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CapacitiveSensors
Sensing All Materi
All the Time!
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1
QF5.5
This is the new flat style capacitive sensor from TURCK. This sensor is small in
size, but long on range. It measures only 5.5 millimeters in width and has an
embeddable sensing range of 10 millimeters. The sensor housing is overmolded
with a rugged polypropylene material and is available with or without
potentiometer.
Q10
This is another addition to the growingQ-Pak line. The Q10 fits in size between
the 8 mm and 14 mm low profile sensors. The Q10 is available in DC only with
a fixed 8-millimeter range without potentiometer.
K34 Barrels
TURCKnow has 34-millimeter diameter capacitive sensors in smooth barrel
plastic housings. They are available in 2-wire AC, 3-wire DC and 4-wire DC
with variable output options. We also offer the BS-34 mounting bracket that
allows for base mounting or side mounting options.
BCF Noise Immune Capacitive Sensors
The new BCF capacitive sensors are designed to be used in environments
where electrical noise and high static discharge may exist. Improvements made
to the circuitry of our printed circuit board has allowed for increased protection
against radio frequency, high voltage transients, line coupled noise and surges.
W h a t s N e w i n T U R C K s L i n e o f C a p a c i t i v e s
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Package Inspection
One of the major benefits of capacitive sensors
is their ability to sense through low-dielectric
materials. With the sensitivity properly
adjusted, these sensors can be used to see
through an object wall to detect its contents.
From inspecting jars through a cardboard box
to sensing ammonia in a vat - capacitive
sensors are made for these applications. In
addition, capacitive sensors have the ability to
sense most materials including wood, plastics,
cardboard, glass, grain, all metals and most
fluids. The versatility of these sensors can helpyou save time and run more efficiently.
Grain and Plastic Pellet Detection
The wide sensitivity band ofTURCKsensors
allows for detection of a variety of granular or
powdered materials. Capacitive sensors arewidely used to monitor the level of plastic
pellets in the hoppers of injection molding
machines. TURCKs new BCF line of
sensors are ideal for this application.
TURCKIntrinsically Safe NAMUR sensors are
also used in grain elevators to monitor the
levels of materials ranging from rice and barley
malt to corn and soybeans.
Small Parts Detection
Another great use for capacitive sensors is to detect small items as they
come down the assembly line. They can be used to count product or
sense proper operation of the line. Choose from many styles with
short-circuit and overload protection in AC, DC and Intrinsically Safe
NAMUR.
S e n s e t h r o u g h o b j e c t s w i t h a c c u r a c y !
2
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C a p a c i t i v e S e n s o r s W o r k W h e r e O t h e r s D o n t !
Wire Break Detection
TURCKcapacitive sensors are ideal for
sensing wire breakage. Our sensors will
detect even the smallest wires of anymetal. The long sensing ranges allow
the wire to bounce during the process
without causing false outputs.
Liquid Level Detection
Capacitive sensors have the ability to see through lower dielectric materials, such
as plastic or glass, to detect higher dielectric ones. This allows capacitive sensors to detec
levels of many types of materials either directly through the wall for plastic tanks, or by
utilizing a sight glass or tank well for metal tanks. With TURCKs Intrinsically Safe NAMU
sensors, PVDF models and Teflon tank wells, even explosive or corrosive materials can
safely sensed.
You may know thatTURCKhas the broadest product offering in inductive sensors, but d
you also know that we have the most extensive line of capacitive sensors?
TURCKs Q-Pak capacitive
sensors are available in packages up
to 10 times narrower than
conventional barrel-style sensors.
Also our PVDF sensors offerincredible resistance to harsh
chemical environments found in
the semiconductor and chemical
industries.
TURCK presents... The industrys most extensive line of capacitive sensors
3
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Sensitivity Adjustments
Many applications require adjusting the sensitivity of thecapacitive sensor in order to reliably detect the target
material.
Although the potentiometer is factory set for an operating
distance of 0.7 to 0.8 times the rated operating distance, it
can be easily changed. Some sensors even feature a
remote potentiometer, allowing adjustments to be made
in locations away from the sensor.
MostTURCKcapacitive sensors are listed as embeddable.
By increasing the sensitivity, the embeddable sensor can
be changed into a non-embeddable version with
enhanced sensing capabilities.
Superior Customer Support
With over 2,000 trained technical specialists in North America, we can assure you that
applications help and service are nearby, wherever you are located. Plus direct
factory support thats simply a toll-free call away. Call, write or e-mail us for
additional information.
TURCK Inc.
3000 Campus Drive
Minneapolis, MN 55441
Phone 763-553-7300
FAX 763-553-0708
e-mail: [email protected]
www.turck.com
Compensation Electrode
TURCKs capacitive sensors feature a compensation electrode that
minimizes false outputs due to contamination on the sensor face. The
compensation circuitry ignores splashing water or dust buildup that is
common in capacitive sensor applications.
S e n s i n g A l l O b j e c t s A l l t h e T i m e !
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5 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Noise Immunity
Capacitive sensors were originally designed for use in level detection applications in areas that were generally far away from other
electrical equipment. As factory automation has become more prevalent throughout industrial markets, these capacitive sensors
have gravitated into new environments where electrical noise levels are greatly increased. Electrical noise can be produced by
various sources including variable frequency drives, electromechanical motors and standard walkie-talkie devices. These noisy
environments can have adverse effects on sensing devices causing them to operate improperly and unreliably
TURCKrecognizes this and has developed a new circuit for its capacitive sensors. These new BCF sensors incorporate a
unique filter principle, making them immune to most industrial noise. This principle involves a fixed oscillator frequency
combined with a rectifier filter providing superior noise immunity over the competition.
TURCKs fixed oscillator allows the sensor to maintain a constant frequency regardless of sensitivity adjustment. This fixed
frequency is high enough to ignore most of the standard noise levels seen on plant floors
Electrical noise is mostly symmetrical which makes it easier to identify and separate from the sensors input signal. The TURCK
rectifier filter is able to block this noise allowing only the useful input signal, which is in phase with the oscillator frequency, to
pass.
These two innovative electrical techniques give TURCKthe best defense against industrial noise. The list of specifications and test
results below demonstrates how TURCKmeets or exceeds all of the rigid standards established by CE. In fact, the criteria set
forth by CE is so stringent that most capacitive sensors offered on the market today cannot pass any or all of these testing
requirements. If you have a capacitive sensor application located in a noisy environment choose the new BCF sensors from
TURCKto ensure your process operates smoothly.
