Building Technologies

OZW772 V3Energy Consumption Allocation

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Synco Web Server V3Topology

KNX devices with consumption data:

QAX913 → collects up to 20 meters

Synco 700 controller → collects

2…4 meters Web server

OZW772… → collects up to

512 meters

KNX RF

KNX TP1

M-bus meter

M-bus meter

M-bus meter

Pulsemeter

Pulsemeter

Apartment A

Apartment B

Basement

Pulsemeter

Pulsemeter

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Synco Web Server OZW772… Version 3

Main Feature

Energy consumption allocation

Other Features

New devise OZW772.250 replaces OZW772.64

https encryption

E-mail with TLS -encryption

User defined Logos

System definition update

Schedule

Market Release January 2011

On stock mid of February 2011

Logistics

Prices unchanged

OZW772.250 for the price of the .64

OZW772.64 will be sold out in April

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Meter Data flow

KNX RFKNX TP1

M-bus Meter

Pulsemeter

M-bus

Pulse

M-bus meter readings are periodically queried by the WRI982

Consumption data of meters are periodically queried by the QAX9x3

Pulses are constantly counted by the WRI982

Consumption data are periodically queried by the OZW772

www

The file with the consumption data is sent periodically via E-mail or can be downloaded via Web Browser

Pulsemeter

Pulsemeter

Pulses are constantly counted by the Synco 700 controller

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Timing of the Meter Data flow

KNX RFKNX TP1

M-bus Meter

Pulsemeter

M-bus

Pulse

www

Pulsemeter

Pulsemeter

Every 4 h

Actual Values every 4 hMonthly Values every 24 h

Actual Values1x daily starting at 05:00

Monthly ValuesOn the 3th day of month

Pulses are constantly counted

• Setting the Period for E-mail sending

• File is ready for downloading any time

Pulses are constantly counted

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Polling time for Meter data

Actual Values (1x daily starting at 05:00)

Number of Meter

Polling time

[20 Telegram / min]

Finishedat

10100512

5 min50 min

5 h

05:0505:5010:00

Monthly Values (On the 3th day of month)

Number of Meter

Polling time

[20 Telegram / min]

Finishedat

10100512

20 min4 h17 h

05:2009:0022:00

KNX TP1www

Conclusion: on the 4th day of month,the monthly Values of the last month are collected

Conclusion: daily at 10:00,all actual Values are collected

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Commissioning

All Meter of the generated KNX-Devices are in the file of the Consumption data.

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File of Consumption data

With generate, for all Meter the following Information are read: • Name• Medium (Heat, Cool, Warm Water, Electricity, Gas, …) (only QAX903 / 913)• Fabrication number (only QAX903 / 913)• Identification number (only QAX903 / 913)• Unit• Format (RMx7xx)• Meter changed identifier (only QAX903 / 913)

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File of Consumption dataExample Part 1 Information

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Building Technologies

File of Consumption dataExample Part 2 Values

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Building Technologies

Meter replacement

A Meter change is recognized:• Manuel by hand with “Device Webpage > Generate“• Automatically by daily read-out of the Meter Values (after the next 00:00 is a automatic “Generate”)

Data of the „Meter changed“ are deleted:• By the user via Web Browser: the whole section can be deleted• 2 Year old Data are removed automatically

Action by Meter replacement

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Building Technologies

Consumption data read out

Web Browser

Int*net

Variant 1:Download the File with Web Browser via USB or Ethernet

Variant 2:File are periodically sent to a E-mail Server

Mail Server

Int*net

E-mailDownload

Application:The final energy bill is often made of the Consumption data, the Allocation key and the General expenses

Download

Web Browser

USB

Ethernet

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Building Technologies

Download of Consumption data

• No Setting• Data are daily updated• Chose the File type by Click

Web Browser

Int*net

Download

Web Browser

USB

Ethernet

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Building Technologies

File Format

csv-file (comma separated values)is a unformated text file

xml-file is formatted for Excel

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Building Technologies

Sending of Consumption data

The Consumption data are put in a File and periodically sent as E-mail attachment.

Settings:

Consumption data Receiver 1…2 • Period

• Never• Daily• Weekly• Monthly

• File type (.xml / .csv)• E-mail Address

Mail Server

Int*net

E-mailDownload

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Building Technologies

https Encryption

URL starts with "http://", Port 80 is used URL starts with "https://", Port 443 is used Both Ports are open, it is up to the user The Ports are not forwarded

"https://" Certificate is not from a certificate authority, it is a self-signed Certificate from Siemens with a lease time of 20 years

The reaction depends of the Web Browser. Usually this Certificate can be installed.

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Building Technologies

https with Internet Explorer 7

Installation of the Certificate

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Building Technologies

https with Firefox 3.6

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Building Technologies

Router – Port Forwarding

10

10

2

2

Port 80 (http) Web Server Operation with Web BrowserPort 443 (https) Encrypted Web Server Operation with Web Browser

Port 21 (ftp) ACS File transfer (Message history and Offline Trend)Port 50005 () ACS Operation

Port 22 (scp) HQ Zug OZW Web Server Remote Support

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Building Technologies

Firmware update – Full Backup and Restore

Port 80 (http) Web Browser generate web pages or Port 443Port 21 (ftp) ACS File transfer (optional for Offline Trend definition)Port 50005 () ACS device listPort 22 (scp) Web data backup and restore

• Send the IP-Address and the Login-Data, Name and Password, with Admin. -rights off the Web server via E-mail to pius.hausheer@siemens.com

• HQ-Zug makes a complete Backup via Internet

Via local USB connection

• Read with ACS the Parameter settings of the Web server OZW772

• Proceed the Firmware-update

• Write with ACS the Parameter settings of the Web server OZW772

Via Internet

• HQ-Zug makes a complete Backup via Internet

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Building Technologies

E-mail with Encryption

Authentification with User name / Password without Encryption (normally Port 25)

Authentification with User name / Password with TLS-Encryption (normally Port 587)

Automatic recognition → No Settings

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Building Technologies

Upload of User defined Logos

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Building Technologies

Delete User defined Logos

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Building Technologies

Update of System Definition

1. Firmware update per PC-Tool via USB (incl. System definition)

2. or System definition update per Web Browser: Via USB or Ethernet (Date size 35 Mbyte) Update are for required for:

New Device types (Device description) Text catalog