The SICK WL9(M4)(G)-3 is a compact, opto-electronic photoelectric retro-reflective sensor designed for the optical, non-contact detection of objects, animals, and persons. It requires a reflector to function and offers an additional option for detecting transparent objects. This sensor is suitable for various applications where precise and reliable object detection is essential.
Sensing Range: Up to 6 meters (depending on the reflector used)
Light Source: Red LED (650 nm)
Switching Output: NPN or PNP (depending on the variant)
Switching Mode: Light/dark switching
Housing Material: VISTAL™ (rugged plastic)
Housing Dimensions: 12.2 mm (W) × 49.8 mm (H) × 23.6 mm (D)
Mounting Hole: M4
Connection Type: M8, 4-pin male connector
Operating Voltage: 10–30 V DC
Current Consumption: ≤ 30 mA
Response Time: < 500 µs
Switching Frequency: 1,000 Hz
Protection Rating: IP67
Temperature Range: –25°C to +55°C
Service Life:
100,000 hours at 25°C
Note: The above specifications are based on the WL9M4-3P2232 variant. Please refer to the specific datasheet for the exact variant you are interested in.