Test TypeCE Product
StandardCE Generic
StandardTURCK BCFNoise Immune
Capacitive Sensors
Immunity to Electrostatic Discharge(ESD) IEC 1000-4-2EN 61000-4-2
4 KV DirectContact
8 KV Airborne
4 KV DirectContact
8 KV Airborne
8 KV DirectContact
30 KV Airborne
Immunity to Radiated Electromagnetic Fields.Radio Frequency Interference (RFI)
IEC 1000-4-3EN 61000-4-3
3 V/M80-1000 MHz
10V/M80-1000 MHz
15 V/M80-1000 MHz
Immunity to Electrical Fast Transients(Burst-High Voltage)
IEC 1000-4-4EN 1000-4-4
2000 V 2000 V 3000 V
Immunity to Conducted R.F. Voltage(Line coupled Noise)
IEC 1000-4-6EN 61000-4-6
Undefined10 V
150 KHZ-80 MHz>10 V
150 KHZ-230 MHz
Immunity to Surges(lightning strike)
IEC 60255-5 1KV, 500
DC Undefined 1KV, 500
DC
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TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
Product Informatio
VisitTURCKon the Internet:http://www.turck.com
Symbol Key
2-Wire Sensorwith Potted-In Cable
Sensor with 4-PineurofastConnector
3-Wire Sensorwith Potted-In Cable
Sensor with 3-PinpicofastConnector
4-Wire Sensorwith Potted-In Cable
Sensor with 3-PinmicrofastConnector
Sensor withTerminal Chamber
Note: All dimensions in this manual are shown as: inches [mm]
Part Number Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 8Principles of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 - 18Sensor Housing Materials/Chemical Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 - 1Dielectric Constants Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 - 1Environmental Conditions/Compensation Electrode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Product Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 - 7Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 - 7Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Q-Pak
Rectangular Stylesin Metal and Plastic
Metal and Plastic Barrels withQuick Disconnect
Metal and Plastic Barrels withPotted-In Cable
3-Wire DC 19 - 26 3-Wire DC 39 - 42
4-Wire DC 27 - 28 3-Wire DC 31 - 34, 37 - 38 4-Wire DC 43 - 46
2-Wire AC 53 - 56 4-Wire DC 35 - 36 2-Wire AC 61 - 64
2-Wire NAMUR 69 - 70 2-Wire AC 59 - 60 2-Wire NAMUR 71 - 72
Accessories
Tank Wells 75 - 76Mounting Brackets 76 - 79
PVDF Barrels Plastic Barrels withIntegral Terminal Chamber
Long Range Styles
3 and 4-Wire DC 47 - 48 4-Wire DC 49 - 52 4-Wire DC 29 - 30
2-Wire NAMUR 73 - 74 2-Wire AC 65 - 68 2-Wire AC 57 - 58
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7 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Part Number Key
Keys are to assist in IDENTIFICATION ONLY.Consult factory for catalog items not identified.
Capacitive Sensor Part Number Key
B C 20 - K 40 SR - F Z 3 X2Wiring Options Special Option Codes
B = Embeddable (Shielded)N = Non-embeddable
Mounting
BarrelM = Metal, Partial ThreadingK = Plastic, SmoothKT = PVDF Plastic, SmoothP = Plastic, Full ThreadingPT = PVDF Plastic, Full ThreadingS = Plastic, Partial ThreadingRectangularQ = Rectangular Metal or Plastic HousingModularCP = Plastic Housing, Removable Sensor
with Terminal Chamber Base
Housing Style
Sensor Diameter (mm)
F = Noise Immune Filter
Circuit Design Modifier
C = Capacitive
Principle of Function
Rated Operating Distance (mm)
SR = Straight Terminal Chamber
Housing Modifier
N = NPN Transistor (Current-Sinking)P = PNP Transistor (Current-Sourcing)Z = 2-wire AC (SCR Output)
Output
AC3 = 20-250 VACDC4 = 10-65 VDC, Polarity Protected, Pulsed SCP6 = 10-30 VDC, Polarity Protected, Pulsed SCP
Voltage Range
A = Normally OpenF = Connection Programmable (N.O. or N.C.)R = Normally ClosedV = Complementary Outputs; One N.O., One N.C.Y0 = NAMUR Output, Requires Switching Amplifier
Output Function
Examples:Blank = 0 LEDs
X2 = 2 LEDs
Number of LEDs
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TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
BC10-M30-AP4X - H1 1 4 1
A) Connectorized Sensor
Number of Pins
B1 =minifast , Metal, MaleB2 =minifast , Plastic, MaleB3 =microfast , Metal, MaleH1 =eurofast , Metal or Plastic, MaleV1 =picofast , Metal, Male
Connector Family
1 = Straight
Connector / Sensor Transition
Wiring Option
Example:1 = Standard3 = N.C. DC Output on Pin 4
(for US)
Factory Code
BC 5-S18-AP4X 7M
B) Potted Cable
Blank = 2 Meter cable7M = 7 Meter cable
Cable Length
AC: RSM 30 =minifast, 3-conductorSB 3T =microfast, 3-conductor
DC: RS 4T =eurofast, 3-conductorRS 4.21T =eurofast, NAMUR, 2 conductorRS 4.4T =eurofast, 4-conductorRSM 40 =minifast, 4-conductorPSG 3 =picofast, 3-conductor
Standard Cordset Connector
Examples:0.2 = 0.2 meters2 = 2 meters
Length of Cable (M)
BC 5-S18-Y0X - 0.2M - RS 4.21T
C) Potted Cable with Molded Connector
Special Option Code
BC20-CP40-VN4X2 /S250
Option Codes for Special or Custom Built Sensors
Example:/S250 = No Potentiometer
Option Code
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9 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Applications
Operating Principle
Liquid Level Control for both explosive and non-explosive materials.
Package Inspection for product content and/or fill level. Wire-Break Detection for wire sizes down to .003".
Plastic Pellet Detection in a hopper for injection molding processes.
Grain or Food Products Level Detection; intrinsically safe models available.
Small Metal Parts Detection; greater sensing range than comparable inductive sensors.
Figure 1
Figure 2
The active element is formed by two metallic electrodes positioned much like an opened capacitor (Figure 1).Electrodes A and B are placed in a feedback loop of a high frequency oscillator. When no target is present, thesensors capacitance is low, therefore the oscillation amplitude is small. When a target approaches the face of thesensor, it increases the capacitance. This increase in capacitance results in an increased amplitude of oscillation.The amplitude of oscillation is measured by an evaluating circuit that generates a signal to turn on or off the output(Figure 2).
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11 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Sensitivity Adjustment
Figure 5 Standard Target
Capacitive sensors can be adjusted two ways in order to sense a target consistently.
1. Physical adjustment - moving the sensor towards or away from the target is the preferred method of adjusting sensitivitywhen the sensor is not in direct contact with the target. This allows materials to be moved into or out of range whileleaving the sensor at the factory setting or after re-calibration to the nominal operating distance Sn.
2. Adjustment of the potentiometer - turning the potentiometer in a clockwise direction increases the sensitivity of thesensor. The potentiometer is factory-set for an operating distance of 0.7 to 0.8 Sn to a grounded standard target(Figure 5). It should be adjusted in increments of no greater than a quarter-turn (Figure 6). Increasing the sensitivityresults in a greater operating distance to both conductive and non-conductive targets.
Figure 7
In general terms, the larger the dielectricconstant of a material, the greater theachievable operating distance.
When detecting organic materials thesensing distance will depend largely onthe water content ( water = 88).
When sensing non-conductive targets, the larger the dielectric constant of a material, the greater the achievableoperating distance (Figure 7). Adjusting the potentiometer affects the total curve; for example, if the potentiometer isadjusted for less sensitivity, it will have less operating distance to all materials.
It should be noted that a large increase in sensitivity will cause the sensor to become nonembeddable, and may resultin an unstable switching point that can be influenced by environmental changes such as temperature, humidity, dust,etc.
