Product Model

WT34-R210S02

Manufacturer

sick

Key Features

1Detects objects with high accuracy using infrared light and background suppression.
2Immune to ambient light and crosstalk from other sensors, ensuring consistent performance.
3Allows for customizable ON and OFF time delays for flexible application integration.
4Supports both DC and AC voltages (12V DC to 240V AC), reducing the need for multiple part numbers.
5Constructed with rugged ABS plastic, providing IP67 protection against environmental hazards.

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)	27 mm x 92 mm x 70 mm	Housing design (light emission)	Rectangular
Sensing range max.	100 mm ... 2,500 mm	Sensing range	100 mm ... 2,500 mm
Type of light	Infrared light	Light source	LED
Light spot size (distance)	Ø 80 mm (2,500 mm)	Adjustment	Potentiometer
Special features	Dark switching (pre-setting)	Supply voltage UB	20 V AC/DC ... 250 V AC/DC
Power consumption	< 2 VA	Switching output	Relay, electrically isolated
Output function	Change-over contacts	Switching mode	Light switching, Dark switching
Switching mode selector	Selectable via light/dark selector	Switching current (switching voltage)	4 A @ 250 V AC, 4 A @ 24 V DC, 0.125 A @ 250 V DC#!#UL: 4 A @ 250 V AC, general use / 4 A @ 250 V AC, resistive (NO) / 3 A @ 250 V AC, resistive (NC) / 4 A @ 24 V DC, NO, general use / 3 A @ 24 V DC, NC, general use / R300 / B300 (NO contacts only)
Response time	≤ 10 ms	Switching frequency	10 Hz
Connection type	Terminal connection with M16 gland	Circuit protection	A4)#!#C5)
Protection class	II	Weight	140 g
Special device	✔	Housing material	Plastic, ABS
Enclosure rating	IP67	Ambient operating temperature	–40 °C ... +60 °C
Ambient temperature, storage	–40 °C ... +75 °C	UL File No.	NRKH.E181493 & NRKH7.E181493

Specifications may be subject to change without notice