WTB2SC-2P3144B01

Features

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 … 110 mm ¹⁾
Preset sensing range	45 mm
Sensing range	10 mm … 90 mm ¹⁾
Type of light	Visible red light
Light source	PinPoint LED ²⁾
Light spot size (distance)	Ø 4.4 mm (60 mm)
Wave length	640 nm
Adjustment	IO-Link
Special applications	Detecting small objects

Mechanics/electronics

Supply voltage	10 V DC … 30 V DC ¹⁾
Ripple	< 5 V_pp ²⁾
Current consumption	20 mA ³⁾
Switching output	PNP ⁴⁾
Switching mode	Light/dark switching ⁴⁾
Switching mode selector	Programmable
Output current I_max.	≤ 50 mA
Response time	< 0.5 ms ⁵⁾
Switching frequency	1,000 Hz
Connection type	Cable with connector M8, 3-pin, 200 mm ⁶⁾
Cable material	PVC
Cable diameter	Ø 3 mm
Circuit protection	A ⁷⁾ B ⁸⁾ D ⁹⁾
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

Communication interface

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 Q_L1 Bit 1 = switching signal Q_L2 Bit 2 … 15 = empty
VendorID	26
DeviceID HEX	0x800121
DeviceID DEC	8388897

Smart Task

Smart Task name

Base logics

Logic function

Direct

AND

WINDOW

Hysteresis

Timer function

Deactivated

On delay

Off delay

ON and OFF delay

Impulse (one shot)

Inverter

Yes

Switching frequency

SIO Direct: 1000 Hz ¹⁾

SIO Logic: 1000 Hz ²⁾

IOL: 900 Hz ³⁾

Response time

SIO Direct: 300 µs … 450 µs ¹⁾

SIO Logic: 500 µs … 600 µs ²⁾

IOL: 500 µs … 900 µs ³⁾

Repeatability

SIO Direct: 150 µs ¹⁾

SIO Logic: 150 µs ²⁾

IOL: 400 µs ³⁾

Switching signal
Switching signal Q_L1	Switching output

¹⁾ SIO Direct: sensor operation in standard I/O mode without IO-Link communication and without using internal sensor logic or time parameters (set to “direct”/”deactivated”).
²⁾ SIO Logic: Sensor operation in standard I/O mode without IO-Link communication. Sensor-internal logic or timing parameters plus Automation Functions used.
³⁾ IOL: Sensor operation with full IO-Link communication and usage of logic, timing and Automation Function parameters.

Classifications