At adjustments of S > Sn, the differential travel (hysteresis) can also increase.
Figure 6 Potentiometer Adjustment
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TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
Example Application 2 - Mounting
Problem:
A metal tank containing a water-based solution has a 1" outsidediameter sight glass. What sensor and bracket could be used formonitoring the liquid level?
Solution:The QF 5.5 flat style can used on non-conductivetubing up to 1.0 inch in diameter with the standardmounting straps provided with the sensor (Figure 8).
Other mounting straps for larger diameters are availableupon request (consult factory).
Example Application 1 - Adjustment
Problem:Can aBC20-K40SR-FZ3X2 be used to sense the presence of ammonia from behind a .125" glass panel?
Solution:The dielectric constants for these materials can be found on pages 15 and 16.
Dielectric ( r) of ammonia: 20Dielectric ( r) of glass: 10
From Figure 7, r = 20 corresponds to 80% Sn; r = 10 corresponds to 60% Sn.
Since Sn = 20 mm for aBC20: S for ammonia = 16 mmS for glass = 12 mm
The difference is 4 mm. The glass thickness = .125", or 3.1 mm. This application will work with a 0.9 mm
margin. This means that by adjusting the potentiometer there should be a reasonable distinction between theglass and the ammonia as seen by the sensor.
To set up the sensor for this application, the sensing face of the sensor should be flush against the sight glass.
1. With no ammonia present (if possible) turn the potentiometer clockwise until the sensor turns on. If thesensor is
already on, skip step one.2. Next, turn the potentiometer counter clockwise until the sensor turns off.3. Now add the ammonia so that it covers the glass panel.4. Once again, turn the potentiometer counter clockwise, counting the number of turns until the sensor turnsoff.*5. Divide the number of turns by two and turn the potentiometer back clockwise that amount.
Using this process will allow for a margin of error in either direction. If this application had called forsomething other than ammonia, like molasses, that tends to leave buildup behind, step 1 above should beperformed with the buildup present(if possible).* If sensor does not turn off after 10 full turns, turn back the potentiometer clockwise between 3 to 5 turns.Minor adjustments may need to be made to achieve desired setting.
Figure 8
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13 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Housing Style ABS PA, Trog. T PA PBT PP PUR PVC PVDF Brass Zinc
CP40 X* X
CP80 X X* X
G, M (potted-in cable) X X* X* X
G, M (connector) X X
K40SR, P30SR X X*
K34 X* X X*
KT34 X
P, S (potted-in cable) X X* X*P, S (connector) X
PT30 X
Q08 X X* X* X
Q10, Q14, Q20 X X* X* X*
QF5.5 X X*
S185 X* X* X
* Optional part, ie cable gland, connector, cable, bracket, etc.
Plastic Material Descriptions
Matrix of TURCK Sensor Materials
ABS - Acrylonitrile-Butadiene-Styrene Impact resistant, rigid. Resistant to aqueous acids, alkalis, salts, alcohols,oils, concentrated hydrochloric acid; disintegrated by concentrated
sulfuric or nitric acids, esters, ketones.PA - Polyamide (nylon) Good mechanical strength, temperature resistant.
PA, Amorphous (Trogamid T) Similar properties to nylon, but transparent.Hard, rigid, good chemical resistance.
PA 12-GF30 Nylon 12, 30% glass filled.
PA 66-GF25-V0 Nylon 66, 25% glass filled, self-extinguishing.
PBT - Polybutylene Terephthalate(when glass reinforced, Crastin )
Good mechanical strength; resistant to abrasion; resistant to alcohols,oils, some acids, trichloroethylene.
PBT-GF30-V0 PBT, 30% glass filled, self-extinguishing.
POM - Polyoxymethylene / Polyacetal (Delrin ) High impact resistance; good mechanical strength; good resistance to
oils, alcohols, alkalis, gasoline, xylene, toluene. Dielectric constant 3.7.PP - Polypropylene Good mechanical strength. Resistant to acids. Temperature resistant.
PTFE - Polytetrafluoroethylene (Teflon )* Optimum resistance against high temperature and chemicals; lowdielectric constant (2.0).
PUR - Polyurethane Elastic, resistant to abrasion, impact-resistant, oil- and grease-tolerant.
PVC - Polyvinylchloride Good mechanical strength, viscosity to impact; resistant to acids, alkalis.
PVDF - Polyvinylidenefluoride (Kynar ) Resistant to high and low temperatures, good resistance to chemicals(similar to PTFE), high mechanical strength.
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TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
Chemical Compatibility
ABS Trog. T PA 12 PBT POM PTFE PUR PVC PVDF 306 SS Brass Zinc PP
Ammonia, liquid B B A B C/D A C A A B D A A
Chlorine anhydrous liquid nd nd D D C A C D A C D nd D
De-ionized water nd nd A nd nd A nd A A A A nd A
Formic acid D D D A C A C A A A/B D D A
Gasoline D A A A A A A C A A A nd B
Hydrochloric acid
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15 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Material Dielectric Constant
Epoxy resin 2.5 - 6
Ethanol 24
Ethyl bromide 4.9
Ethylene Chloride 10.5
Ethylene Dichloride 11.0
Ethylene glycol 38.7
Ethylene Oxide 14.0
Ferrous Oxide 14.2
Fired Ash 1.5
Flour 2.5 - 3.0Formic Acid 59.0
Freon R22 & 502, liquid 6.1
Gasoline 2.2
Glass 3.1 - 10
Glass, raw material 2.0 - 2.5
Glycerine 47
Hexane 1.9
Hydrochloric Acid 4.6
Hydrogen cyanide 95.4Hydrogen peroxide 84.2
Ice, -5C 2.85
Ice, -18C 3.16
Isobutylamine 4.5
Lime, shell 1.2
Marble 8.0 - 8.5
Melamine resin 4.7 - 10.2
Methane, liquid 1.7
Methanol33.6
Mica, white 4.5 - 9.6
Milk, powdered 3.5 - 4
Nitrobenzene 36
Neoprene 6 - 9
Industrial Products and their Dielectric Constants
Material Dielectric Constant
ABS resin, pellet 1.5 - 2.5
Acetic Acid 4.1
Acetone 19.5
Acetyl bromide 16.5
Acrylic resin 2.7 - 4.5
Air 1.0
Alcohol, industrial 16 - 31
Alcohol, isopropyl 18.3
Ammonia 15 - 25
Aniline 5.5 - 7.8Aqueous solutions 50 - 80
Asbestos 3.0
Ash (fly) 1.7
Bakelite 3.6
Barley powder 3.0 - 4.0
Benzene 2.3
Benzyl acetate 5
Butane 1.4
Cable sealing compound 2.5Calcium carbonate 9.1
Carbon Dioxide 1.6
Carbon tetrachloride 2.2
Celluloid 3.0
Cellulose 3.2 - 7.5
Cement 1.5 - 2.1
Cement powder 5 - 10
Cereal 3 - 5
Charcoal 1.2 - 1.8
Chlorine, liquid 2.0
Coke 1.1 - 2.2
Corn 5 - 10
Ebonite 2.7 - 2.9
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Industrial Products and their Dielectric Constants
Material Dielectric Constant
Rubber 2.5 - 35
Salt 6.0
Sand 3 - 5
Shellac 2.0 - 3.8
Silicon dioxide 4.5
Silicone rubber 3.2 - 9.8
Silicone varnish 2.8 - 3.3
Soybean 2.8
