Condition Note: Clean optical window, zero scratches. Tested with diffuse black/white targets, potentiometer smoothly adjusts from 4mm to 150mm.
The SICK W4-3 series miniature optical sensor solves the toughest object detection challenges. Utilizing precise optical background suppression, it detects shiny, dark, or multi-colored parts with identical accuracy regardless of background colors or reflective stainless steel panels behind the object.
| Part Number | WTB4-3P2161 |
|---|---|
| Sensing Range | 4 mm ... 150 mm (Adjustable 5-turn potentiometer) |
| Light Source | PinPoint Red LED (650 nm visible spot) |
| Output Type | PNP, Light/Dark selectable |
| Supply Voltage | 10 ... 30 V DC |
| Switching Frequency | 1,000 Hz (Response time < 0.5 ms) |
| Connection | M8 3-Pin Male Connector |
| Housing | IP67 / IP66 Rugged ABS plastic |
Send us your damaged or decommissioned unit for repair evaluation or trade-in credit toward this purchase.
Inquire About Repair / Trade-InLine stopped? We offer 2 to 4-hour direct emergency dispatch or immediate counter pickup for IMT Manesar, IMT Bawal, IMT Rohtak, IMT Sohna, IMT Faridabad, IMT Kharkhoda, Gurugram, Delhi NCR, and 24-hour express air courier to Sanand, Bhosari, Peenya, Sriperumbudur, Baddi, and all major Indian manufacturing clusters.
Standard industrial M12 unshielded proximity sensor with 5mm sensing distance, NPN Normally Open output, and high noise immunity.
