit

1x111 Limit ( ( (

1x112 Adapt. time ( ( (

1x113 Filter constant ( ( (

1x109 Input type ( ( (

1x115 Units ( ( (

Applica-tion

1x055 Circ. P priority ( ( ( ( ( ( ( (

1x054 Cont. T control ( ( ( ( ( ( ( (

1x041 DHW P post-run ( ( ( ( ( ( ( (

1x042 Char. P post-run ( ( ( ( ( ( ( (

1x500 Send desired T ( ( ( ( ( ( ( (

1x076 Circ. P frost T ( ( ( ( ( ( ( (

1x093 Frost protect. T ( ( ( ( ( ( ( (

1x141 Ext. input ( ( ( ( ( ( ( (

1x142 Ext. mode ( ( ( ( ( ( ( (

Anti-bacteria

Day, days ( ( ( ( ( ( ( (Start time ( ( ( ( ( ( ( (

Duration ( ( ( ( ( ( ( (

Desired T ( ( ( ( ( ( ( (

Holiday Holiday ( ( ( ( ( ( ( (

Alarm Temp.monitor.

1x147 Upper diff. ( ( (

1x148 Lower diff. ( ( (

1x149 Delay ( ( (

1x150 Lowest temp. ( ( (

Alarmoverview

( ( (

Influenceoverview Des. flow T Influence source ( ( ( ( ( ( ( (



Parameter list, application P330, Common controller


MENU Commoncontroller ID nos. Function .1 .2 .3 .4 .5 .6 .7 .8 .9 .10 .11 .12 .13 .14

Settings Time & date ( ( ( ( ( ( ( ( ( ( ( ( ( (

Settings(M)

Flow tem-perature

1x193 Charge difference (

1x194 Stop difference (

1x195 Start difference (

1x178 Temp. max. ( ( ( ( ( ( ( ( (

1x179 Temp. min. ( ( ( ( ( ( ( ( (

Ext. desired T ( ( ( ( ( ( ( ( (

Returnlimit

See settings forHeating

( ( ( ( ( ( ( ( (

Flow/power limit


( ( ( ( ( ( ( ( (

Controlpar.


( ( ( ( ( ( ( ( (

Applica-tion

1x017 Demand offset ( ( ( ( ( ( ( ( (

1x022 P exercise ( ( ( ( ( ( ( ( (

1x023 M exercise ( ( ( ( ( ( ( ( (

1x052 DHW priority (

1x077 P frost T ( ( ( ( ( ( ( ( (

1x078 P heat T ( ( ( ( ( ( ( ( (

1x040 P post-run ( ( ( ( ( ( ( ( (

Alarm(M)


( ( ( ( ( ( ( ( (

Holiday Holiday ( ( ( ( ( ( ( ( ( ( ( ( ( (

Inputoverview

( ( ( ( ( ( ( ( ( ( ( ( ( (

Inputoverview(M)

( ( ( ( ( ( ( ( (

Log ( ( ( ( ( ( ( ( ( ( ( ( ( (

Log (M) ( ( ( ( ( ( ( ( (

Outputoverride

( ( ( ( ( ( ( ( ( ( ( ( ( (

Key func-tions

New application ( ( ( ( ( ( ( ( ( ( ( ( ( (

Application ( ( ( ( ( ( ( ( ( ( ( ( ( (

Factory setting ( ( ( ( ( ( ( ( ( ( ( ( ( (

Copy ( ( ( ( ( ( ( ( ( ( ( ( ( (

Key overview ( ( ( ( ( ( ( ( ( ( ( ( ( (

System ECL version ( ( ( ( ( ( ( ( ( ( ( ( ( (

Extension ( ( ( ( ( ( ( ( ( ( ( ( ( (

Ethernet ( ( ( ( ( ( ( ( ( ( ( ( ( (

Portal config. ( ( ( ( ( ( ( ( ( ( ( ( ( (

M-bus config. ( ( ( ( ( ( ( ( ( ( ( ( ( (

Energy meters ( ( ( ( ( ( ( ( ( ( ( ( ( (

Raw inputoverview

( ( ( ( ( ( ( ( ( ( ( ( ( (

Alarm ( ( ( ( ( ( ( ( ( ( ( ( ( (

Display ( ( ( ( ( ( ( ( ( ( ( ( ( (

Communication ( ( ( ( ( ( ( ( ( ( ( ( ( (

Language ( ( ( ( ( ( ( ( ( ( ( ( ( (



3.0 Daily use

3.1 How to navigate

You navigate in the controller by turning the dial left or right tothe desired position ( ).

The dial has a built-in accellerator. The faster you turn the dial, thefaster it reaches the limits of any wide setting range.

The position indicator in the display ( ) will always show you whereyou are.

Push the dial to confirm your choices ( ).

The display examples are from a two-circuit application: Oneheating circuit ( ) and one domestic hot-water (DHW) circuit ( ).The examples might differ from your application.

Heating circuit ( ): DHW circuit ( );

Some general settings which apply to the entire controller arelocated in a specific part of the controller.

To enter ‘Common controller settings’:



Confirm


Confirm


Confirm

Circuit selector



3.2 Understanding the controller display

This section describes the function in general for the ECL Comfort210 / 310 series. The shown displays are typical and not applicationrelated. They might differ from the displays in your application.

Choosing a favorite displayYour favorite display is the display you have chosen as the defaultdisplay. The favorite display will give you a quick overview of thetemperatures or units that you want to monitor in general.

If the dial has not been activated for 20 min., the controller willrevert to the overview display you have chosen as favorite.

To shift between displays: Turn the dial until you reach the displayselector ( ) at the bottom right side of the display. Push the dial andturn to choose your favorite overview display. Push the dial again.

Heating circuitOverview display 1 informs about:actual outdoor temperature, controller mode,actual room temperature, desired room temperature.

Overview display 2 informs about:actual outdoor temperature, trend in outdoor temperature,controller mode, max. and min. outdoor temperatures sincemidnight as well as desired room temperature.

Overview display 3 informs about:date, actual outdoor temperature, controller mode, time, desiredroom temperature as well as shows the comfort schedule of thecurrent day.

Overview display 4 informs about:state of the controlled components, actual flow temperature,(desired flow temperature), controller mode, return temperature(limitation value).

Dependent on the chosen display, the overview displays for theheating circuit inform you about:• actual outdoor temperature (-0.5)• controller mode ( )• actual room temperature (24.5)• desired room temperature (20.7 °C)• trend in outdoor temperature ( )• min. and max. outdoor temperatures since midnight ( )• date (23.02.2010)• time (7:43)• comfort schedule of the current day (0 - 12 - 24)• state of the controlled components (M2, P2)• actual flow temperature (49 °C), (desired flow temperature (31))• return temperature (24 °C) (limitation temperature (50))

Overview display 1: Overview display 2:


The setting of the desired room temperature is important even if aroom temperature sensor / Remote Control Unit is not connected.



If the temperature value is displayed as

"- -" the sensor in question is not connected.

"- - -" the sensor connection is short-circuited.

DHW circuitOverview display 1 informs about:actual DHW temperature, controller mode, desired DHWtemperature as well as the comfort schedule of the current day.

Overview display 2 informs about:state of the controlled components, actual DHW temperature,(desired DHW temperature), controller mode, return temperature(limitation value).

Dependent on chosen display, the overview displays for the DHWcircuit inform you about:• actual DHW temperature (50.3)• controller mode ( )• desired DHW temperature (50 °C)• comfort schedule of the current day(0 - 12 - 24)• state of the controlled components (M1, P1)• actual DHW temperature (50 °C), (desired DHW temperature (50))• return temperature (- - °C) (limitation temperature (30))


Setting the desired temperature

Depending on the chosen circuit and mode, it is possible to enterall daily settings directly from the overview displays (see also thenext page concerning symbols).

Setting the desired room temperature

The desired room temperature can easily be adjusted in theoverview displays for the heating circuit.


Desired room temperature 20.5

Confirm

Adjust the desired room temperature 21.0

Confirm

This overview display informs about outdoor temperature, actualroom temperature as well as desired room temperature.

The display example is for comfort mode. If you want to changethe desired room temperature for saving mode, choose the modeselector and select saving.



The setting of the desired room temperature is important even if aroom temperature sensor / Remote Control Unit is not connected.

Setting the desired DHW temperature

The desired DHW temperature can easily be adjusted in theoverview displays for the DHW circuit.


Desired DHW temperature 50

Confirm

Adjust the desired DHW temperature 55

Confirm

In addition to the information about desired and actual DHWtemperature, the today's schedule is visible.

The display example indicates that the controller is in scheduledoperation and in comfort mode.

Setting the desired room temperature, ECA 30 / ECA 31

The room desired temperature can be set exactly as in thecontroller. However, other symbols can be present in the display(please see 'What do the symbols mean?').

With the ECA 30 / ECA 31 you can override the desired roomtemperature set in the controller temporarily by means of the overridefunctions:



3.3 A general overview: What do the symbols mean?

Symbol Description

Outdoor temp.

Room temp.

DHW temp.

Temperature

Position indicator

Scheduled mode

Comfort mode

Saving mode

Frost protection mode

Manual mode

Standby — cooling mode

! Active output override

Optimized start or stop time

Mode

Heating

DHW

Common controller settings

Circuit

Pump ON

Pump OFF

Actuator opens

Actuator closes

42 Actuator, analogue controlsignal

Controlledcomponent

Alarm

Monitoring temperaturesensor connection

Display selector

Max. and min. value

Trend in outdoor temperature

Wind speed sensor

Symbol Description

Sensor not connected or not used

Sensor connection short-circuited

7-23 Fixed comfort day (holiday)

Active influence

Heating active

Cooling active

Additional symbols, ECA 30 / 31:

Symbol Description

ECA Remote Control Unit

Relative humidity indoor

Day off

Holiday

Relaxing (extended comfort period)

Going out (extended saving period)



3.4 Monitoring temperatures and system components


Heating circuit

The overview display in the heating circuit ensures a quickoverview of the actual and (desired) temperatures as well as theactual state of the system components.

Display example:

49 °C Flow temperature

(31) Desired flow temperature

24 °C Return temperature

(50) Return temperature limitation

DHW circuit

The overview display in the DHW circuit ensures a quick overviewof the actual and (desired) temperatures as well as the actual stateof the system components.

Display example (heat exchanger):

50 °C Flow temperature

(50) Desired flow temperature

- - Return temperature: sensor not connected

(30) Return temperature limitation

Display example with heat exchanger:

Input overview

Another option to get a quick overview of measured temperaturesis the 'Input overview' which is visible in the common controllersettings (how to enter the common controller settings, see‘Introduction to common controller settings’.)

As this overview (see display example) only states the measuredactual temperatures, it is read-only.



3.5 Influence overview


The menu gives an overview of the influences on the desiredflow temperature. It differs from application to application whichparameters are listed. It can be helpful in a service situation toexplain unexpected conditions or temperatures among others.

If the desired flow temperature is influenced (corrected) by one ormore parameters, it is indicated by a small line with arrow-down,arrow-up or double-arrow:

Arrow-down:The parameter in question reduces the desired flow temperature.

Arrow-up:The parameter in question increases the desired flow temperature.

Double-arrow:The parameter in question creates an override (e.g. Holiday).