Styrene resin 2.3 - 3.4
Sugar 3.0
Sugar, granulated 1.5 - 2.2
Sulfur 3.4
Sulfuric acid 84
Teflon , PCTFE 2.3 - 2.8
Teflon, PTFE 2.0
Toluene 2.3
Trichloroethylene 3.4
Urea resin 6.2 - 9.5
Urethane 3.2
Vaseline 2.2 - 2.9
Vinyl Chloride 2.8
Water 48 - 88
Wax 2.4 - 6.5
Wood, dry 2 - 7
Wood, pressed board 2.0 - 2.6
Wood, wet 10 - 30
Xylene 2.4
Zinc Oxide 1.7
Zirconium Oxide 12.5
Zirconium Silicate 5.0
Material Dielectric Constant
Nylon 4 - 5
Oil, for transformer 2.2 - 2.4
Oil, paraffin 2.2 - 4.8
Oil, peanut 3.0
Oil, petroleum 2.1
Oil, soybean 2.9 - 3.5
Oil, turpentine 2.2
Paint 5 - 8
Paraffin 1.9 - 2.5
Paper 1.6 - 2.6
Paper, hard 4.5
Paper, oil saturated 4.0
Perspex 3.2 - 3.5
Petroleum 2.0 - 2.2
Phenol 9.9 - 15
Phenol resin 4.9
Polyacetal (Delrin ) 3.6
Polyamide (nylon) 2.5
Polycarbonate 2.9
Polyester resin 2.8 - 8.1
Polyethylene 2.3
Polypropylene 2.0 - 2.3
Polystyrene 3.0
Polyvinyl Chloride resin 2.8 - 3.1
Porcelain 4.4 - 7
Press board 2 - 5
Propane, liquid 1.6
Propylene, liquid 11.9
Quartz glass 3.7
Rice, dry 3.5
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17 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensor - Principles of Operation
Mounting
Figure 9
Figure 10 Temperature Influence on Operating Distance
Most capacitive sensors manufactured byTURCKareembeddable, which ensures that the electric field is onlyeffective in front of the active face. They are suitable for flushmounting at the factory setting in any material (conductive &nonconductive).
When sensors are flush mounted, the effect on the operatingdistance is minimal and can be overcome by adjustment of thepotentiometer. Minimum separation distances must beobserved to avoid the possibility of interference between thetwo sensors fields.
Compensation Electrode
In practice, sensors can be affected by water droplets, humidity, dust, etc.,causing false outputs. To combat this effect eachTURCKsensorincorporates a compensating electrode (C) which forms part of a negativefeedback circuit (Figure 9).
When contaminants are on the sensor face, they affect the sensors mainfield, as well as its compensation field. The negative feedback circuitdetects the increase in both fields, and can filter out the effects of thecontaminants.
When a large target comes into the sensors main field, the compensationfield is not affected, thus the negative feedback circuit can distinguish a
difference between the two fields, and the sensor generates an output.
Temperature and Environmental Conditions
Figure 11
This distance (2xD) can vary depending on potentiometeradjustment
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Operating Distance (Sensing Range) Considerations
The assured actuating range is between 0 and 72% of the rated operating distance. It is the range within which the correct
operation of the proximity sensor under specified voltage and temperature ranges is assured.
An earth-grounded square piece of carbon steel having a thickness of 1 mm (0.04 in) is used as a standard target todetermine the following operating tolerances. The length and width of the square is equal to three times the ratedoperating distance.
The operating distance is the distance at which the target approaching the sensing face along the reference axis causes theoutput signal to change.
The rated operating distance is a conventional quantity used to designate the operating distance. It does not take intoaccount either manufacturing tolerances or variations due to external conditions such as voltage and temperature.
The effective operating distance is the operating distance of an individual proximity sensor at a constant rated voltage and
23C (73F). It allows for manufacturing tolerances.
The usable operating distance is the operating distance of an individual proximity sensor measured over the operatingtemperature range at 85% to 110% of its rated voltage. It allows for external conditions and for manufacturing tolerances.
The operating distance (S) of the different models is basically a function of the diameter of the sensing coil. Maximumoperating distance is achieved with the use of a standard or larger target. Rated operating distance (Sn) for each model is
given in the manual.
Assured Operating Range = Sa 0 Sa 0.72Sn
Standard Target
Operating Distance = S
Rated Operating Distance = Sn
Effective Operating Distance = Sr 0.9 Sn Sr 1.1Sn
Usable Operating Distance = Su 0.72 Sn Su 1.32Sn
Figure 8
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TURCKCapacitive Sensors
QF5.5
3-Wire DC
10-30 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
Q-Pak Rectangular Sensors, PlasticPotted-In Cable
Part Number Embe
ddable
Rate
dOpe
ratin
g
Dist
ance
(mm)
Hou
sing
Hei
ght(
mm)
NPN
(Sin
king)
PNP
(Sou
rcin
g)
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNumbe
r
Connection
BC 5-QF5.5-AN6X2/S250**BC10-QF5.5-AN6X2BC10-QF5.5-AN6X2/S250**
51010
5.55.55.5
111
AAA
222
100100100
S2620120M2620121S2620119
2 meter cable,
PUR jacket
BC 5-QF5.5-AP6X2/S250**BC10-QF5.5-AP6X2BC10-QF5.5-AP6X2/S250**
51010
5.55.55.5
111
BBB
222
100100100
M2620116M2620117M2620115
Sensor Selection
Two strap ties are included with sensor.Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesHousing: Polypropylene
Material
* Normally Closed versions available upon request, consult factory.** /S250 designates no potentiometer.
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Housin
g
Height(mm)
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawing
#
Wiri
ngDiag
ram
#of
LED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC 5-Q08-AN6X2BC 8-Q10-AN6X2/S250
58
810
11
AA
22
100100
M2620100M2621203
2 meter cable,
PVC jacket; 24 AWG
copper conductors,
PVC insulated.
BC 5-Q08-AP6X2
BC 8-Q10-AP6X2/S250
5
8
8
10
1
1
B
B
2
2
100
100
M2620000
M2621200
BC 5-Q08-AN6X2-V1131BC 8-Q10-AN6X2-V1131/S250
510
814
23
CC
22
100100
M2621100M2530011
picofast
Mating Cordsets:
Q08:PKG 3Z-2
(2 meter)
Q10:PKG 3M-2
(2 meter)
For other styles
consult Cordsets
catalog.
BC 5-Q08-AP6X2-V1131BC 8-Q10-AP6X2-V1131/S250
510
814
23
DD
22
100100
M2621000M2530002
Sensor Selection
Q10
3-Wire DC picofast
10-30 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
Q-Pak Rectangular Sensors, Metal and PlasticQ08: Metal HousingQ10: Plastic Housing
Potted-In Cable and Quick Disconnect
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesConnector: Chrome Plated BrassMetal Housing Q08: Die-cast ZincPlastic Housing Q10: PBT-GF30-V0Sensing Face: (Q08 only) PA 12-GF30 Plastic
Material
Q08
* Normally Closed versions available upon request, consult factory.
