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Sick WL8G-N2231 Overview
Photoelectric reflex switch WL8G-N2231 for transparent objects, red light, polarization filter, NPN, light/dark switching, sensitivity adj. potentiometer, plug M8 4 pin, incl. reflector and mounting bracket
Sick WL8G-N2231 Description
- Autocollimation
- Red PinPoint LED
- Standard miniature housing with M3 threaded mounting holes
- Light/dark switching selectable via rotary switch
- Adjustable sensing range
- All necessary accessories (BEF-W100-A and P250) are included with delivery
- Reliable object detection of transparent objects even at the shortest distances (no blind spot) or through narrow gaps
- Highly visible light spot makes alignment quick and easy
- Reliable detection of all materials, including small and/or transparent objects, min. attenuation 15 %
- All necessary accessories (bracket and reflector) are included with delivery, reducing installation and procurement costs
- M3 mounting hole provides quick installation
Your benefits
Features | |
Dimensions (W x H x D):: | 11 mm x 31 mm x 20 mm |
Sensing range max.: | 0 m ... 3 m 1) |
Sensing range: | 0 ... 1.7 m 2) |
Housing desig (light emission): | Cuboid, Slim |
Light source: | LED 3) |
Type of light: | visible red light |
Wave length: | 650 nm |
Sensitivity adjustment: | Potentiometer, 270 |
Sensor/detection principle: | Photoelectric retro-reflective sensor, autocollimation |
Light spot (distance): | O 70 mm (2 m) |
Alarm output: | - |
1) 2) PL80A 3) Average service life of 100,000 h at TA = +25 C | |
Mechanics/electronics | |
Enclosure rating: | IP 67 |
Supply voltage: | 10 V DC ... 30 V DC 1) |
Residual ripple: | 10 % 2) |
Power consumption: | ≤ 30 mA 3) |
Switching output: | NPN, light/dark-switching, manually selectable, open collector |
Output current Imax.: | 100 |
Response time: | ≤ 0.5 ms 4) |
Switching frequency: | 1,000 5) |
Connection type: | Connector M8, 4-pin |
Circuit protection: | A B D 6) 7) 8) |
Weight: | 10 g |
Housing material: | ABS |
Optics material: | PMMA |
Ambient temperature, operation: | -25 C ... 55 C |
Ambient temperature, storage: | -40 C ... 70 C |
Polarisation filter: | ![]() |
Items supplied: | Stainless steel mounting bracket (1.4301/304) BEF-W100-A, Reflector P250 |
Signal voltage NPN HIGH / LOW: | approx. VS / < 1.8 V |
Focus adjustable: | - |
Voltage supply-LED: | - |
Output state-LED: | - |
Attenuation along light beam: | ≤ 20 % |
Special Design: | for transparent objects |
Front screen heating: | - |
AS-Interface-Chip: | - |
Anti-interference: | 0 |
1) Limit values, operation in short-circuit protected network max. 8 A 2) May not exceed or fall short of VS 3) Without load 4) Signal transit time with resistive load 5) With light/dark ratio 1:1 6) A = VS connections reverse-polarity protected 7) B = inputs and output reverse-polarity protected 8) D = outputs overcurrent and short-circuit protected |