Straight line:No active influence.

In the example, the arrow in the symbol points downwards for'Room lim.'. This means that the actual room temperature ishigher than the desired room temperature which again results in adecrease of the desired flow temperature.



3.6 Manual control


It is possible to manually control the installed components.

Manual control can only be selected in favorite displays in whichthe symbols for the controlled components (valve, pump etc.) arevisible.


Choose mode selector

Confirm

Choose manual mode

Confirm

Choose pump

Confirm

Switch ON the pump

Switch OFF the pump.

Confirm pump mode

Choose motorized control valve

Confirm

Open the valve

Stop opening the valve

Close the valve

Stop closing the valve

Confirm valve mode

To leave manual control, use the mode selector to select thedesired mode. Push the dial.

Manual control is typically used when commisioning theinstallation. The controlled components, valve, pump etc., can becontrolled for correct function.

Controlled components Circuit selector

During manual operation, all control functions are deactivated. Frostprotection is not active.

When manual control is selected for one circuit, it is automaticallyselected for all circuits!

Manual control of 0 - 10 volt controlled actuator:The actuator symbol has a value (in %) which can be changed. The %value is corresponding to a voltage value in the range 0 - 10 volt.



3.7 Schedule

3.7.1 Set your schedule

This section describes the schedule in general for the ECL Comfort210 / 310 series. The shown displays are typical and not applicationrelated. They might differ from the displays in your application.In some applications, however, there might be more than oneschedule. Additional schedules can be found in ‘Commoncontroller settings’.

The schedule consists of a 7-day week:

M = Monday

T = Tuesday

W = Wednesday

T = Thursday

F = Friday

S = Saturday

S = Sunday

The schedule will day-by-day show you the start and stop times ofyour comfort periods (heating / DHW circuits).

Changing your schedule:

Action: Purpose: Examples:Choose 'MENU' in any of the overviewdisplays

Confirm

Confirm the choice 'Schedule'

Choose the day to change

Confirm* T

Go to Start1

Confirm

Adjust the time

Confirm

Go to Stop1, Start2 etc. etc.

Return to 'MENU'

Confirm

Choose 'Yes' or 'No' in 'Save'

Confirm

* Several days can be marked

The chosen start and stop times will be valid for all the chosen days(in this example Thursday and Saturday).

You can set max. 3 comfort periods a day. You can delete a comfortperiod by setting start and stop times to the same value.

Each circuit has its own schedule. To change to another circuit, go to'Home', turn the dial and choose the desired circuit.

The start and stop times can be set in half-hourly (30 min. ) intervals.



4.0 Settings overview

All parameters related to heating and DHW are listed as circuit 1.It is recommendable to make a note of any changed settings in the empty columns.

Setting ID Page Factory settings in circuit(s)

1

Heat curve 65 1.0

Temp. max. (flow temp. limit, max.) 1x178 66 90 °C

Temp. min. (flow temp. limit, min.) 1x177 66 10 °C

Ext. desired T 67 None

Infl. - max. (room temp. limitation, max.) 1x182 69 -4,0

Infl. - min. (room temp. limitation, min.) 1x183 69 0,0

Adapt. time (adaption time) 1x015 70 OFF

High T out X1 (return temp. limitation, high limit, X-axis) 1x031 71 15 °C

Low limit Y1 (return temp. limitation, low limit, Y-axis) 1x032 71 40 °C

Low T out X2 (return temp. limitation, low limit, X-axis) 1x033 71 -15 °C

High limit Y2 (return temp. limitation, high limit, Y-axis) 1x034 71 60 °C

Infl. - max. (return temp. limitation - max. influence) 1x035 72 -2,0

Infl. - min. (return temp. limitation - min. influence) 1x036 72 0,0

Adapt. time (adaptation time) 1x037 72 25 s

Priority (priority for return temp. limitation) 1x085 73 OFF

Actual (actual flow or power) 1x110 74

Actual limit (limitation value) 1x111 74

High T out X1 (flow / power limitation, high limit, X-axis) 1x119 74 15 °C

Low limit Y1 (flow / power limitation, low limit, Y-axis) 1x117 75 999,9l/h

Low T out X2 (flow / power limitation, low limit, X-axis) 1x118 75 -15 °C

High limit Y2 (flow / power limitation, high limit, Y-axis) 1x116 75 999,9l/h

Adapt. time (adaptation time) 1x112 75 OFF

Filter constant 1x113 75 10

Input type 1x109 76 OFF

Units 1x115 76 l / h

Auto saving (saving temp. dependent on outdoor temp.) 1x011 77 -15 °C

Boost 1x012 77 OFF

Ramp (reference ramping) 1x013 78 OFF

Optimizer (optimizing time constant) 1x014 78 OFF

Pre-stop (optimized stop time) 1x026 79 ON

Based on (optimization based on room / outdoor temp.) 1x020 79 OUT

Total stop 1x021 79 OFF

Cut-out (limit for heating cut-out) 1x179 80 18 °C

Motor pr. (motor protection) 1x174 81 OFF

Xp (proportional band) 1x184 81 *)

Tn (integration time constant) 1x185 81 *)

M run (running time of the motorized control valve) 1x186 81 *)

Nz (neutral zone) 1x187 82 *)

Min. act. time (min. activation time gear motor) 1x189 82 *)

ECA addr. (choice of Remote Control Unit) 1x010 84 OFF

Demand offset 1x017 84 *)




1

P demand (P330.1 - P330.5) 1x050 84 OFF

Send desired T 1x500 85 ON

P exercise (pump exercise) 1x022 85 ON

M exercise (valve exercise) 1x023 85 OFF

DHW priority (closed valve / normal operation) 1x052 85 OFF

P frost T 1x077 86 2 °C

P heat T (heat demand) 1x078 86 20 °C

P post-run 1x040 86 3 m

Frost pr. T (frost protection temperature) 1x093 86 10 °C

Ext. input (external override) 1x141 87 OFF

Ext. mode (external override mode) 1x142 87 COM-FORT

Charge difference 1x193 88 15 K

Start difference 1x195 88 -3 K

Stop difference 1x194 89 3 K

Max. charge T 1x152 90 80 °C

Tank start diff. (P330.14) 13192 90 10 K

Tank stop diff. (P330.14) 13196 90 2 K

Circ. P priority 1x055 91 OFF

Cont. T control 1x054 91 OFF

DHW P post-run 1x041 91 0 min.

Char. P post-run 1x042 92 1 min.

Send desired T 1x500 92 ON

Circ. P frost T 1x076 92 2 °C

Frost pr. T (frost protection temperature) 1x093 93 10 °C

Day 94

Start time 95 00:00

Duration 95 120 m

Desired T 95 OFF

Upper difference 1x147 96 OFF

Lower difference 1x148 96 OFF

Delay 1x149 96 10 m

Lowest temp. 1x150 97 30 °C

Backlight (display brightness) 60058 108 5

Contrast (display contrast) 60059 108 3

Modbus addr. 38 109 1

ECL 485 addr. (master / slave address) 2048 109 15

Service Pin 2150 109 0

Ext. reset 2151 110 0

Language 2050 110 English

Room T Offset 112 0,0 K

RH offset (ECA 31 only) 113 0,0 %

Backlight (display brightness) 113 5

Contrast (display contrast) 113 3

Use as remote 113 *)




1

Slave addr. (Slave address) 114 A

Connection addr. (Connection address) 114 15

Override addr. (Override address) 115 OFF

Override circuit 115 OFF



5.0 Settings in all circuits

5.1 Flow temperature

The ECL Comfort controller determines and controls the flowtemperature related to the outdoor temperature. This relationshipis called the heat curve.

The heat curve is set by means of 6 coordinate points. The desiredflow temperature is set at 6 pre-defined outdoor temperaturevalues.

The shown value for the heat curve is an average value (slope),based on the actual settings.

Outdoortemp. Desired flow temp. Your

settingsA B C

-30 °C 45 °C 75 °C 95 °C-15 °C 40 °C 60 °C 90 °C-5 °C 35 °C 50 °C 80 °C0 °C 32 °C 45 °C 70 °C5 °C 30 °C 40 °C 60 °C15 °C 25 °C 28 °C 35 °C

A: Example for floor heatingB: Factory settingsC: Example for radiator heating (high demand)

Heat curve

Circuit Setting range Factory setting

1 0.1 ... 4.0 1.0

The heat curve can be changed in two ways:

1. The value of the slope is changed (see heat curve exampleson next page)

2. The coordinates of the heat curve are changed

Change the value of the slope:Push the dial to enter / change the slope value of the heat curve(example: 1.0).

When the slope of the heat curve is changed by means of the slopevalue, the common point for all heat curves will be a desired flowtemperature = 24.6 °C at an outdoor temperature = 20 °C

Change the coordinates:Push the dial to enter / change the coordinates of the heat curve(example: -30,75).

The heat curve represents the desired flow temperatures atdifferent outdoor temperatures and at a desired room temperatureof 20 °C.

If the desired room temperature is changed, the desired flowtemperature also changes:(Desired room T - 20) × HC × 2.5where "HC" is the Heat Curve slope and "2.5" is a constant.

Desired flow temperature

° C

-50 -40 -30 -20 -10 0 10 20

110100

80

60

40

20

CB

A

Slope changes

Coordinate changes

The calculated flow temperature can be influenced by the ‘Boost’ and‘Ramp’ functions etc.

Example:

Heat curve: 1.0Desired flow temp.: 50 °CDesired room temp.: 22 °CCalculation (22–20) × 1.0 × 2.5 = 5Result:The desired flow temperature will be corrected from 50 °C to 55 °C.



Choosing a heat curve slope

The heat curves represent the desired flow temperature at different outdoor temperatures and at a desired room temperature of 20 °C.

120

110

100

90

80

70

60

50

40

30

20

10

-30 -20 -10 0 10 20

2.2 2.6 3.0 3.41.8

1.4

1.0

0.6

0.2

The small arrows ( ) indicate 6 different outdoor temperature values at which you can change the heat curve.

Temp. max. (flow temp. limit, max.) 1x178


10 ... 150 °C 90 °C

Set the max. flow temperature for the system. The desired flowtemperature will not be higher than this setting. Adjust the factorysetting, if required.

The setting of ‘heat curve’ is possible for heating circuits only.

The setting for ‘Temp. max.’ has higher priority than ‘Temp. min.’.

Temp. min. (flow temp. limit, min.) 1x177


10 ... 150 °C 10 °C

Set the min. flow temperature for the system. The desired flowtemperature will not be lower than this setting. Adjust the factorysetting, if required.

‘Temp. min.’ is overruled if 'Total stop' is active in Saving mode or'Cut-out' is active.‘Temp. min.’ can be overruled by the influence from the returntemperature limitation (see 'Priority').

The setting for ‘Temp. max.’ has higher priority than ‘Temp. min.’.



External signal for desired flow temperature

The circuit 1 in the applications P330.1 - P330.5 and the MasterCircuit in the applications P330.6 - P330.14 can be controlled by anexternal signal for desired flow temperature.

A voltage (0 - 10 V) can be applied to the input terminal S8 in orderto determine the desired flow temperature.

The measured voltage on input S8 must be converted to atemperature value by the controller. When the voltage gets higher,the desired flow temperature increases.