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Wiring Diagrams
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC picofast
10-30 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
Q-Pak Rectangular Sensors, PlasticPotted-In Cable and Quick Disconnect
Q14
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesConnector: Chrome Plated BrassHousing: PBT-GF30-V0 Plastic
Material
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Hou
sing
Height(mm)
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawing
#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC10-Q14-AN4X2BC10-Q14-AN4X2/S400**
1010
1414
11
AA
22
100100
M2530010M2530005
2 meter cable,
PVC jacket; 24 AWG
copper conductors,
PVC insulated.BC10-Q14-AP4X2BC10-Q14-AP4X2/S400**
1010
1414
11
BB
22
100100
M2530001M2530003
BC10-Q14-AN4X2-V1131BC10-Q14-AN4X2-V1131/S400**
1010
1414
22
CC
22
100100
M2530011M2530006
picofast
Mating Cordsets:
PKG 3M-2 (2 meter)
For other styles
consult
Cordsets catalog.
BC10-Q14-AP4X2-V1131BC10-Q14-AP4X2-V1131/S400**
1010
1414
22
DD
22
100100
M2530002M2530004
Sensor Selection
* Normally Closed versions available upon request, consult factory.** /S400 Designates rear LED location on back of sensor opposite front face.
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
Q20
3-Wire DC eurofast
10-65 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
Q-Pak Rectangular Sensors, PlasticPotted-In Cable and Quick Disconnect
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesConnector: Chrome Plated BrassPlastic Housing: PBT-GF30-V0
Material
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Hou
sing
Height(mm)
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC20-Q20-AN4X2BC20-Q20-AN4X2/S400**
2020
2020
11
AA
22
100100
M2530110M2530104
2 meter cable,
PUR jacket; 24 AWG
copper conductors,
PVC insulated.BC20-Q20-AP4X2BC20-Q20-AP4X2/S400**
2020
2020
11
BB
22
100100
M2530100M2530102
BC20-Q20-AN4X2-H1141BC20-Q20-AN4X2-H1141/S400**
2020
2020
22
CC
22
100100
M2530111M2530105
eurofast
Mating Cordsets
RK 4T-2 (2 meter)
For other styles
consult
Cordsets catalog.
BC20-Q20-AP4X2-H1141BC20-Q20-AP4X2-H1141/S400**
2020
2020
22
DD
22
100100
M2530101M2530103
Sensor Selection
* Normally Closed versions available upon request, consult factory.** /S400 Designates rear LED location on back of sensor opposite front face.
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2
D PNP (Sourcing)
C NPN (Sinking)
Wiring Diagrams
A NPN (Sinking)
B PNP (Sourcing)
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
4-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Complementary Outputs: One N.O., One N.C. (SPDT)
Limit Switch Style Sensor, Plastic Housingcombiprox
CP40
Housing: PBT-GF30-V0 PlasticSensing Face: PBT-GF30-V0 Plastic
Material
Forminifastconnector: Add -B1141 suffix to part number.Suggested cordset: RKM 40-2M; other styles in Cordsets catalog.Foreurofastconnector: Add -H1141 suffix to part number.Suggested cordset: RK 4.4T-2; other styles in Cordsets catalog.
Quick Disconnect Option
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Hou
sing
Height(mm)
NPN
(Sinkin
g)
PNP
(Sou
rcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC20-CP40-VN4X2 20 40 1 A 2 100 M2515700 TerminalChamber
with quick disconnect
option (see below).BC20-CP40-VP4X2
20 40
1 B 2 100 M2515600
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
Accessories
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mA typicalContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
4-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Complementary Outputs: One N.O., One N.C. (SPDT)
Long Range SensorsModular Construction, Plastic
CP80
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Hou
sing
Height(mm)
Remote
Pot.
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawing
#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency
(Hz)
IDNumbe
r
Connection
NC50-CP80-VN4X2 50 80
1 A 2 200 M2580112 TerminalChamber
with quick
disconnect option
(see below).
NC50-CP80-VP4X2 50 80 1 B 2 200 M2580212
Sensor Selection
Housing: PBT-GF30-V0 PlasticTerminal Chamber Cover: Trogamid T
MaterialAccessories and mounting devices can be found on pages 75 - 79.
Accessories
Forminifastconnector: Add -B1141 suffix to part number.Suggested cordset: RKM 40-2M; other styles in Cordsets catalog.Foreurofastconnector: Add -H1141 suffix to part number.Suggested cordset: RK 4.4T-2; other styles in Cordsets catalog.
Quick Disconnect Option
Optional remote potentiometer available. Consult factory.
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20 (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mALeakage (Off-State) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC eurofast
10-30 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
12 and 18 mm Threaded Barrel, Metal and PlasticMolded Connector
M Barrel
M Barrel: Chrome Plated BrassS Barrel: PA 12-GF30 PlasticSensing Face: PA 12-GF30 PlasticEnd Cap: PA Hot Melt
Material
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Metal
Barrel
Plastic
Barrel
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency
(Hz)
IDNumbe
r
Connection
BC 3-M12-AN6X-0.2M-RS 4TBC 5-M18-AN4X-0.2M-RS 4T
35
13
AA
11
100100
M2601190M2504091
eurofast
Cable pigtail with
molded connector,
0.2 m length
Mating Cordsets:
RK 4T-2 (2 meter)
For other styles
consult Cordsets
catalog.
BC 3-M12-AP6X-0.2M-RS 4TBC 5-M18-AP4X-0.2M-RS 4T
35
13
BB
11
100100
M2601091M2504090
BC 3-S12-AN6X-0.2M-RS 4TBC 5-S18-AN4X-0.2M-RS 4T
35
24
AA
11
100100
M2601390M2503192
BC 3-S12-AP6X-0.2M-RS 4TBC 5-S18-AP4X-0.2M-RS 4T
35
24
BB
11
100100
M2601291M2503492
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
Accessories
S Barrel
* Normally Closed versions available upon request, consult factory.
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Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC eurofast
10-65 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
30 mm Threaded Barrel, MetalQuick Disconnect
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesBarrel: M: Chrome Plated BrassConnector: Chrome Plated BrassSensing Face: PA 12-GF30 PlasticEnd Cap: PA 66-GF25-V0 Plastic
Material
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Metal
Barrel
Plastic
Barrel
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC10-M30-AN4X-H1141 10 1 A 1 100 M2501300 eurofast
Mating Cordsets:
RK 4T-2 (2 meter)For
other styles consult
Cordsets catalog.
BC10-M30-AP4X-H1141
10
1 B 1 100 M2501200
Sensor Selection
M Barrel
* Normally Closed versions available upon request, consult factory.
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A NPN (Sinking)
Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
4-Wire DC eurofast
10-65 VDC, Short-Circuit and Overload Protected
Normally Open or Complementary (N.O. and N.C.), NPN or PNP
30 mm Threaded Barrel, Metal and PlasticQuick Disconnect
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Metal
Barrel
Plastic
Barrel
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawing
#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC10-M30-VN4X-H1141 10 1 A 1 100 M2502120 eurofast
Mating Cordsets:
RK 4.4T-2(2 meter)
For other styles
consult Cordsets
catalog.
