Product Model

WLD4FP-XX3121A0ZZZ

In Stock
Last updated: 2025/4/18
sick WLD4FP-XX3121A0ZZZ

Selling Points

  • 1Advanced Detection Capabilities: Designed for challenging detection tasks with various light sources.
  • 2High User-Friendliness: Quick and convenient commissioning and operation.
  • 3Versatile Housing Materials: Wide range of application possibilities due to different housing materials.
  • 4Powerful Process Control: Enhances machine productivity with precise sensing.
  • 5Background Suppression: Ensures accurate detection with minimal interference.
Product Details
WLD4FP-XX3121A0ZZZ
sick

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Functional principle
Photoelectric retro-reflective sensor
Functional principle detail
With minimum distance to reflector (dual lens system)
Sensing range_Sensing range min.
0 m
Sensing range_Sensing range max.
4.5 m
Sensing range_Maximum distance range from reflector to sensor (operating reserve 1)
0.015 m ... 4.5 m
Sensing range_Recommended distance range from reflector to sensor (operating reserve 3,75)
0.035 m ... 3.9 m
Sensing range_Reference reflector
Reflector P250
Sensing range_Recommended sensing range for the best performance
0.035 m ... 3.9 m
Polarisation filters
Yes
Emitted beam_Light source
PinPoint LED
Emitted beam_Type of light
Visible red light
Emitted beam_Shape of light spot
Point-shaped
Emitted beam_Light spot size (distance)
Ø 38 mm (1,000 mm)
Emitted beam_Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)
< +/- 1.5° (at Ta = +23 °C)
Key LED figures_Normative reference
EN 62471:2008-09 | IEC 62471:2006, modified
Key LED figures_LED risk group marking
Free group
Key LED figures_Wave length
635 nm
Key LED figures_Average service life
100,000 h at Ta= +25 °C
Adjustment_None
Indication_LED green
Operating indicatorStatic on: power on
Indication_LED yellow
Status of received light beamStatic on: object not presentStatic off: object presentFlashing: Below the 1.5 function reserve
Supply voltage UB
10 V DC ... 30 V DC
Ripple
≤ 5 V
Usage category
DC-12 (According to EN 60947-5-2)#!#DC-13 (According to EN 60947-5-2)
Current consumption
≤ 20 mA, without load. At U#!#= 24 V
Protection class
III
Digital output_Number
1
Digital output_Type
Push-pull: PNP/NPN
Digital output_Switching mode
Light switching
Digital output_Signal voltage PNP HIGH/LOW
Approx. UB-2.5 V / 0 V
Digital output_Signal voltage NPN HIGH/LOW
Approx. UB/ < 2.5 V
Digital output_Output current Imax.
≤ 100 mA
Digital output_Circuit protection outputs
Reverse polarity protected
Digital output
Overcurrent protected
Digital output
Short-circuit protected
Digital output_Response time
≤ 500 µs
Digital output_Repeatability (response time)
150 µs2)
Digital output_Switching frequency
1,000 Hz3)
Pin/Wire assignment_Function of pin 4/black (BK)
Digital output, light switching, object present → output Q LOW4)
Housing
Rectangular
Design detail
Flat
Dimensions (W x H x D)
16 mm x 40.1 mm x 12.1 mm
Connection
Cable with special connector, 225 mm
Connection detail_Deep-freeze property
Do not bend below 0 °C
Connection detail_Conductor size
0.14 mm²
Connection detail_Cable diameter
Ø 3.4 mm
Connection detail_Length of cable (L)
210 mm
Material_Housing
Plastic, VISTAL®
Material_Front screen
Plastic, PMMA
Material_Cable
Plastic, PVC
Material_Male connector
Plastic, VISTAL®
Weight
Approx. 30 g
Maximum tightening torque of the fixing screws
0.4 Nm

Specifications may be subject to change without notice