The following settings set up the scaling.

Ext. desired T


Read-out only None

The actual desired flow temperature is indicated by the unit °C.

Read-out:

- - : External voltage signal is not connected.

°C : External voltage signal converted to desired flowtemperature.

Push the dial to see the graph and enter the value sets for the inputvoltage (1 and 10 volt) and displayed desired flow temperature.

Desired flow temperature: 10 ... 120 °C

Fixed voltage settings: 1 V and 10 V

Factory settings: (1,10) and (10,100)

This means that the ‘Desired flow temperature’ is 10 °C at 1.0 Vand 100 °C at 10 V.

Typically, the higher the voltage, the higher the displayed desiredflow temperature.

Example: Relationship between input voltage and displayed desired flowtemperature

Desired flow temp. (°C)

100. 0

10.0

1 10

Volt

This example shows that 1 volt corresponds to 10.0 °C and 10 voltcorrespond to 100 °C.

The external voltage signal must be higher than 1.0 V in order toactivate the override.



5.2 Room limit

This section is only relevant if you have installed a roomtemperature sensor or a Remote Control Unit.

The controller adjusts the desired flow temperature to compensatefor the difference between the desired and the actual roomtemperature.

If the room temperature is higher than the desired value, thedesired flow temperature can be reduced.

The 'Infl. -max.' (Influence, max. room temp.) determines howmuch the desired flow temperature should be reduced.

Use this influence type to avoid a too high room temperature. Thecontroller will allow for free heat gains, i.e. solar radiation or heatfrom a fire place etc.

If the room temperature is lower than the desired value, the desiredflow temperature can be increased.

The 'Infl. -min.' (Influence, min. room temperature) determineshow much the desired flow temperature should be increased.

Use this influence type to avoid a too low room temperature. Thiscould e.g. be caused by windy surroundings.

A typical setting will be -4.0 for 'Infl. -max.' and 4.0 for 'Infl. -min.'



Infl. - max. (room temp. limitation, max.) 1x182


-9.9 ... 0.0 -4.0

Determines howmuch the desired flow temperature will be influenced(decreased) if the actual room temperature is higher than the desired roomtemperature (P control).

-9.9: The room temperature has a big influence.

0.0: The room temperature has no influence.

Influence

‘Infl. - min.’ (min. limitation)Desired room temperatureActual room temperature

‘Infl. - max.’ (max. limitation)

The ‘Infl. - max.’ and 'Infl. - min.' determine how much the roomtemperature should influence the desired flow temperature.

If the ‘Infl.’ factor is too high and / or the ‘Adapt. time’ too low, there isa risk of unstable control.

Example 1:The actual room temperature is 2 degrees too high.The ‘Infl. - max.’ is set to -4.0.The ‘Infl. - min.’ is set to 0.0.The slope is 1.8 (see 'Heat curve' in 'Flow temperature').Result:The desired flow temperature is changed by (2 x -4.0 x 1.8)–14.4 degrees.

Example 2:The actual room temperature is 3 degrees too low.The ‘Infl. - max.’ is set to -4.0.The ‘Infl. - min.’ is set to 2.0.The slope is 1.8 (see 'Heat curve' in 'Flow temperature').Result:The desired flow temperature is changed by (3 x 2.0 x 1.8)10.8 degrees.

Infl. - min. (room temp. limitation, min.) 1x183


0.0 .... 9.9 0.0

Determines howmuch the desired flow temperature will be influenced(increased) if the actual room temperature is lower than the desired roomtemperature (P control).

0.0: The room temperature has no influence.

9.9: The room temperature has a big influence.



Adapt. time (adaption time) 1x015


OFF / 1 ... 50 s OFF

Controls how fast the actual room temperature adapts to the desired roomtemperature (I control).

OFF: The control function is not influenced by the 'Adapt.time'.

1: The desired room temperature is adapted quickly.

50: The desired room temperature is adapted slowly.

The adaptation function can correct the desired flow temperaturewith max. 8 K x heat curve value.



5.3 Return limit

The return temperature limitation is based on the outdoortemperature. Typically in district heating systems a higher returntemperature is accepted at a decrease in outdoor temperature. Therelationship between the return temperature limits and outdoortemperature is set in two coordinates.

The outdoor temperature coordinates are set in 'High T out X1'and 'Low T out X2'. The return temperature coordinates are set in'High limit Y2' and 'Low limit Y1'.

The controller automatically changes the desired flow temperatureto obtain an acceptable return temperature when the returntemperature falls below or gets higher than the calculated limit.

This limitation is based on a PI regulation where P ('Infl.' factor)responds quickly to deviations and I ('Adapt. time') respondsslower and over time removes the small offsets between thedesired and actual values. This is done by changing the desiredflow temperature.

Return temperature limitation

High limit Y2

Low limit Y1

° C15

40

-15

60

° C

Outdoor temp.

Low T out X2 High T out X1

The calculated limit is shown in brackets ( ) in the monitoring display.See the section "Monitoring temperatures and system components".

High T out X1 (return temp. limitation, high limit, X-axis) 1x031


-60 ... 20 °C 15 °C

Set the outdoor temperature for the low return temperature limitation.

The corresponding Y coordinate is set in 'Low limit Y1'.

Low limit Y1 (return temp. limitation, low limit, Y-axis) 1x032


10 ... 150 °C 40 °C

Set the return temperature limitation referring to the outdoor temperatureset in 'High T out X1'.

The corresponding X coordinate is set in 'High T out X1'.

Low T out X2 (return temp. limitation, low limit, X-axis) 1x033


-60 ... 20 °C -15 °C

Set the outdoor temperature for the high return temperature limitation.

The corresponding Y coordinate is set in 'High limit Y2'.

High limit Y2 (return temp. limitation, high limit, Y-axis) 1x034


10 ... 150 °C 60 °C

Set the return temperature limitation referring to the outdoor temperatureset in 'Low T out X2'.

The corresponding X coordinate is set in 'Low T out X2'.



Infl. - max. (return temp. limitation - max. influence) 1x035


-9.9 ... 9.9 -2.0

Determines howmuch the desired flow temperature will be influenced if thereturn temperature is higher than the calculated limit.

Influence higher than 0:The desired flow temperature is increased, when the returntemperature gets higher than the calculated limit.

Influence lower than 0:The desired flow temperature is decreased, when the returntemperature gets higher than the calculated limit.

Influence

‘Infl. - min.’ > 0

‘Limit’

‘Infl. - max.’ > 0

Return temperature

‘Infl. - max.’ < 0

‘Infl. - min.’ < 0

If the ‘Infl.’ factor is too high and / or the ‘Adapt. time’ too low, there isa risk of unstable control.

ExampleThe return limit is active above 50 °C.The influence is set to -2.0.The actual return temperature is 2 degrees too high.Result:The desired flow temperature is changed by -2.0 x 2 = -4.0 degrees.

Normally, this setting is lower than 0 in district heating systems toavoid a too high return temperature.Typically, this setting is 0 in boiler systems because a higher returntemperature is acceptable (see also 'Infl. - min.').

Infl. - min. (return temp. limitation - min. influence) 1x036


-9.9 ... 9.9 0.0

Determines howmuch the desired flow temperature will be influenced if thereturn temperature is lower than the calculated limit.

Influence higher than 0:The desired flow temperature is increased, when the returntemperature gets below the calculated limit.

Influence lower than 0:The desired flow temperature is decreased, when the returntemperature gets below the calculated limit.

ExampleThe return limit is active below 50 °C.The influence is set to -3.0.The actual return temperature is 2 degrees too low.Result:The desired flow temperature is changed by -3.0 x 2 = -6.0 degrees.

Normally, this setting is 0 in district heating systems because a lowerreturn temperature is acceptable.Typically, this setting is higher than 0 in boiler systems to avoid a toolow return temperature (see also 'Infl. - max.').

Adapt. time (adaptation time) 1x037


OFF / 1 ... 50 s 25 s

Controls how fast the return temperature adapts to the desired returntemperature limit (I control).

OFF: The control function is not influenced by the ‘Adapt.time’.

1: The desired temperature is adapted quickly.

50: The desired temperature is adapted slowly.

The adaptation function can correct the desired flow temperaturewith max. 8 K.



Priority (priority for return temp. limitation) 1x085


OFF / ON OFF

Choose whether the return temperature limitation should overrule the setmin. flow temperature ‘Temp. min.’ .

OFF: The min. flow temperature limit is not overruled.

ON: The min. flow temperature limit is overruled.



5.4 Flow / power limit

A flow or energy meter can be connected (M-bus signal) to the ECLcontroller in order to limit the flow or consumed power.

The flow / power limitation can be based on the outdoortemperature. Typically, in district heating systems a higher flow orpower is accepted at lower outdoor temperatures.

The relationship between the flow or power limits and the outdoortemperature is set in two coordinates.

The outdoor temperature coordinates are set in 'High T out X1'and 'Low T out X2'.

The flow or power coordinates are set in 'Low limit Y1' and 'Highlimit Y2'. Based on these settings, the controller calculates thelimitation value.

When the flow / power gets higher than the calculated limit, thecontroller gradually reduces the desired flow temperature to obtainan acceptable max. flow or power consumption.

Flow / power limitation

High limit Y2

Low limit Y1

° C15-15Outdoor temp.

Low T out X2 High T out X1

Flow / powerlimitation Limit

Desired flowtemp.

° C

Time

Actual (actual flow or power) 1x110


Read-out only

The value is the actual flow or power based on the signal from flow / energymeter.

Actual limit (limitation value) 1x111


Read-out only

The value is the calculated limitation value.

High T out X1 (flow / power limitation, high limit, X-axis) 1x119


-60 ... 20 °C 15 °C

Set the outdoor temperature value for the low flow / power limitation.

The corresponding Y coordinate is set in 'Low limit Y1'.



Low limit Y1 (flow / power limitation, low limit, Y-axis) 1x117


0.0 ... 999.9 l/h 999.9 l/h

Set the flow / power limitation referring to the outdoor temperature set in'High T out X1'.

The corresponding X coordinate is set in 'High T out X1'.

The limitation function can overrule the set 'Temp. min' of the desiredflow temperature.

Low T out X2 (flow / power limitation, low limit, X-axis) 1x118


-60 ... 20 °C -15 °C

Set the outdoor temperature value for the high flow / power limitation.

The corresponding Y coordinate is set in 'High limit Y2'.

High limit Y2 (flow / power limitation, high limit, Y-axis) 1x116


0.0 ... 999.9 l/h 999.9 l/h

Set the flow / power limitation referring to the outdoor temperature setin 'Low T out X2'.

The corresponding X coordinate is set in 'Low T out X2'.

Adapt. time (adaptation time) 1x112


OFF / 1 ... 50 s OFF

Controls how fast the flow / power limitation adapts to the desiredlimitation.

OFF: The control function is not influenced by the ‘Adapt.time’.

1: The desired temperature is adapted quickly.

50: The desired temperature is adapted slowly.

If the ‘Adapt. time’ is too low, there is a risk of unstable control.

Filter constant 1x113


1 ... 50 10

The actual filter dampens the flow / power input data by the set factor.