BC10-M30-VP4X-H1141
10
1 B 1 100 M2502010
BC10-S30-VN4X-H1141
10
2 A 1 100 M2506010
BC10-S30-VP4X-H1141 10 2 B 1 100 M2506100
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesBarrel: M: Chrome Plated Brass; S: PA 12-GF30Connector: Chrome Plated BrassSensing Face: PA 12-GF30 PlasticEnd Cap: PA 66-GF25-V0 Plastic
Material
S Barrel
M Barrels
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37 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
3-Wire DC eurofast
10-65 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
34 mm Smooth Barrel, PlasticQuick Disconnect
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency(H
z)
IDNumbe
r
Connection
BC15-K34-AN4X-H1141** 15 1 A 1 100 M2502125 eurofast
Mating Cordsets:
RK 4T-2 (2 meter)
For other styles consult
Cordsets catalog.
BC15-K34-AP4X-H1141**
15
1 B 1 100 M2502126
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesBarrel: PBT-GF30-VOConnector: Chrome Plated BrassSensing Face: PBT-GF30-VOEnd Cap: PBT-GF30-VO
Material
K Barrel
* Normally Closed versions available upon request, consult factory.** BS-34.1 mounting bracket included with sensor.
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A NPN (Sinking)
Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC
10-30 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
12 mm Threaded Barrel, Metal and PlasticPotted-In Cable
M Barrel: Chrome Plated BrassS Barrel: PA 12-GF30 PlasticSensing Face: PA 12-GF30 PlasticEnd Cap: PA Hot Melt
Material
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Metal
Barrel
Plastic
Barrel
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency
(Hz)
IDNumbe
r
Connection
BC 3-M12-AN6X
1 A 1 100 M2601100 2 meter cable,PVC jacket, 22 AWG
copper conductors,
PVC insulated.
BC 3-M12-AP6X
3
1 B 1 100 M2601000
BC 3-S12-AN6X 3 2 A 1 100 M2601300
BC 3-S12-AP6X
3
2 B 1 100 M2601200
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
Accessories
S Barrel
M Barrel
* Normally Closed versions available upon request, consult factory.
UL Listed File #E210608
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Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Normally Open*, NPN (Sinking) or PNP (Sourcing)
18 mm Threaded Barrel, Metal and PlasticPotted-In Cable
Part Number Embe
ddable
Rated
Operating
Dist
ance
(mm)
Metal
Barrel
Plastic
Barrel
NPN
(Sinkin
g)
PNP
(Sourcin
g)
Drawin
g#
Wiri
ngDiag
ram
#ofLED
s
Switchi
ng
Frequency
(Hz)
IDNumbe
r
Connection
BC 5-M18-AN4X
5
1 A 1 100 M2504002 2 meter cable,PVC jacket, 22 AWG
copper conductors,
PVC insulated.
BC 5-M18-AP4X
5
1 B 1 100 M2504001
BC 5-S18-AN4XBCF 5-S18-AN4X
55
22
AA
11
100100
M2503100M2503012
BC 5-S18-AP4XBCF 5-S18-AP4X
55
22
BB
11
100100
M2503000M2503011
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesM Barrel: Chrome Plated BrassS Barrel: PA 12-GF30 PlasticSensing Face: PA 12-GF30 PlasticEnd Cap: PUR Plastic
Material
M Barrel
S Barrel
* Normally Closed versions available upon request, consult factory.
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
4-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Normally Open or Complementary (N.O. and N.C.), NPN or PNP
34 mm Smooth Barrel, PlasticPotted-In cable
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
NPN
(Sin
king)
PNP
(Sou
rcin
g)
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC15-K34-VN4X* 15 1 A 1 100 M2502127 2 meter cable,PVC jacket, 22 AWG
copper conductors,
PVC insulatedBC15-K34-VP4X* 15 1 B 1 100 M2502124
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesBarrel: PBT-GF30-VOSensing Face: PBT-GF30-VOEnd Cap: PA 66-GF25-V0 Plastic
Material
K Barrel
* BS-34.1 mounting bracket included with sensor.
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Wiring Diagrams
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
3-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Normally Open, PNP (Sourcing)
18 mm Self-Sealing Threaded PVDF BarrelPotted-In Cable
S185 Barrel
Part Number Embed
dabl
e
Rated
Ope
ratin
g
Distan
ce(mm)
Barrel
Diame
ter(
mm)
NPN(
Sink
ing)
PNP(S
ourcin
g)
Drawi
ng#
Wiring
Diag
ram
#ofLED
s
Switch
ing
Freque
ncy
(Hz)
IDNu
mbe
r
Connection
BC 5-S185-AP4X
5 18
1 A 1 100 M2503500 2 meter cable,PVC jacket, 21 AWG
copper conductors,
PVC insulated.
BC10-PT30-VN4X2
10 30
2 B 2 100 M2507020 2 meter cable,PVDF jacket, 22
AWG copper
conductors, PVC
insulated, with
aluminized polyester
shield and drain wire(not connected at
sensor).
BC10-PT30-VP4X2
10 30
2 C 2 100 M2507010
NC20-KT34-VN4X2 20 33.5 3 B 2 100 M2550100
NC20-KT34-VP4X2 20 33.5
3 C 2 100 M2550300
Sensor Selection
PT30 Barrel
KT34 Barrel
4-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Complementary Outputs: One N.O., One N.C. (SPDT)
PVDF Barrel with Potted-In PVDF CablePT30: 30 mm Threaded Barrel;KT34: 34 mm Smooth Barrel
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesBarrel: PVDF PlasticSensing Face: PVDF PlasticEnd Cap (S185): PUR PlasticCable Gland (PT/KT): PVDF with Viton Gasket
Material
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49 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
4-Wire DC
10-65 VDC, Short-Circuit and Overload Protected
Complementary Outputs: One N.O., One N.C. (SPDT)
30 mm threaded Barrel, PlasticIntegral Terminal Chamber and Optional Remote Potentiometer
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Barre
lDiam
.(m
m)
Rem
ote
Pot.
NPN
(Sin
king)
PNP
(Sou
rcin
g)
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC10-P30SR-VN4X2 10 30 1 A 2 100 M2505100 TerminalChamber
with quick disconnect
option (see below).
BC10-P30SR-VP4X2BC10-P30SR-VP4X2/S359-2M
1010
3030
12
BB
22
100100
M2505000M2505001
Sensor Selection
P30SR Barrel
Accessories and mounting devices can be found on pages 75 - 79.PG 9 cable gland included with sensor.
Accessories
Forminifastconnector: Add -B1141 suffix to part number.Suggested cordset: RKM 40-2M; other styles in Cordsets catalog.Foreurofastconnector: Add -H1141 suffix to part number.Suggested cordset: RK 4.4T-2; other styles in Cordsets catalog.
Quick Disconnect Option
Terminal Chamber: ABS PlasticBarrel: ABS PlasticSensing Face: ABS Plastic
Material
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B PNP (Sourcing)
A NPN (Sinking)
Wiring Diagrams
1
Dimensions
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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B PNP (Sourcing)
A NPN (Sinking)
Wiring Diagrams
Ripple . . . . . . . . . . . . . . . . . . . . 10%Differential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 1.8 V at 200 mA
Trigger Current for Overload Protection . . . 220 mAContinuous Load Current . . . . . . . . . . 200 mAOff-State (Leakage) Current . . . . . . . . .
