Product Model

WT34-B420

In Stock
Last updated: 2025/4/19
sick WT34-B420

Selling Points

  • 1High precision with background suppression technology.
  • 2Compact dimensions: 27 mm x 92 mm x 70 mm.
  • 3Long sensing range: 100 mm to 2,500 mm.
  • 4Durable design with LED light source.
  • 5Easy adjustment with potentiometer for optimal performance.
Product Details
WT34-B420
sick

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
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
Supply voltage UB
10 V DC ... 30 V DC
Ripple
< 5 V
Current consumption
50 mA
Switching output
NPN, PNP
Switching mode
Light switching, Dark switching
Switching mode selector
Selectable via PNP/NPN selector, selectable via light/dark selector
Output current Imax.
≤ 100 mA
Response time
≤ 500 µs
Switching frequency
1,000 Hz
Time functions
Switch-on delay#!#Off delay#!#Adjustable
Delay time
Adjustable via time delay selector switch, 0.5 s ... 10 s
Connection type
Male connector M12, 4-pin
Circuit protection
A5)#!#C6)#!#D7)
Protection class
II
Weight
140 g
Housing material
Plastic, ABS
Enclosure rating
IP67
Test input sender off
TE to 0 V
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