1: Minor dampening (low filter constant)

50: Major dampening (high filter constant)



Input type 1x109


OFF / EM1 ... EM5 OFF

Choice of M-bus signal from energy meter number 1 ... 5. Only possiblein ECL Comfort 310.

OFF: No M-bus signal acquired.

EM1 ... EM5: Energy meter number.

Flow or power limitation is based on M-bus signal (ECL Comfort 310controllers only).

Units 1x115


See the list l / h

Choice of units for measured values.

Flow values are expressed as l/h or m³/hPower values are expressed as kW, MW or GW.

List for setting range of 'Units':l/hm³/hkWMWGW



5.5 Optimization

Auto saving (saving temp. dependent on outdoor temp.) 1x011


OFF / -29 ... 10 °C -15 °C

Below the set value for the outdoor temperature, the saving temperaturesetting has no influence. Above the set value for the outdoor temperature,the saving temperature relates to the actual outdoor temperature. Thefunction is relevant in district heating installations in order to avoid a bigchange in the desired flow temperature after a saving period.

OFF: The saving temperature does not depend on theoutdoor temperature.

-29 ... 10: The saving temperature depends on the outdoortemperature. When the outdoor temperature is above10 °C, the reduction is 100%. The lower the outdoortemperature, the less the temperature reduction. Whenthe outdoor temperature is below the set limit, there isno temperature reduction.

The comfort and the saving temperatures are set in the displayoverviews. The difference between the comfort and the savingtemperature is considered to be 100%. Depending on the outdoortemperature, the percentage value can be lower according to theset value in ‘Auto saving’.

Reduction

100%

0%

-20 -10-29 0 2010 Outdoor temp. °C

Auto saving

Example:

Outdoor temp.: –5 °C

Desired room temp. in Comfort mode: 22 °C

Desired room temp. in Saving mode: 16 °C

Setting in ‘Auto saving’: –15 °C

The drawing above illustrates that the reduction percentage at anoutdoor temperature of –5 °C is 40%.

The difference between Comfort and Saving temperature is (22–16)= 6 degrees.

40% of 6 degrees = 2.4 degrees

The ‘Auto saving’ temperature is corrected to (22–2.4) = 19.6 °C.

Boost 1x012


OFF / 1 ... 99% OFF

Shortens the heating-up period by increasing the desired flow temperatureby the percentage you set.

OFF: The boost function is not active.

1-99%: The desired flow temperature is increased temporarilywith the set percentage.

In order to shorten the heating-up period after a savingtemperature period, the desired flow temperature can be increasedtemporarily (max. 1 hour). At optimizing the boost is active in theoptimization period ('Optimizer').

If a room temperature sensor or an ECA 30 / 31 is connected, theboost stops when the room temperature is reached.



Ramp (reference ramping) 1x013


OFF / 1 ... 99 m OFF

The time (minutes) in which the desired flow temperature increasesgradually to avoid load peaks in the heat supply.

OFF: The ramping function is not active.

1-99m: The desired flow temperature is increased gradually withthe set minutes.

In order to avoid load peaks in the supply network, the flowtemperature can be set to increase gradually after a period withsaving temperature. This causes the valve to open gradually.

Temp. °C

Time (min.)

Ramping time

Optimizer (optimizing time constant) 1x014


OFF / 10 ... 59 OFF

Optimizes the start and stop times for the comfort temperature period toobtain the best comfort at the lowest energy consumption.The lower the outdoor temperature, the earlier the heating cut-in. The lowerthe outdoor temperature, the later the heating cut-out.The optimized heating cut-out time can be automatic or disabled. Thecalculated start and stop times are based on the setting of the optimizingtime constant.

Adjust the optimizing time constant.

The value consists of a two digit number. The two digits have thefollowing meaning (digit 1 = Table I, digit 2 = Table II).

OFF: No optimization. The heating starts and stops at thetimes set in the schedule.

10 ... 59: See tables I and II.

Table I:

Left digit Heat accumulation of thebuilding

System type

1- light

2- medium

3- heavy

Radiatorsystems

4- medium

5- heavy

Floor heatingsystems

Table II:

Right digit Dimensioning temperature Capacity

-0 -50 °C large

-1 -45 °C ·

· · ·

-5 -25 °C normal· · ·

-9 -5 °C small

Dimensioning temperature:The lowest outdoor temperature (usually determined by your systemdesigner in connectionwith the design of the heating system) at whichthe heating system can maintain the designed room temperature.

ExampleThe system type is radiator, and the heat accumulation of the buildingis medium.The left digit is 2.The dimensioning temperature is -25 °C, and the capacity is normal.The right digit is 5.

Result:The setting is to be changed to 25.



Pre-stop (optimized stop time) 1x026


OFF / ON ON

Disable the optimized stop time.

OFF: The optimized stop time is disabled.

ON: The optimized stop time is enabled.

Example: Optimization of Comfort from 07:00 - 22:00

Schedule

Pre-stop OFF

Pre-stop ON

07:00 22:00

Optimization start Optimization stop

Based on (optimization based on room / outdoor temp.) 1x020


OUT / ROOM OUT

The optimized start and stop time can be based on either room or outdoortemperature.

OUT: Optimization based on outdoor temperature. Use thissetting if the room temperature is not measured.

ROOM: Optimization based on room temperature, if measured.

Total stop 1x021


OFF / ON OFF

Decide whether youwant a total stop during the saving temperature period.

OFF: No total stop. The desired flow temperature is reducedaccording to:• desired room temperature in saving mode• auto saving

ON: The desired flow temperature is lowered to the set valuein ‘Frost pr.’ The circulation pump is stopped but frostprotection is still active, see 'P frost T'.

Desired flow temp. °C

Total stop = ON

‘Frost pr.’Time

Desired flow temp. °C

Total stop = OFF

‘Frost pr.’Time

The min. flow temperature limitation ('Temp. min.') is overruled when'Total stop' is ON.



Cut-out (limit for heating cut-out) 1x179


OFF / 1 ... 50 °C 18 °C

The heating can be switched OFF when the outdoor temperature ishigher than the set value. The valve closes and after the post-runtime, the heating circulation pump stops. ‘Temp. min.’ will beoverruled.

The heating system switches ON again when the outdoortemperature and the accumulated (filtered) outdoor temperaturebecome lower than the set limit.

This function can save energy.

Set the value for outdoor temperature at which you want theheating system to switch OFF.

Temp. Actual outdoor temp. Accumulated outdoor temp.

18 °C

TimeHeating ON Heating OFF Heating ON

The heating cut-out is only active when the controller mode is inscheduled operation. When the cut-out value is set to OFF, there isno heating cut-out.



5.6 Control parameters

Motor pr. (motor protection) 1x174


OFF / 10 ... 59 m OFF

Prevents the controller from unstable temperature control (and resultingactuator oscillations). This can occur at very low load. Themotor protectionincreases the lifetime of all involved components.

OFF: Motor protection is not activated.

10 ... 59: Motor protection is activated after the set activationdelay in minutes.

Recommended for heating systems with variable load.

Xp (proportional band) 1x184


5 ... 250 K *)

Set the proportional band. A higher value will result in a stable butslow control of the flow temperature.

*) Differently, depending on chosen application.

Tn (integration time constant) 1x185


1 ... 999 s *)

Set a high integration time constant (in seconds) to obtain a slowbut stable reaction to deviations.

A low integration time constant will make the controller react fastbut with less stability.


M run (running time of the motorized control valve) 1x186


5 ... 250 s *)

‘M run’ is the time in seconds it takes the controlled componentto move from fully closed to fully open position. Set the ‘M run’according to the examples or measure the running time by meansof a stop watch.


How to calculate the running time of a motorized control valveThe running time of the motorized control valve is calculated usingthe following methods:

Seated valves

Running time =Valve stroke (mm) x actuator speed (sec. / mm)

Example: 5.0 mm x 15 sec. / mm = 75 sec.

Rotating valves

Running time =Turning degrees x actuator speed (sec. / degr.)

Example: 90 degr. x 2 sec. / degr. = 180 sec.

The setting "M run" is not present when the valve is controlled bymeans of a 0 - 10 volt signal.



Nz (neutral zone) 1x187


1 ... 9 K *)


Set the acceptable flow temperature deviation.

Set the neutral zone to a high value if you can accept a highvariation in flow temperature. When the actual flow temperatureis within the neutral zone, the controller does not activate themotorized control valve.

The neutral zone is symmetrical around the desired flow temperaturevalue, i.e. half the value is above and half the value is below thistemperature.

Min. act. time (min. activation time gear motor) 1x189


2 ... 50 *)

The min. pulse period of 20 ms (milliseconds ) for activation of the gearmotor.


Setting example Value x 20 ms

2 40 ms

10 200 ms

50 1000 ms

The setting should be kept as high as acceptable to increase thelifetime of the actuator (gear motor).

The setting "Min act. time" is not present when the valve is controlledby means of a 0 - 10 volt signal.



If you want to tune the PI regulation precisely, you can use the following method:

• Set the ‘Tn’ (integration time constant) to its max. value (999 sec.).

• Decrease the value for the ‘Xp’ (proportional band) until the system starts hunting (i.e. gets unstable) with a constant amplitude (itmight be necessary to force the system by setting an extreme low value).

• Find the critical time period on the temperature recorder or use a stop watch.

Temp. Critical time period

TimeThis critical time period will be characteristic for the system, and you can evaluate the settings from this critical period.

‘Tn’ = 0.85 x critical time period

‘Xp’ = 2.2 x proportional band value in the critical time period

If the regulation seems to be too slow, you can decrease the proportional band value by 10%. Make sure there is a consumptionwhen you set the parameters.



5.7 Application

ECA addr. (choice of Remote Control Unit) 1x010


OFF / A / B OFF

Decides the communication with the Remote Control Unit.

OFF: No Remote Control Unit. Only room temperature sensor,if any.

A: Remote Control Unit ECA 30 / 31 with address A.

B: Remote Control Unit ECA 30 / 31 with address B.

The Remote Control Unit has no influence on the DHW control.

The Remote Control Unit must be set accordingly (A or B).

Demand offset 1x017


OFF / 1 ... 20 K *)

The desired flow temperature in heating circuit 1 or the master circuit canbe influenced by the demand for a desired flow temperature from anothercontroller (slave) or another circuit.

OFF: The desired flow temperature in circuit 1 or the mastercircuit is not influenced by the demand of any othercontroller (slave or other circuits).

1 ... 20: The desired flow temperature in circuit 1 or the mastercircuit is increased by the set value in ‘Demand offset’, ifthe demand of the slave or another circuit is higher.

*) Differently, depending on chosen application

Temp. Setting in‘Demand offset’

Des. flow temp.,circuit 1

Des. flow temp.,circuit 2

Time

The function of ‘Demand offset’ can compensate for heat lossesbetween master and slave controlled systems.

The "Demand offset" is present in circuit 1 in the applications P330.1 -P330.5.

The "Demand offset" is present in the Master Circuit in the applicationsP330.6 - P330.14.

P demand (P330.1 - P330.5) 1x050


OFF / ON OFF

Choose conditions for the circulation pump in the heating circuit 1.

OFF: The circulation pump is ON when the desired flowtemperature in the heating circuit is higher than thevalue set in 'P heat T'.

ON: The circulation pump is ON when the desired flowtemperature from slaves is higher than the value set in'P heat T'.