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TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Normally Open (AZ3X) or Normally Closed (RZ3X)
Q-Pak Rectangular Sensors, PlasticPotted-In Cable and Quick Disconnect
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Hou
sing
Hei
ght(
mm)
Nor
mall
yOpe
n
Nor
mall
yClo
sed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC20-Q20-AZ3X2BC20-Q20-AZ3X2/S400
2020
2020
11
AA
22
2020
M4352000M2310005
2 meter cable,
PVC jacket, 22 AWG
copper conductors,
PVC insulated.BC20-Q20-RZ3X2BC20-Q20-RZ3X2/S400
2020
2020
11
BB
22
2020
M4352001
* /S400 Designates rear LED location on back of sensor opposite front face.
Sensor Selection
Q20
Connector: Chrome Plated BrassHousing: PBT-GF30-VO Plastic
MaterialAccessories and mounting devices can be found on pages 75 - 79.
Accessories
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Line Frequency . . . . . . . . . . . . . . . 40-60 HzHysteresis (Differential Travel) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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55 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Connection Programmable; Normally Open or Normally Closed
Limit Switch Style Sensor, Plastic HousingCombiprox
CP40
An electrical shock hazard exists inside of terminalchamber style sensors whenever power is applied.Remove all power to the sensor whenever sensor wiringis exposed.
Caution
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Hou
sing
Diam
eter
(mm)
Nor
mall
yOpe
n
Nor
mall
yClo
sed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC20-CP40-FZ3X2 20 40 1 A 2 20 M2311500 TerminalChamber
with quick disconnect
option (see below).
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesHousing: PBT-GF30-V0 PlasticSensing Face: PBT-GF30-V0 Plastic
Material
Forminifastconnector: Add -B1131 suffix to part number.Suggested cordset: RKM 30-2M; other styles in Cordsets catalog.Formicrofastconnector: Add -B3131 suffix to part number.Suggested cordset: KB 3T-2; other styles in Cordsets catalog.
Quick Disconnect Option
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Wiring Diagrams
Dimensions
Line Frequency . . . . . . . . . . . . . . . 40-60 HzDifferential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 7.0 V at 500 mA
Continuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Connection Programmable; Normally Open or Normally Closed
Long Range SensorsModular Construction, Plastic
CP80
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Hou
sing
Diam
eter
(mm)
Nor
mall
yOpe
n
Nor
mall
yClo
sed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
NC50-CP80-FZ3X2 50 80 1 A 2 20 M2310610 TerminalChamber
with quick disconnect
option (see below).
Sensor Selection
Housing: PBT-GF30-V0 PlasticTerminal Chamber Cover: Trogamid T
Material
An electrical shock hazard exists inside of terminalchamber style sensors whenever power is applied.Remove all power to the sensor whenever sensor wiringis exposed.
Caution
Accessories and mounting devices can be found on pages 75 - 79.
Accessories
Forminifastconnector: Add -B1131 suffix to part number.Suggested cordset: RKM 30-2M; other styles in Cordsets catalog.Formicrofastconnector: Add -B3131 suffix to part number.Suggested cordset: KB 3T-2; other styles in Cordsets catalog.
Quick Disconnect Option
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TURCKCapacitive Sensors
M Barrel
2-Wire AC microfast
20-250 VAC
Normally Open (AZ3X) or Normally Closed (RZ3X)
18 and 30 mm Threaded Barrel, Metal and PlasticQuick Disconnect and Optional Molded Connector
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Met
alBarre
l
Plas
ticBarre
l
Nor
mall
yOpe
n
Nor
mall
yClos
ed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(Hz)
IDNum
ber
Connection
BC 5-M18-AZ3X-0.2M-SB 3TBC10-M30-AZ3X-B3131
510
13
AA
1 2020
M2305090M2310030
microfast
Cable pigtail with
molded connector,
0.2 m length
Mating Cordsets:
KB 3T-2 (2 meter)
For other styles
consult Cordsets
catalog.
BC 5-M18-RZ3X-0.2M-SB 3TBC10-M30-RZ3X-B3131
510
13
BB
1 2020
M2305190M2310100
BC 5-S18-AZ3X-0.2M-SB 3TBC10-S30-AZ3X-B3131
510
24
AA
1 2020
M2305590M2310710
BC 5-S18-RZ3X-0.2M-SB 3TBC10-S30-RZ3X-B3131
510
24
BB
1 2020
M2305490M2310810
Sensor Selection
M Barrel: Chrome Plated BrassS Barrel: PA 12-GF30 PlasticSensing Face: PA 12-GF30 PlasticEnd Cap: PUR Plastic
MaterialAccessories and mounting devices can be found on pages 75 - 79.
Accessories
S Barrel
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Wiring Diagrams
Dimensions
B Normally Closed
A Normally OpenLine Frequency . . . . . . . . . . . . . . . 40-60 HzHysteresis (Differential Travel) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Normally Open (AZ3X) or Normally Closed (RZ3X)
18 and 30 mm Threaded Barrel, Metal and PlasticPotted-In Cable
M Barrel
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Met
alBarre
l
Plas
ticBarre
l
Nor
mall
yOpe
n
Nor
mall
yClos
ed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(Hz)
IDNum
ber
Connection
BC 5-M18-AZ3XBC10-M30-AZ3X
510
13
AA
11
2020
M2305000M2310000
2 meter cable,
PVC jacket, 21 AWG
copper conductors,
PVC insulated.
BC 5-M18-RZ3X
BC10-M30-RZ3X
5
10
1
3
B
B
1
1
20
20
M2305100
M2309800
BC 5-S18-AZ3XBC10-S30-AZ3X
510
24
AA
11
2020
M2305500M2310700
BC 5-S18-RZ3XBC10-S30-RZ3X
510
24
BB
11
2020
M2305400M2310800
Sensor Selection
S Barrel
Accessories and mounting devices can be found on pages 75 - 79.
AccessoriesM Barrel: Chrome Plated BrassS Barrel: PA 12-GF30 PlasticSensing Face: PA 12-GF30 PlasticEnd Cap: PA 66-GF25-V0 Plastic
Material
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Dimensions
B Normally Closed
A Normally Open
Wiring Diagrams
Line Frequency . . . . . . . . . . . . . . . 40-60 HzHysteresis (Differential Travel) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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TURCKCapacitive Sensors
K Barrel
An electrical shock hazard exists inside of terminalchamber style sensors whenever power is applied.Remove all power to the sensor whenever sensor wiringis exposed.
Caution
Terminal Chamber: PBT-GF30-VOBarrel: PBT-GF30-VOSensing Face: PBT-GF30-VO
Material
2-Wire AC
20-250 VAC
Normally Open (AZ3X) or Normally Closed (RZ3X)
34 mm Smooth Barrel, PlasticPotted-In Cable
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Barre
lDiam
.(m
m)
Nor
mall
yOpe
n
Nor
mall
yClo
sed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC15-K34-AZ3X* 15 34 1 A 1 20 M2310008 2 meter cable,PVC jacket, 21 AWG
copper conductors,
PVC insulated.BC15-K34-RZ3X* 15 34 1 B 1 20 M2310110
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.PG 9 cable gland included with sensor.
