Sick WF120-40B416 Fork Sensor
The WF120-40B416 is a Sick Fork Sensor featuring 120 mm fork width and 0.2 mm minimum detectable object capability. As part of the Sick portfolio and classified under Sick Fork Sensor, this model belongs to the WFE series with 42 mm fork depth, PNP/NPN switching output, IP65 enclosure rating, 2-point teach-in adjustment, 20 mA consumption, 100 mA output current, M8 4-pin connector, aluminum housing, protected circuitry, optical detection principle, and 40 µs jitter.
| Brand | Sick |
| Product Type | Fork Sensor |
| Model Number | WF120-40B416 |
Sick WF120-40B416 Fork Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 10 mm x 150 mm x 57 mm |
| Fork width | 120 mm |
| Fork depth | 42 mm |
| Minimum detectable object (MDO) | 0.2 mm |
| Adjustment | Plus/minus button (Teach-in, sensitivity, light/dark switching, key lock) |
| Teach-in mode | 2-point teach-in |
| Current consumption | 20 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 1) |
| Housing material | Aluminum |
| Functional principle | Optical detection principle |
| Jitter | 40 µs |
The WF120-40B416 Sick Fork Sensor is designed for stable object detection in industrial automation systems. This Sick Fork Sensor offers 120 mm fork width, 0.2 mm minimum detectable object, PNP/NPN output, and IP65 protection for reliable operation. As part of the WFE series, it integrates optical detection with 2-point teach-in and light/dark switching functions. The WF120-40B416 is used where accurate edge and label detection is required in controlled industrial environments.
In conveyor lines, packaging machines, and automated assembly systems, the WF120-40B416 ensures consistent detection of thin or small objects. The optical detection principle combined with fast 40 µs jitter response supports high-speed processes. The aluminum housing and protected circuitry improve durability in industrial conditions. With M8 4-pin connectivity and stable switching output, the sensor integrates easily into PLC-controlled automation systems across manufacturing facilities.
The WF120-40B416 Sick Fork Sensor within the WFE series maintains precise detection performance with controlled current consumption and short-circuit protection. Sick ensures consistent engineering standards across its fork sensor range for industrial automation applications. With defined fork geometry, teach-in adjustment, and protected output circuitry, the WF120-40B416 supports dependable machine integration in packaging, labeling, and material handling environments where repeatable detection accuracy is required.
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