The circulation pump is always controlled according to frost protectionconditions.



Send desired T 1x500


OFF / ON ON

Sub-circuit in the same ECL controller:Information about the desired flow temperature can be sent to circuit 1in the applications P330.1 - P330.5.Information about the desired flow temperature can be sent to the mastercircuit in the applications P330.6 - P330.14.

The ECL controller acts as a slave controller in amaster / slave system:Information about the desired flow temperature can be sent to the mastercontroller via the ECL 485 bus.

OFF: Information about the desired flow temperature is notsent to circuit 1 / master circuit / the master controller.

ON: Information about the desired flow temperature is sentto circuit 1 / master circuit / the master controller.

Slave circuits are circuits in other ECL controllers.Sub-circuits are circuits besides the master or circuit 1 in the ECLcontroller.

In themaster controller, 'Demand offset' must be set to a value in orderto react on a desired flow temperature from a slave controller.

When the controller acts as a slave, its address must be 1, 2, 3 ... 9 inorder to send the desired temperature to the master (see the section‘Miscellaneous’, ‘Several controllers in the same system’).

P exercise (pump exercise) 1x022


OFF / ON ON

Exercises the pump to avoid blocking in periods without heat demand.

OFF: The pump exercise is not active.

ON: The pump is switched ON for 1 minute every third day atnoon (12:14 hours).

The pump exercise is related to circulation pumps in heating circuits.

M exercise (valve exercise) 1x023


OFF / ON OFF

Exercises the valve to avoid blocking in periods without heat demand.

OFF: The valve exercise is not active.

ON: The valve opens for 7 minutes and closes for 7 minutesevery third day at noon (12:00 hours).

The valve exercise is related to motorized control valves (MCV) inheating circuits.

DHW priority (closed valve / normal operation) 1x052


OFF / ON OFF

The heating circuit can be closed when the controller acts as slave andwhenDHW heating / charging is active in the master.

OFF: The flow temperature control remains unchangedduring active DHW heating / charging in the mastercontroller.

ON: The valve in the heating circuit is closed* during activeDHW heating / charging in the master controller.* The desired flow temperature is set to the value set in‘Frost pr. T’

This setting must be considered if this controller is a slave.

The heating circuit can also be closed when the DHW heating is activein the same ECL controller.



P frost T 1x077


OFF / -10 ... 20 °C 2 °C

When the outdoor temperature is below the set temperature in ‘P frost T’,the controller automatically switches ON the circulation pump to protectthe system.

OFF: No frost protection.

-10 ... 20: The circulation pump is ON when the outdoortemperature is below the set value.

Under normal conditions, your system is not frost protected if yoursetting is below 0 °C or OFF.For water-based systems, a setting of 2 °C is recommended.

P heat T (heat demand) 1x078


5 ... 40 °C 20 °C

When the desired flow temperature is above the set temperature in ‘P heat T’,the controller automatically switches ON the circulation pump.

5 ... 40: The circulation pump is switched ON when the desiredflow temperature is above the set value.

The valve is fully closed as long as the pump is not switched on.

P post-run 1x040


0 ... 99 m 3 m

The circulation pump in the heating circuit can be ON for a number ofminutes (m) after heating stop (the desired flow temperature gets lowerthan the setting in 'P heat T' (ID no. 11078)).This function can utilize the remaining heat in e.g. a heat exchanger.

0: The circulation pump stops immediately after theheating stop.

1 ... 99: The circulation pump is ON for the set time after theheating stop.

Frost pr. T (frost protection temperature) 1x093


5 ... 40 °C 10 °C

Set the desired flow temperature for example at heating cut-out, total stopetc. to protect the system against frost.

5 ... 40: Desired frost protection temperature.



Ext. input (external override) 1x141


OFF / S1 ... S10 OFF

Choose the input for 'Ext. input' (external override). Bymeans of a switch thecontroller can be overridden to ‘Comfort’ or ‘Saving’ mode.

OFF: No inputs have been selected for external override.

S1 ... S10: Input selected for external override.

If S1... S6 is chosen as override input, the override switch must havegold-plated contacts.If S7 ... S10 is chosen as override input, the override switch can be astandard contact.

See the drawing for a connection example of an override switchto input S9.

The two drawings (override to comfort mode and override tosaving mode) show the functionality.

Choose only an unused input for override. If an already used input isapplied for override, the functionality of this input is also neglected.

See also ‘Ext. mode’.

Override to ‘Comfort’ mode

Time

Override to ‘Saving’ mode

Time

The result of override to 'Saving' mode depends on the setting in'Total stop'.Total stop = OFF: Heating reducedTotal stop = ON: Heating stopped

Ext. mode (external override mode) 1x142


COMFORT / SAVING COMFORT

Choose external override mode.

The mode override can be activated for saving or comfort mode.For override, the controller mode must be scheduled mode.

SAVING: The controller is in saving mode when the overrideswitch is closed.

COMFORT: The controller is in comfort mode when the overrideswitch is closed.

See also ‘Ext. input’.



5.8 Tank temperature

Charge difference 1x193


1 ... 50 K 15 K

Set the number of degrees above the desired DHW temperature that willresult in the DHW heating (charging) temperature.

1... 50: Number of degrees to be added to the desired DHWtemperature to obtain the DHW heating (charging)temperature.

Temp.

Charge difference

Stop difference

Des. DHW temp.

Start difference

Actual DHW temp.

° C

Time

DHW heating

The desired DHW temperature is related to the tank temperaturesensor.If two tank temperature sensors are installed, the relation is to theupper tank temperature sensor.

Start difference 1x195


–50 ... –1 K -3 K

Set the number of degrees below the desired DHW temperature that willstart the DHW heating (charging).

-50 ... –1: Set the number of degrees.

Example:

Desired DHW temp.: 55 °C

Start difference: -3 K

Result:The DHW heating starts when the temperature measured by the tanktemperature sensor (upper) is lower than 52 °C.

Temp.

Start difference

Desired DHW temp.

DHW temp.

° C

Time

DHW heating



Stop difference 1x194


–50 ... 50 K 3 K

One DHW tank temperature sensor:Set the number of degrees above the desired DHW temperature that willstop the DHW heating (charging).

Two DHW tank temperature sensors:Set the number of degrees above the desired DHW temperature butmeasured by the lower tank temperature sensor that will stop the DHWheating (charging).

–50 ... 50: Set the number of degrees.

One DHW tank temperature sensor (example with positive ‘Stopdifference’ value):

Temp.

Stop difference

Desired DHW temp.

° C

Time

DHW heating

OneDHW tank temperature sensor (example with negative ‘Stopdifference’ value):

Temp.

Stop difference

Desired DHW temp.

° C

Time

DHW heating

TwoDHW tank temperature sensors, upper and lower:

Temp.

Upper DHW temp. sensor

Stop difference

Desired DHW temp.

Lower DHW temp. sensor

° C

Time

DHW heating



Max. charge T 1x152


3 10 ... 110 °C 80 °C

Set the max. desired DHW charging temperature.

10 ... 110: Set the temperature.

The setting of ‘Max. charge T’ is protecting against a too high DHWheating temperature.

Tank start diff. (P330.14) 13192


1 - 25 K 10 K

The temperature difference above the DHW temperature S10 to ensure anacceptable buffer tank temperature S11.

When the buffer tank temperature is acceptable, the DHW charging pumpP5 will be switched ON.

1 - 25 K: Set the number of degrees.

The "Tank start diff." avoids a discharge of the DHW tank.

See also "Tank stop diff." (ID 13196)

Example:

Desired DHW temperature: 50 °C

"Start difference" (ID 13195) = -3 K

Setting "Tank start diff." (ID 13192) = 10 K

When DHW tank temperature S10 falls below 47 °C, the DHW heatingpump P7 is switched ON.

The DHW charging pump P5 is switched ON when the buffer tanktemperature S11 is 10 degrees higher than the DHW temperature(S10).

Tank stop diff. (P330.14) 13196


1 - 10 K 2 K

Themaximum number of degrees reduction of the temperature differencethat enables the DHW charging.

If the temperature difference between S11 and S10 is "set value" lower thanacceptable temperature difference ("Tank start diff.") the DHW chargingpump (P5) will be switched OFF.

1 - 10 K: Set the number of degrees.

The "Tank stop diff." avoids a discharge of the DHW tank.

See also "Tank start diff." (ID 13192)

Example:

Desired DHW temperature: 50 °C

"Start difference" (ID 13195) = -3 K

Setting "Tank start diff." (ID 13192) = 10 K

Setting "Tank stop diff." (ID 13196) = 2K

When DHW tank temperature S10 falls below 47 °C, the DHW heatingpump P5 is switched ON.

The DHW charging pump P5 is switched ON when the buffer tanktemperature S11 is 10 degrees higher than the DHW temperature(S10).

The DHW charging pump P5 is switched OFF if the buffer tanktemperature S11 is less than 8 degrees higher than the DHWtemperature (S10).



Return limit(Includes the applications P330.4, P330.9, P330.10 only)

The functions are the same as for the heating circuits. In DHWcircuits the limitation value is a set value.

Flow / power limit(Includes the applications P330.4, P330.9, P330.10 only)

The functions are the same as for the heating circuits. In DHWcircuits the limitation value is a set value.

Control parameters(Includes the applications P330.4, P330.9, P330.10 only)

The functions are the same as for the heating circuits.

Circ. P priority 1x055


x OFF / ON OFF

Choose whether the DHW circulation pump should be ON during DHWheating.

OFF: The DHW circulation pump is switched OFF during DHWheating.

ON: The DHW circulation pump is not switched OFF duringDHW heating.

When the 'Circ. P priority' is set to OFF, the schedule for the DHWcirculation pump is overruled.

Cont. T control 1x054


x OFF / ON OFF

Depending on the DHW circulation pipe connection, the desired DHWheating / charging temperature can be lowered when the DHW heatingprocedure has elapsed.

OFF: The desired DHW heating temperature is lowered to 10°C. Typically, the DHW is circulated through the DHWtank.

ON: The desired DHW heating temperature is lowered tothe desired DHW temperature. Typically, the DHWis circulated through the heat exchanger in order tocompensate for the heat loss in the DHW circulationpipe.

DHW P post-run 1x041


x 0 … 30 min. 0 min.

Set theDHWheating pumppost-run time (minutes). The pump can continueto be switched ON after the DHW heating procedure in order to utilize aremaining heat in the heat supply system.

0 ... 30: Set the number of minutes for the post-run.



Char. P post-run 1x042


x 0 ... 30 min. 1 min.

Set the DHW charging pump post-run time (minutes). The pump cancontinue to be switched ON after the DHW heating procedure in order toutilize a remaining heat in the heat-exchanger.

0 ... 30: Set the number of minutes for the post-run.

Send desired T 1x500


x OFF / ON ON

Sub-circuit in the same ECL controller, applications P330.4 and P330.5:Information about the desired DHW heating temperature can be sent tocircuit 1.

Sub-circuit in the same ECL controller, applications P330.9 - P330.14:Information about the desired DHW heating temperature can be sent tothe Master circuit.

OFF: Information about the desired DHW heatingtemperature is not sent.

ON: Information about the desired DHW heatingtemperature is sent.

