Sick WFL2-40B416 Fork Sensor
The WFL2-40B416 is a Sick Fork Sensor featuring 2 mm fork width and 0.05 mm minimum detectable object precision. This Sick Fork Sensor operates on the optical detection principle with 42 mm fork depth, PNP/NPN switching output, 100 mA maximum output current, 40 mA current consumption, light/dark switching, 2-point teach-in via plus/minus buttons, M8 4-pin connector, IP65 aluminum housing, 22 µs jitter, and integrated reverse polarity and short-circuit protection.
| Brand | Sick |
| Product Type | Fork Sensor |
| Model Number | WFL2-40B416 |
Sick WFL2-40B416 Fork Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 10 mm x 40.5 mm x 47 mm |
| Fork width | 2 mm |
| Fork depth | 42 mm |
| Minimum detectable object (MDO) | 0.05 mm |
| Adjustment | Plus/minus button (Teach-in, sensitivity, light/dark switching) |
| Teach-in mode | 2-point teach-in |
| Current consumption | 40 mA 1) |
| Switching output | PNP/NPN |
| Switching output (voltage) | PNP: HIGH = UV ≤ 2 V / LOW approx. 0 VNPN: HIGH = approx. UV / LOW ≤ 2 V |
| Switching mode | Light/dark switching |
| Output current Imax. | 100 mA |
| Connection type | Male connector M8, 4-pin |
| Circuit protection | UV connections, reverse polarity protectedOutput Q short-circuit protectedInterference pulse suppression |
| Enclosure rating | IP65 |
| Weight | Approx. 36 g ... 160 g 2) |
| Housing material | Aluminum |
| Functional principle | Optical detection principle |
| Jitter | 22 µs |
WFL2-40B416 Sick Fork Sensor is a compact optical sensing solution designed for precise small-part detection in industrial automation systems. The Sick WFL2-40B416 Fork Sensor provides 2 mm fork width, 42 mm fork depth, 0.05 mm minimum detectable object, and PNP/NPN switching output configuration. It belongs to the WFE series and supports light/dark switching with 2-point teach-in adjustment. With IP65 enclosure rating and 100 mA output current, it integrates reliably into PLC-controlled machinery.
In conveyor systems, packaging lines, and high-speed assembly machines, the WFL2-40B416 Sick Fork Sensor enables stable detection of thin labels, wires, and small mechanical components. The narrow 2 mm fork width supports installation in limited spaces, while optical detection ensures consistent switching performance. PNP/NPN output simplifies connection with standard industrial control panels.
The Sick WFL2-40B416 Fork Sensor combines compact fork geometry with defined electrical characteristics for repeatable industrial sensing. With 40 mA current consumption and 22 µs jitter, the model supports fast response in automated processes. As part of the Sick fork sensor range, WFL2-40B416 is suitable for OEMs and system integrators requiring reliable sensing in Indian industrial automation environments.
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