Accessories
* BS-34.1 mounting bracket included with sensor.
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Dimensions
B Normally Closed
A Normally Open
Wiring Diagrams
Line Frequency . . . . . . . . . . . . . . . 40-60 HzHysteresis (Differential Travel) . . . . . . . . 2-20% (5% typical)Voltage Drop Across Conducting Sensor . . . 7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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65 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Connection Programmable; Normally Open or Normally Closed
Barrel, Plastic with Integral Terminal Chamber30 mm threaded barrel
P30SR Barrel
Terminal Chamber: ABS PlasticBarrel: ABS PlasticSensing Face: ABS Plastic
Material
An electrical shock hazard exists inside of terminalchamber style sensors whenever power is applied.Remove all power to the sensor whenever sensor wiringis exposed.
Caution
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Barre
lDiam
.(m
m)
Rem
ote
Pot.
Nor
mall
yOpe
n
Nor
mall
yClo
sed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC10-P30SR-FZ3X2 10 30 1 A 2 20 M2310400 TerminalChamber
with quick disconnect
option (see below).
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.PG 9 cable gland included with sensor.
Accessories
Forminifastconnector: Add -B1131 suffix to part number.Suggested cordset: RKM 30-2M; other styles in Cordsets catalog.Formicrofastconnector: Add -B3131 suffix to part number.Suggested cordset: KB 3T-2; other styles in Cordsets catalog.
Quick Disconnect Option
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Wiring Diagrams
Dimensions
Line Frequency . . . . . . . . . . . . . . . 40-60 HzDifferential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)
Voltage Drop Across Conducting Sensor . . .
7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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67 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
2-Wire AC
20-250 VAC
Connection Programmable; Normally Open or Normally Closed
Barrel, Plastic with Integral Terminal ChamberK34SR: 34 mm Smooth BarrelK40SR: 40 mm Smooth Barrel
K34SR Barrel
K40SR Barrel
*BS-40 mounting clamp included with sensor.**BS-34.1 mounting clamp included with sensor.
An electrical shock hazard exists inside of terminalchamber style sensors whenever power is applied.Remove all power to the sensor whenever sensor wiringis exposed.
Caution
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Barre
lDiam
.(mm)
Rem
ote
Pot.
Norm
allyO
pen
Norm
allyC
losed
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
IDNu
mbe
r
Connection
BC10-K34SR-FZ3X2**BC20-K40SR-FZ3X2*
1520
3440
12
AA
22
2020
M2310009M2310300
TerminalChamber
with quick disconnect
option (see below).
Sensor Selection
Accessories and mounting devices can be found on pages 75 - 79.PG 9 cable gland included with sensor.
Accessories
Forminifastconnector: Add -B1131 suffix to part number.Suggested cordset: RKM 30-2M; other styles in Cordsets catalog.Formicrofastconnector: Add -B3131 suffix to part number.Suggested cordset: KB 3T-2; other styles in Cordsets catalog.
Quick Disconnect Option
Terminal Chamber: K40SR:ABS Plastic, K34SR: PBT-GF30-VOBarrel: K40SR:ABS Plastic, K34SR: PBT-GF30-VOSensing Face: K40SR:ABS Plastic, K34SR: PBT-GF30-VO
Material
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21
Wiring Diagrams
Dimensions
Line Frequency . . . . . . . . . . . . . . . 40-60 HzDifferential Travel (Hysteresis) . . . . . . . . 2-20% (5% typical)
Voltage Drop Across Conducting Sensor . . .
7.0 V at 500 mAContinuous Load Current . . . . . . . . . . 500 mAOff-State (Leakage) Current . . . . . . . . . 1.7 mAMinimum Load Current . . . . . . . . . . . 5.0 mAInrush Current . . . . . . . . . . . . . . . . 8.0 A ( 10 ms, 5% Duty Cycle)Time Delay Before Availability . . . . . . . . 60 msPower-On Effect . . . . . . . . . . . . . . . Per IEC 947-5-2Transient Protection . . . . . . . . . . . . . Per EN 60947-5-2Operating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesRepeatability. . . . . . . . . . . . . . . . . 2% of Rated Operating Distance
Temperature Drift . . . . . . . . . . . . . .
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69 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
2-Wire DC, Requires Remote Amplifier
5-30 VDC
Variable Resistance Output, NAMUR (EN 60947-5-6)
Rectangular Sensors, PlasticPotted-In Cable
QF5.5
* Factory Mutual approval applies only when used with Factory Mutual approved switching amplifiers./S250 Designates no potentiometer.
Part Number Embe
ddab
le
Rate
dOpe
ratin
g
Dist
ance
(mm)
Hou
sing
Hei
ght(
mm)
Dra
win
g#
Wiri
ngD
iagra
m
#of
LED
s
Switc
hing
Freq
uenc
y(H
z)
FMAppr
oved
Divi
sion
1*
Tim
eDela
yBefo
re
Avail
abilit
y(ms)
IDNu
mbe
r
Connection
BC 5-QF5.5-Y0X/S250 5 5.5 1 A 1 100 0.5 M2030000 2 meter cable,PVC jacket, 21 AWG
copper conductors,
PVC insulated.
Sensor Selection
NRTL/C
Two strap ties are included with sensor.Remote Amplifier required. Consult TURCK Automation Controls catalog.
AccessoriesHousing: Polypropylene Plastic
Material
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A NAMUR Output
Wiring Diagram
Dimensions
Nominal Voltage. . . . . . . . . . . . . . . 8.2 (EN 50227)Resistance Change fromNonactivated to Activated Condition . . . . >8.0 k to 1.0 k
Resulting Current Change . . . . . . . . . . 1.0 mA to 2.2 mARecommended Switching Point forRemote Amplifier . . . . . . . . . . . . . . 1.55 mAPower-On Effect. . . . . . . . . . . . . . . Realized in AmplifierReverse Polarity Protection . . . . . . . . . IncorporatedWire-Break Protection . . . . . . . . . . . . Realized in AmplifierTransient Protection . . . . . . . . . . . . . Realized in AmplifierOperating Temperature . . . . . . . . . . . -25C to +70C (-13F to +158F)Enclosure . . . . . . . . . . . . . . . . . . Meets NEMA 1, 3, 12 and 13Shock . . . . . . . . . . . . . . . . . . . . 30 g, 11 msVibration . . . . . . . . . . . . . . . . . . 55 Hz, 1 mm Amplitude in all 3 PlanesLED On . . . . . . . . . . . . . . . . . . . Output Energized
Specifications
1
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71 TURCK Inc. 3000 Campus Drive Minneapolis, MN 55441 Application Support: 1-800-544-7769 Fax: (763) 553-0708 www.turck.com
TURCKCapacitive Sensors
2-Wire DC, Requires Remote Amplifier
5-30 VDC
Variable Resistance Output, NAMUR (EN 60947-5-6)
18 and 30 mm Threaded Barrel, PlasticPotted-In Cable
S Barrel
Remote Amplifier required. Consult TURCKmultimodulandMZ-Seriescatalogs.
Accessories
* Factory Mutual approval applies only when used with Factory Mutual approved switching amplifiers.
NRTL/C
Barrel: PA 12-GF30 PlasticSensing Face