In circuit 1 or the master circuit, 'Demand offset' must be set to avalue in order to react on a desired DHW heating temperature from asub-circuit.Furthermore, in the DHW circuit the setting 'Send desired T' must be'ON'.

Circ. P frost T 1x076


x OFF / –10 ... 20 °C 2 °C

Set the outdoor temperature value at which the DHW circulation pump is tobe active to protect the DHW circuit against frost.

OFF: The DHW circulation pump is not active.

–10 ... 20: The DHW circulation pump is active when the outdoortemperature is lower than the set value.



Frost pr. T (frost protection temperature) 1x093


x 5 ... 40 °C 10 °C

Set the desired DHW temperature to protect the system against frost.

5 ... 40: Desired frost protection temperature.

'Ext. input' (ID 1x141) and 'Ext. mode' (ID 1x142):

The functions are the same as for the heating circuits.



5.9 Anti-bacteria

On selected days during the week the DHW temperature canbe increased in order to neutralize bacteria in the DHW system.The desired DHW temperature 'Desired T' (typically 80 °C) will bepresent for the selected day(s) and duration.

The anti-bacteria function is not active in frost protection mode.

Desired temp.

° C

80

55

Time

Day / start time Duration

During the anti-bacteria process, the return temperature limitation isnot active.

Day


x Weekdays

Select (mark) the day(s) of the week where the anti-bacteria functionmustbe active.

M = Monday

T = Tuesday

W = Wednesday

T = Thursday

F = Friday

S = Saturday

S = Sunday



Start time


x 00:00 ... 23:30 00:00

Set the start time for the anti-bacteria function.

Duration


x 10 ... 600 m 120 m

Set the duration (minutes) for the anti-bacteria function.

Desired T


x OFF / 10 ... 110 °C OFF

Set the desired DHW temperature for the anti-bacteria function.

OFF: The anti-bacteria function is not active.

10 ... 110: Desired DHW temperature during the anti-bacteriafunction period.



5.10 Alarm

Many applications in the ECL Comfort 210 and 310 series have analarm function. The alarm function typically activates relay 4 (ECLComfort 210) or relay 6 (ECL Comfort 310).

The alarm relay can activate a lamp, a horn, an input to an alarmtransmitting device etc.

The relay in question is activated as long as the alarm conditionis present.

Typical alarms:

• Actual flow temperature differs from the desired flowtemperature.

5.10.1 Temp. monitor.

Upper difference 1x147


x OFF / 1 ... 30 K OFF

The alarm is activated if the actual flow temperature increases more thanthe set difference (acceptable temperature difference above the desiredflow temperature). See also 'Delay'.

OFF: The alarm function is not active.

1 ... 30 K: The alarm function is active if the actual temperaturegets above the acceptable difference.

Flow temp. °C

Upper difference (setvalue)

Desired flow temp.

Time

Lower difference 1x148


x OFF / 1 ... 30 K OFF

The alarm is activated if the actual flow temperature decreases more thanthe set difference (acceptable temperature difference below the desiredflow temperature). See also 'Delay'.

OFF: The alarm function is not active.

1 ... 30 K: The alarm function is active if the actual temperaturegets below the acceptable difference.

Flow temp. °C

Lower difference (setvalue)

Desired flow temp.

Time

Delay 1x149


x 1 ... 99 m 10 m

If an alarm condition from either 'Upper difference' or 'Lower difference' ispresent for a longer time than the set delay (in min.), the alarm functionis activated.

1 ... 99 m: The alarm function will be activated if the alarmcondition remains after the set delay.

Temp.

Flow temp.

Alarm limit

Time

Delay



Lowest temp. 1x150


x 10 ... 50 °C 30 °C

The alarm function will not be activated if the desired flow / ducttemperature is lower than the set value.

If the cause of the alarm disappears, the alarm indication and outputalso disappear.



6.0 Common controller settings

6.1 Introduction to ‘Common controller settings’

Some general settings which apply to the entire controller arelocated in a specific part of the controller.

To enter ‘Common controller settings’:



Confirm


Confirm


Confirm

Settings related to applications P330.6–P330.14Settings (M) and Alarm (M) are related to the master circuit in theapplications P330.6 - P330.14.

Settings (M) contains:Flow temperatureReturn limitFlow / power limitControl parameterApplication

The functions are the same as for heating circuits.

In addition, the application P330.14 contains the followingsettings (M):Charge differenceStop differenceStart difference

The functions are the same as for DHW circuits.

Applications P330.1 - P330.5 Circuit selector



Application P330.14 Circuit selector



Alarm (M) contains:Temp. monitorAlarm overview


Input overview (M) contains:Flow TReturn TExt. desired T


Log (M) contains:Flow T & desiredReturn T & limit


P330: Applications 6–14 Circuit selector

P330: Applications 6–14 Circuit selector

P330: Application 14 Circuit selector



6.2 Time & Date

It is only necessary to set the correct date and time in connectionwith the first use of the ECL Comfort controller or after a powerbreak of more than 72 hours.

The controller has a 24 hour clock.

Aut. daylight (Daylight saving time changeover)

YES: The controller’s built-in clock automatically changes + /- one hour on the standardized days for daylight savingtime changeover for Central Europe.

NO: You change manually between summer and winter timeby setting the clock backward or forward.

When controllers are connected as slaves in a master / slave system(via ECL 485 communication bus), they will receive ‘Time & Date’ fromthe master.

Settings (M) and Alarm (M) are related to the master circuit in theapplications P330.6 - P330.14.



6.3 Holiday


There is a holiday program for each circuit and a holiday programfor the common controller.

Each holiday program contains one or more schedules. Eachschedule can be set to a start date and an end date. The set periodstarts on the start date at 00.00 and stops on the end date at 00.00.

Selectable modes are Comfort, Saving, Frost protection or Comfort7-23 (before 7 and after 23, the mode is scheduled).

How to set your holiday schedule:


Choose ‘MENU’

Confirm


Confirm

Choose a circuit or 'Common controllersettings'Heating

DHW

Common controller settings

Confirm

Go to ‘Holiday’

Confirm

Choose a schedule

Confirm

Confirm choice of mode selector

Choose mode

. Comfort

∙ Comfort 7–23 7-23

. Saving

∙ Frost protection

Confirm

Enter the start time first and then theend time

Confirm

Go to ‘Menu’

Confirm

Choose ‘Yes’ or ‘No’ in ‘Save’. Choosethe next schedule, if required

The holiday program in the ‘Common controller settings’ is valid forall circuits. The holiday program can also be set individually in theheating or DHW circuits.

The end date must be at least be one day later than the start date.



The ECA 30 / 31 cannot override the holiday schedule of thecontroller temporarily.

However, it is possible to make use of the following options fromthe ECA 30 / 31 when the controller is in scheduled mode:

Day off

Holiday

Relaxing (extended comfort period)

Going out (extended saving period)

Energy-saving trick:Use 'Going out' (the extended saving period) for airing purposes (e.g.for ventilating the rooms by means of fresh air from open windows).

Connections and setup procedures for ECA 30 / 31:See section 'Miscellaneous'.



6.4 Input overview


The input overview is located in the common controller settings.

This overview will always show you the actual temperatures in thesystem (read-only).



6.5 Log


The log function (temperature history) allows you to monitor thelogs of today, yesterday, the past 2 days as well as the past 4 daysfor the connected sensors.

There is a log display for the relevant sensor, showing themeasuredtemperature.

The log function is only available in the 'Common controllersettings'.

Example 1:1 day log for yesterday showing the development in outdoortemperature during the past 24 hours.

Example 2:Today’s log for the actual heating flow temperature as well as thedesired temperature.

Example 3:Yesterday’s log for the DHW flow temperature as well as the desiredtemperature.



6.6 Output override


The output override is used to disable one ormore of the controlledcomponents. This could among others be useful in a servicesituation.


Choose 'MENU' in any of the overviewdisplays

Confirm


Confirm

Choose common controller settings

Confirm

Choose 'Output override'

Confirm

Choose a controlled component M1, P1 etc.

Confirm

Adjust the status of the controlledcomponent:Motorized control valve: AUTO, STOP,CLOSE, OPENPump: AUTO, OFF, ON

Confirm status change

Remember to change the status back again as soon as an overrideis not required any longer.

Controlled components Circuit selector

When the selected controlled component (output) is not ‘AUTO’, theECL Comfort controller does not control the component in question(pump or motorized control valve e.g.). Frost protection is not active.

When output override of a controlled component is active the symbol‘ ! ’ is shown to the right of the mode indicator in the enduser displays.

Applications P330.3, P330.8 and P330.12:The motorized control valve M4 is controlled by a 0–10 volt (0–100%)signal. It can be set to AUTO or ON.AUTO: Normal control (0–100%)ON: The 0–10 volt signal is set to the %-value, set below the indication'ON'.



6.7 Key functions

New application Erase application:Removes the existing application. Assoon as the ECL key is inserted, anotherapplication can be chosen.

Application Gives an overview over the applicationand its subtypes of the ECL key inquestion.

Factory setting System settings:System settings are, among others,communication set-up, displaybrightness etc.

User settings:User settings are, among others, desiredroom temperature, desired DHWtemperature, schedules, heat curve,limitation values etc.

Go to factory:Restores the factory settings.

Copy To:Copy direction

System settings

User settings

Start copying

A more detailed description of how to use the individual ‘Keyfunctions’ can also be seen in ‘Inserting the ECL application key’.



6.8 System

6.8.1 ECL version

In ‘ECL version’ you will always be able to find an overview of thedata related to your electronic controller.

Please have this information available if you need to contact yourDanfoss sales organization concerning the controller.

Information about your ECL Application Key can be found in ‘Keyfunctions’ and ‘ Key overview’.

Code no.: The Danfoss sales and order no.for the controller

Hardware: Hardware version of thecontroller

Software: Software version of thecontroller

Serial no.: Unique number for theindividual controller

Production week: Week no. and year (WW.YYYY)

Example, ECL version

6.8.2 Extension

ECL Comfort 310 only:‘Extension’ will offer you information about additional modules, ifany. An example could be the ECA 32 module.

6.8.3 Ethernet

The ECL Comfort 310 has a Modbus/TCP communication interfacethat allows the ECL controller to be connected to an Ethernetnetwork. This allows remote access to the ECL 310 controller basedon standard communication infrastructures.

In ‘Ethernet’ it is possible to set up the required IP addresses.

6.8.4 Portal config

The ECL Comfort 310 has a Modbus/TCP communication interfacethat allows the ECL controller to be connected to the internet.

Internet related parameters are set here.

6.8.5 M-bus config

The ECL Comfort 310 has an M-bus communication interface thatallows energy meters to be connected as slaves.

M-bus related parameters are set here.

6.8.6 Energy Meters

The ECL Comfort 310 allows communication with up to 5 energymeters via M-bus. In ‘Energy Meters’ data can be read the fromM-bus connected energy meters



6.8.7 Raw input overview

Measured temperatures, input status and voltages are displayed.

In addition, a detection of malfunctions can be chosen for activatedtemperature inputs.

Monitoring the sensors:Choose the sensor which measures a temperature, for example theS5. When the dial is pressed, a magnifying glass appears in theselected line. The S5 temperature is now being monitored.

