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WFS – WFS3-40P415 Fork Sensors – SICK Sensor

USD $ 96.18


SICK sensor one of the world’s leading producers of sensors and sensor solutions for industrial applications. SICK is a technology and market leader in Factory and Logistics Automation as well as Process Automation. The sensor range are: Laser Sensors, Cylinder Sensors, Photoelectric Sensors, Fork Sensors, Encoders, Color Sensors, Distance Sensor, Contrast Sensor, Color Sensor, Inductive Proximity Sensors, Fiber Optic Sensor with our signature range sick sensor intelligence.

Part Number: 6043919
Fork Sensor Model: WFS3-40P415
OEM Spec Ref 


Functional principle Optical detection principle
Dimensions (W x H x D) 10 mm x 25 mm x 64.3 mm
Housing design (light emission) Fork shaped
Fork width 3 mm
Fork depth 42 mm
Minimum detectable object (MDO) Gap between Labels / Size of labels: 2 mm 1)
Label detection
Light source LED, Infrared light
Adjustment Plus/minus button (Teach-in, sensitivity, light/dark switching)

Cable (Teach-in dynamic)

Teach-in mode 2-point teach-in

Teach-in dynamic

  • 1) Depends on the label thickness.



Supply voltage 10 V DC … 30 V DC 1)
Ripple < 10 % 2)
Current consumption 20 mA 3)
Switching frequency 10 kHz 4)
Response time 50 µs 5)
Stability of response time ± 20 µs
Jitter 40 µs
Switching output PNP
Switching output (voltage) PNP: HIGH = VS– ≤ 2 V / LOW approx. 0 V
Switching mode Light/dark switching
Output current Imax. 100 mA
Input, teach-in (ET) PNP

Teach: U > 5 V … < UV

Run: U < 4 V

Initialization time 20 ms
Connection type Male connector M8, 4-pin
Protection class III
Circuit protection UV connections, reverse polarity protected

Output Q short-circuit protected

Interference pulse suppression

Enclosure rating IP65
Weight Approx. 36 g
Housing material Plastic, PA (glass-fiber reinforced)
  • 1) Limit values, reverse-polarity protected, operation in short-circuit protected network: max. 8 A.
  • 2) May not exceed or fall below Uv tolerances.
  • 3) Without load.
  • 4) With light/dark ratio 1:1.
  • 5) Signal transit time with resistive load.


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