Product Model

WTB8-P2131S04

In Stock
Last updated: 2025/4/17
sick WTB8-P2131S04

Selling Points

  • 1High Precision Detection: Reliable detection of objects regardless of color or surface qualities.
  • 2Compact Design: Miniature housing with M3 threaded mounting holes for easy and secure installation.
  • 3Background Suppression: Provides a high level of precision and repeatability in sensing applications.
  • 4Adjustable Sensing Range: Sensing range adjustable via light/dark rotary switch for customizable detection.
  • 5Long Service Life: Average service life of 100,000 hours at +25°C ambient temperature.
Product Details
WTB8-P2131S04
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)
11 mm x 31 mm x 20 mm
Housing design (light emission)
Rectangular
Sensing range max.
130 mm ... 140 mm
Sensing range
130 mm ... 140 mm
Type of light
Visible red light
Light source
LED
Light spot size (distance)
Ø 20 mm (300 mm)
Wave length
650 nm
Adjustment
None
Special features
Sensing range preset: 140 mm (-10 mm)
Supply voltage UB
10 V DC ... 30 V DC
Ripple
± 10 %
Current consumption
30 mA
Switching output
PNP
Switching mode
Light/dark switching
Switching mode selector
Selectable via light/dark rotary switch
Signal voltage PNP HIGH/LOW
Approx. V#!#– 1.8 V / 0 V
Output current Imax.
≤ 100 mA
Response time
≤ 0.5 ms
Switching frequency
1,000 Hz
Connection type
Connector M8, 3-pin
Circuit protection
A6)#!#B7)#!#D8)
Weight
10 g
Special device
Housing material
Plastic, ABS
Optics material
Plastic, PMMA
Enclosure rating
IP67
Items supplied
Stainless steel mounting bracket (1.4301/304) BEF-W100-A
Ambient operating temperature
–25 °C ... +55 °C
Ambient temperature, storage
–40 °C ... +70 °C

Specifications may be subject to change without notice