Alarm indication:Should the connection to the temperature sensor be disconnected,short-circuited or the sensor itself be defective, the alarm functionis activated.

In the "Raw input overview" an alarm symbol is shown at thedefective temperature sensor in question.

Resetting the alarm:Choose the sensor (S number) for which you want to clear thealarm. Press the dial. The magnifying glass and alarm symbolsdisappear.

When the dial is pressed again, the monitoring function isreactivated.

The temperature sensor inputs have a measuring range from -60 ...150 ° C.

If a temperature sensor or its connection breaks, the value indicationis " - - ".

If a temperature sensor or its connection is short-circuited, the valueindication is " - - - ".

6.8.8 Display

Backlight (display brightness) 60058


0 ... 10 5

Adjust the brightness of the display.

0: Weak backlight.

10: Strong backlight.

Contrast (display contrast) 60059


0 ... 10 3

Adjust the contrast of the display.

0: Low contrast.

10: High contrast.



6.8.9 Communication

Modbus addr. 38


1 ... 247 1

Set the Modbus address if the controller is part of a Modbus network.

1 ... 247: Assign the Modbus address within the stated settingrange.

ECL 485 addr. (master / slave address) 2048


0 ... 15 15

This settting is relevant if more controllers are working in the same ECLComfort system (connected via the ECL 485 communication bus) and / orRemote Control Units (ECA 30 / 31) are connected.

0: The controller works as slave.The slave receives information about the outdoortemperature (S1), system time, and signal for DHWdemand in the master.

1 ... 9: The controller works as slave.The slave receives information about the outdoortemperature (S1), system time, and signal for DHWdemand in the master. The slave sends informationabout the desired flow temperature to the master.

10 ... 14: Reserved.

15: The ECL 485 communication bus is active.The controller is master. The master sends informationabout the outdoor temperature (S1) and system time.Connected Remote Control Units (ECA 30 / 31) arepowered.

The ECL Comfort controllers can be connected via the ECL 485communication bus to perform a larger system (the ECL 485communication bus can connect to max. 16 devices).

Each slave must be configured with its own address (1 ... 9).

However, more slaves can have the address 0 if they only have toreceive information about outdoor temperature and system time(listeners).

The total cable length of max. 200 m (all devices incl. the internal ECL485 communication bus) should not be exceeded.Cable lengths of more than 200 m may cause noise sensibility (EMC).

An ECL Comfort controller 210 / 310, type B (without display and dial)cannot be assigned to the address 0 (zero).

Service Pin 2150


0 / 1 0

This setting is only used in connection with set-up of Modbuscommunication.

Not applicable for the time being and reserved for future use!



Ext. reset 2151


0 / 1 0

This setting is only used in connection with set-up of Modbuscommunication.

0: Reset not activated.

1: Reset.

6.8.10 Language

Language 2050


English / ‘Local’ English

Choose your language.

Local language is selected during installation. If you want to change toanother local language, the application must be reinstalled. However,it is always possible to change between the local language and English.



7.0 Miscellaneous

7.1 ECA 30 / 31 setup procedures

ECA 30 (code no. 087H3200) is a remote control unit with built-inroom temperature sensor.

ECA 31 (code no. 087H3201) is a remote control unit with built-inroom temperature sensor and humidity sensor (relative humidity).

An external room temperature sensor can be connected to bothtypes to substitute the built-in sensor.

Connections: See the section 'Electrical connections'.

Max. two ECA 30 / 31 can be connected to one ECL controlleror a system (master-slave) consisting of several ECL controllersconnected on the same ECL 485 bus. In the master-slave systemonly one of the ECL controllers is master. The ECA 30 / 31 can,among others, be set to:

• monitor and set the ECL controller remotely

• measure the room temperature and (ECA 31) humidity

• extend comfort / saving period temporarily

After application upload in the ECL Comfort controller, the remotecontrol unit ECA 30 / 31 will after approx. one minute display 'Copyapplication'. Confirm this.

Menu structure

The menu structure of ECA 30 / 31 is an "ECA MENU" and the ECLmenu, copied from the ECL Comfort controller.

The ECA MENU contains:

• ECA settings

• ECA system

• ECA factory

ECA settings: Offset adjustment of the measured roomtemperature.

Offset adjustment of relative humidity (ECA 31 only).

ECA system: Display, communication, override settings and versioninfo.

ECA factory: Erase of current application in the ECA 30 / 31, restoreto factory settings, reset of ECL address and firmware update.

Part of the ECA 30 / 31 display in ECL mode:

Part of the ECA 30 / 31 display in ECAmode:

If only the "ECA MENU" is shown, it can indicate that the ECA 30 / 31 isnot having correct communication address.See ECA MENU > ECA system > ECA communication: ECL address.In most cases the ECL address setting must be "15".



The ECL menus are as described for the ECL controller.

Most of the settings done directly in the ECL controller can be donevia the ECA 30 / 31 too. All settings can be seen even if the application key is not inserted in

the ECL controller.For changing settings, the application key must be inserted.

The Key overview (MENU > 'Common controller settings' > 'Keyfunctions') does not show the applications of the key.

The ECA 30 / 31 will display this information (an X on the ECA 30 / 31symbol) if the application in the ECL controller does not comply withthe ECA 30 / 31:

In the example 1.10 is current version and 1.42 is desired version.

Display part of ECA 30 / 31:

This display indicates that an application has not been uploaded or thecommunication to the ECL controller (master) is not working properly.An X on the ECL controller symbol indicates wrong setup ofcommunication addresses.

When ECA 30 / 31 is in ECA MENU mode, the date and measuredroom temperature is displayed.

ECA MENU > ECA settings > ECA sensor

Room T Offset

Setting range Factory setting

–10.0 ... 10.0 K 0.0 K

The measured room temperature can be corrected witha number of degrees. The corrected value is used by theheating circuit in the ECL controller.

Minusvalue: The indicated room temperature is lower.

0.0 K: No correction of the measured room temperature.

Plusvalue:

The indicated room temperature is higher.

Example:

Room T offset: 0 0 K

Displayed room temperature: 21 9 °C

Room T offset: 1 5 K

Displayed room temperature: 23 4 °C



ECA MENU > ECA settings > ECA sensor

RH offset (ECA 31 only)


–10.0 ... 10.0 % 0.0 %

The measured relative humidity can be corrected with anumber of %-values. The corrected value is used by theapplication in the ECL controller.

Minusvalue: The indicated relative humidity is lower.

0.0%: No correction of the measured relative humidity.

Plusvalue:

The indicated relative humidity is higher.

Example:

RH offset: 0 0 %

Displayed relative humidity: 43 4 %

RH offset: 3 5 %

Displayed relative humidity: 46 9 %

ECA MENU > ECA system > ECA display

Backlight (display brightness)


0 ... 10 5

Adjust the brightness of the display.

0: Weak backlight.

10: Strong backlight.


Contrast (display contrast)


0 ... 10 3

Adjust the contrast of the display.

0: Low contrast.

10: High contrast.


Use as remote


OFF / ON *)

ECA 30 / 31 can act as a simple or normal remote controlfor the ECL controller.

OFF: Simple remote control, no room temperature signal.

ON: Remote control, room temperature signal is available.

*): Differently, depending on chosen application.

When set to OFF: The ECA menu shows date and time.

When set to ON: The ECAmenu shows date and room temperature.



ECAMENU > ECA system > ECA communication

Slave addr. (Slave address)


A / B A

The setting of 'Slave addr.' is related to the setting 'ECAaddress' in the ECL controller.In the ECL controller it is selected fromwhich ECA 30 / 31unit the room temperature signal is received.

A: The ECA 30 / 31 has the address A.

B: The ECA 30 / 31 has the address B.

For installation of an application in an ECL Comfort 210 / 310 controllerthe 'Slave addr.' must be A.

If two ECA 30 / 31 are connected in the same ECL 485 bus system, the'Slave addr.' must be "A" in the one ECA 30 / 31 unit and "B" in the other.

ECAMENU > ECA system > ECA communication

Connection addr. (Connection address)


1 … 9 / 15 15

Setting of the address to which ECL controller thecommunication must run.

1 .. 9: Slave controllers.

15: Master controller.

An ECA 30 / 31 can in an ECL 485 bus system (master – slave) be set tocommunicate, one by one, with all addressed ECL controllers.

Example:

Connection addr. = 15: The ECA 30 / 31 communicates with theECL master controller.

Connection addr. = 2: The ECA 30 / 31 communicates with theECL controller with address 2.

There must be a master controller present in order to broadcast timeand date information.

An ECL Comfort controller 210 / 310, type B (without display and dial)cannot be assigned to the address 0 (zero).



ECAMENU > ECA system > ECA override

Override addr. (Override address)


OFF / 1 … 9 / 15 OFF

The feature 'Override' (to extended comfort or savingperiod or holiday) must be addressed to the ECL controllerin question.

OFF: Override not possible.

1 .. 9: Address of slave controller for override.

15: Address of master controller for override.

The feature 'Override' (to extended comfort or saving period orholiday) must be addressed to the ECL controller in question.

Extended saving mode:

Extended comfort mode:

Holiday away from home:Override functions:

Holiday at home:

Override by means of settings in ECA 30 / 31 are cancelled if the ECLComfort controller goes into holiday mode or is changed to anothermode than scheduled mode.

The circuit in question for override in the ECL controller must be inscheduled mode.See also the parameter 'Override circuit'.

ECAMENU > ECA system > ECA override

Override circuit


OFF / 1 … 4 OFF

The feature 'Override' (to extended comfort or savingperiod or holiday)must be addressed to the heating circuitin question.

OFF: No heating circuit is selected for override.

1… 4: The heating circuit number in question.

The circuit in question for override in the ECL controller must be inscheduled mode.See also the parameter 'Override addr.'.

Example 1:

(One ECL controller and one ECA 30 / 31)

Override of heatingcircuit 2:

Set 'Connection addr.' to15

Set 'Overridecircuit' to 2

Example 2:

(Several ECL controllers and one ECA 30 / 31)

Override of heatingcircuit 1 in ECLcontroller with theaddress 6:

Set 'Connection addr.' to 6 Set 'Overridecircuit' to 1



ECA MENU > ECA system > ECA version

ECA version (read-out only), examples

Code no. 087H3200

Hardware A

Software 1.42

Build no. 5927

Serial no. 13579

Production week 23.2012

ECAMENU > ECA factory > ECA clear apps.

Erase all apps. (Erase all applications)

Erase all applications which are in the ECA 30 / 31.After erasing, the application can be uploaded again.

NO: The erase procedure is not done.

YES: The erase procedure is done (await 5 sec.).

After the erase procedure, a pop-up in the display indicates "Copyapplication". Choose "Yes".Hereafter the application is uploaded from the ECL controller. Anupload bar is shown.

ECA MENU > ECA factory > ECA default

Restore factory

The ECA 30 / 31 is set back to factory settings.

Affected settings by the restore procedure:

• Room T offset

• RH offset (ECA 31)

• Backlight

• Contrast

• Use as remote

• Slave addr.

• Connection addr.

• Override addr.

• Override circuit

• Override mode

• End time

NO: The restore procedure is not done.

YES: The restore procedure is done.



ECAMENU > ECA factory > Reset ECL addr.

