WTB2SC-2P3274A00 Photoelectric Sensor by SICK

Selling Points

1Detect objects up to 90 mm with precise background suppression.
2Reliable PNP output for easy integration into various industrial systems.
3Durable design with a cable connection featuring a 4-pin M8 connector.
4Operates within a supply voltage range of 10 VDC to 30 VDC.
5Compliant with RoHS and SVHC regulations, ensuring environmental safety.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Functional principle	Photoelectric proximity sensor	Functional principle detail	Background suppression
Dimensions (W x H x D)	7.7 mm x 21.8 mm x 13.5 mm	Housing design (light emission)	Rectangular
Sensing range max.	4 mm ... 90 mm	Preset sensing range	45 mm
Sensing range	10 mm ... 70 mm	Type of light	Visible red light
Light source	PinPoint LED	Light spot size (distance)	2.2 mm x 9 mm (45 mm)
Wave length	640 nm	Adjustment	IO-Link
Pin 2 configuration	External input, Teach-in input, Sender off input, Detection output, logic output	Special applications	Detecting small objects, Detecting perforated objects, Detecting uneven, shiny objects, Detecting objects wrapped in film, Detecting objects with position tolerances
Supply voltage UB	10 V DC ... 30 V DC	Ripple	< 5 V
Current consumption	20 mA	Switching output	PNP
Switching mode	Light/dark switching	Switching mode selector	Programmable
Output current Imax.	≤ 50 mA	Response time	< 0.5 ms
Response time Q/ on Pin 2	300 µs ... 450 µs	Switching frequency	1,000 Hz
Switching frequency Q / to pin 2	1,000 Hz	Connection type	Cable with M8 male connector, 4-pin, 200 mm
Cable material	Plastic, PVC	Conductor cross section	0.09 mm²
Cable diameter	Ø 3 mm	Circuit protection	A10)#!#B11)#!#D12)
Protection class	III	Housing material	Plastic, ABS/PC
Optics material	Plastic, PMMA	Enclosure rating	IP67
Description	IO-Link	Ambient operating temperature	–25 °C ... +50 °C
Ambient temperature, storage	–40 °C ... +75 °C	UL File No.	NRKH.E181493
Repeatability Q/ on Pin 2:	150 µs	Communication interface	IO-Link V1.1
Communication Interface detail	COM2 (38,4 kBaud)	Cycle time	2.3 ms
Process data length	16 Bit	Process data structure	Bit 0 = switching signal QL1#!#Bit 1 = switching signal QL2#!#Bit 2 ... 15 = empty
VendorID	26	DeviceID HEX	0x800121
DeviceID DEC	8388897	Smart Task name	Base logics
Logic function	Direct#!#AND#!#OR#!#WINDOW#!#Hysteresis	Timer function	Deactivated#!#Switch-on delay#!#Off delay#!#ON and OFF delay#!#Impulse (one shot)
Inverter	Yes	Switching frequency	SIO Direct: 1000 Hz1)#!#SIO Logic: 1000 Hz2)#!#IOL: 900 Hz3)
Response time	SIO Direct: 300 µs ... 450 µs1)#!#SIO Logic: 500 µs ... 600 µs2)#!#IOL: 500 µs ... 900 µs3)	Repeatability	SIO Direct: 150 µs1)#!#SIO Logic: 150 µs2)#!#IOL: 400 µs3)
Switching signal_Switching signal QL1	Switching output	Switching signal_Switching signal QL2	Switching output
Device status	Yes

Specifications may be subject to change without notice