Reset ECL addr. (Reset ECL address)

If none of the connected ECL Comfort controllers has the address15, the ECA 30 / 31 can set all connected ECL controllers on theECL 485 bus back to address 15.

NO: The reset procedure is not done.

YES: The reset procedure is done (await 10 sec.).

The ECL 485 bus related address of the ECL controller is found:MENU > 'Common controller settings' > 'System' > 'Communication' >'ECL 485 addr.'

ECAMENU > ECA factory > Update firmware

Update firmware

The ECA 30 / 31 can be updated with new firmware (software).The firmware comes with the ECL application key.If no new firmware is available, a symbol of the application keyis displayed with an X.

NO: The updating procedure is not done.

YES: The updating procedure is done.

The ECA 30 / 31 automatically verifies if a new firmware is present onthe application key in the ECL Comfort controller.The application must be downloaded to the ECA 30 / 31.



7.2 Several controllers in the same system

When ECL Comfort controllers are interconnected by means ofthe ECL 485 communication bus (cable type: 2 x twisted pair), themaster controller will broadcast the following signals to the slavecontrollers:

• Outdoor temperature (measured by S1)

• Time and date

• DHW heating activity

Furthermore, the master controller can receive information aboutthe desired flow temperature (demand) from slave controllers.

SLAVE controllers: How to make use of the outdoortemperature signal sent from the MASTER controller

Situation 1:

The slave controllers only receive information about outdoortemperature and date / time.

SLAVE controllers:Change the factory set address from 15 to address 0.

• In , go to System > Communication > ECL 485 addr:


Circuit Setting range Choose

0 ... 15 0

SLAVE controller: How to react on a DHWheating demand sentfrom the MASTER controller

Situation 2:The slave receives information about a DHW heating activity inthe master controller and can be set to close the selected heatingcircuit.

SLAVE controller:Set the desired function:

• In circuit 1 / circuit 2, go to ‘Settings’ > ‘Application’ >’DHWpriority’:

DHW priority (closed valve / normaloperation)

11052/ 12052


1 / 2 OFF / ON OFF / ON

OFF: The flow temperature control remains unchangedduring active DHW heating / charging in the mastercontroller.

ON: The valve in the heating circuit is closed during activeDHW heating / charging in the master controller.

In a system with MASTER / SLAVE controllers, only one MASTERcontroller with address 15 is allowed.

If by mistake more MASTER controllers are present in an ECL 485communication bus system, decide which controller is to be MASTER.Change the address in the remaining controllers. However, the systemwill operate but not be stable with more than one MASTER controller.

In the MASTER controller, the address in ‘ECL 485 addr. (master / slaveaddress)’, ID no. 2048, must always be 15.



SLAVE controller: How tomake use of the outdoor temperaturesignal and send information about the desired flowtemperature back to the MASTER controller

Situation 3:

The slave controller receives information about outdoortemperature and date / time. The master controller receivesinformation about the desired flow temperature from slavecontrollers with an address from 1 ... 9:

SLAVE controller:

• In , go to System > Communication > ECL 485 addr.

• Change the factory set address from 15 to an address (1 ... 9).Each slave must be configured with its own address.



0 ... 15 1 ... 9

Furthermore, each slave can send information about the desiredflow temperature (demand) in each circuit back to the mastercontroller.

SLAVE controller:

• In the circuit in question, go to Settings > Application > Senddesired T

• Choose ON or OFF.

Send desired T 11500/ 12500


1 / 2 OFF / ON ON or OFF

OFF: Information about the desired flow temperature is notsent to the master controller.

ON: Information about the desired flow temperature is sentto the master controller.

MASTER controller:

• In the circuit 1, go to Settings > Application > Demand offset

• Change OFF to a value (for example 5 K) which is added to thehighest demand (desired flow temperature) from the slaves.

Demand offset 11017


1 OFF / 1 ... 20 K 1 ... 20 K

In the MASTER controller, the address in ‘ECL 485 addr. (master / slaveaddress)’, ID no. 2048, must always be 15.



7.3 Frequently asked questions

The definitions apply to the Comfort 210 as well as ECL Comfort310 series. Consequently, you might come across expressionsthat are not mentioned in your guide.

The time shown in the display is one hour off?See ‘Time and Date’.

The time shown in the display is not correct?The internal clock may have been reset, if there has been a powerbreak for more than 72 hours.Go to the 'Common controller settings' and 'Time & Date' to setthe correct time.

The ECL Application Key is lost?Switch the power off and on again to see the system type and thesoftware generation of the controller or go to 'Common controllersettings' >'Key functions' > 'Application'. The system type (e.g.TYPE A266.1) and the system diagram is displayed.Order a replacement from your Danfoss representative (e.g. ECLApplication Key A266).Insert the new ECL Application Key and copy your personalsettings from the controller to the new ECL Application Key, ifrequired.

The room temperature is too low?Make sure that the radiator thermostat does not limit the roomtemperature.If you still cannot obtain the desired room temperature byadjusting the radiator thermostats, the flow temperature is toolow. Increase the desired room temperature (display with desiredroom temperature). If this does not help, adjust the ‘Heat curve’(‘Flow temp.’).

The room temperature is too high during saving periods?Make sure that the min. flow temperature limitation ('Temp. min.')is not too high.

The temperature is unstable?Check that the flow temperature sensor is correctly connectedand in the right place. Adjust the control parameters ('Controlpar.').If the controller has a room temperature signal, see 'Room limit'.

The controller does not operate and the control valve isclosed?Check that the flow temperature sensor is measuring the correctvalue, see 'Daily use' or 'Input overview'.Check the influence from other measured temperatures.

How tomake an extra comfort period in the schedule?You can set an additional comfort period by adding new ‘Start’and ‘Stop’ times in ‘Schedule’.

How to remove a comfort period in the schedule?You can remove a comfort period by setting start and stop timesto the same value.

How to restore your personal settings?Please read the chapter concerning ‘Inserting the ECL ApplicationKey’.

How to restore the factory settings?Please read the chapter concerning ‘Inserting the ECL ApplicationKey’.

Why can’t the settings be changed?The ECL Application Key has been removed.



How to react on alarms?An alarm indicates that the system is not operating satisfactorily.Please contact your installer.

What does P and PI control mean?P control: Proportional control.By using a P control, the controller will change the flowtemperature proportional to the difference between a desiredand an actual temperature, e.g. a room temperature.A P control will always have an offset which not will disappearover time.

PI control: Proportional and Integrating control.A PI control does the same as a P control, but the offset willdisappear over time.A long ‘Tn’ will give a slow but stable control, and a short ‘Tn’ willresult in a fast control but with a higher risk of unstability.



7.4 Definitions

The definitions apply to the Comfort 210 as well as ECL Comfort310 series. Consequently, you might come across expressionsthat are not mentioned in your guide.

Air duct temperatureTemperature measured in the air duct where the temperatureis to be controlled.

Alarm functionBased on the alarm settings, the controller can activate an output.

Anti-bacteria functionFor a defined period, the DHW temperature is increased in orderto neutralize dangerous bacteria, e.g. Legionella.

Balance temperatureThis setpoint is the basis for the flow / air duct temperature. Thebalance temperature can be adjusted by the room temperature,the compensation temperature and the return temperature. Thebalance temperature is only active if a room temperature sensoris connected.

Comfort operationNormal temperature in the system controlled by the schedule.During heating the flow temperature in the system is higher tomaintain the desired room temperature. During cooling the flowtemperature in the system is lower to maintain the desired roomtemperature.

Comfort temperatureTemperature maintained in the circuits during comfort periods.Normally during daytime.

Compensation temperatureA measured temperature influencing the flow temperaturereference / balance temperature.

Desired flow temperatureTemperature calculated by the controller on basis of the outdoortemperature and influences from the room and / or returntemperatures. This temperature is used as a reference for thecontrol.

Desired room temperatureTemperature which is set as the desired room temperature. Thetemperature can only be controlled by the ECL Comfort controllerif a room temperature sensor is installed.If a sensor is not installed, the set desired room temperaturehowever still influences the flow temperature.In both cases the room temperature in each room is typicallycontrolled by radiator thermostats / valves.

Desired temperatureTemperature based on a setting or a controller calculation.

Dew point temperatureTemperature at which the humidity in the air condensates.

DHW circuitThe circuit for heating the domestic hot water (DHW).

Factory settingsSettings stored on the ECL Application Key to simplify the set upof your controller the first time.

Flow temperatureTemperature measured in the flow at any time.



Flow temperature referenceTemperature calculated by the controller on basis of the outdoortemperature and influences from the room and / or returntemperatures. This temperature is used as a reference for thecontrol.

Heat curveA curve showing the relationship between actual outdoortemperature and required flow temperature.

Heating circuitThe circuit for heating the room / building.

Holiday scheduleSelected days can be programmed to be in comfort, saving orfrost protection mode. Besides this, a day schedule with comfortperiod from 07.00 to 23.00 can be selected.

Humidity, relativeThis value (stated in %) refers to the indoor moisture contentcompared to the max. moisture content. The relative humidityis measured by the ECA 31 and is used for the calculation of thedew point temperature.

Limitation temperatureTemperature that influences the desired flow / balancetemperature.

Log functionThe temperature history is displayed.

Master / slaveTwo or more controllers are interconnected on the same bus,the master sends out e.g. time, date and outdoor temperature.The slave receives data from master and sends e.g. desired flowtemperature value.

Pt 1000 sensorAll sensors used with the ECL Comfort controller are based on thePt 1000 type (IEC 751B). The resistance is 1000 ohm at 0 °C and itchanges with 3.9 ohm / degree.

OptimizationThe controller optimizes the start time of the scheduledtemperature periods. Based on the outdoor temperature, thecontroller automatically calculates when to start in order to reachthe comfort temperature at the set time. The lower the outdoortemperature, the earlier the start time.

Outdoor temperature trendThe arrow indicates the tendency, i.e. whether the temperaturerises or falls.

Refill water functionIf the measured pressure in the heating system is too low (e.g.due to a leakage), water can be supplemented.

Return temperatureThe temperature measured in the return influences the desiredflow temperature.

Room temperature sensorTemperature sensor placed in the room (reference room, typicallythe living room) where the temperature is to be controlled.

Room temperatureTemperature measured by the room temperature sensor orthe Remote Control Unit. The room temperature can only becontrolled directly if a sensor is installed. The room temperatureinfluences the desired flow temperature.

ScheduleSchedule for periods with comfort and saving temperatures. Theschedule can be made individually for each week day and mayconsist of up to 3 comfort periods per day.



Saving temperatureTemperature maintained in the heating / DHW circuit duringsaving temperature periods.

Pump controlOne circulation pump is working and the other is the sparecirculation pump. After a set time, the roles are exchanged.

Weather compensationFlow temperature control based on the outdoor temperature.The control is related to a user-defined heat curve.

2-point controlON / OFF control e.g. circulation pump, change-over valve ordamper control.

3-point controlOpening, closing or no action of the actuator for the motorizedcontrol valve. No action means that the actuator remains in itscurrent position.



Installer:

By:

Date:



*087H9100**VIGUO102*

Produced by Danfoss A/S © 11/2012

Documents

Installation Guide ECL Comfort 310, application P330 -