Sick WFM120-120N321 Fork Sensor
The WFM120-120N321 is a Sick Fork Sensor with 120 mm fork width and 124 mm fork depth configuration. This Sick Fork Sensor operates on the optical detection principle with 1 mm minimum detectable object, NPN switching output, dark switching mode, less than 20 mA current consumption, 100 mA output current, M8 3-pin connector, aluminum housing, and integrated circuit protection.
| Brand | Sick |
| Product Type | Fork Sensor |
| Model Number | WFM120-120N321 |
Sick WFM120-120N321 Fork Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 10 mm x 140 mm x 141.8 mm |
| Fork width | 120 mm |
| Fork depth | 124 mm |
| Minimum detectable object (MDO) | 1 mm |
| Adjustment | None |
| Teach-in mode | 2-point teach-inTeach-in dynamic |
| Current consumption | < 20 mA 1) |
| Switching output | NPN |
| Switching output (voltage) | PNP: HIGH = VS β β€ 1.5 V / LOW = 0 VNPN: HIGH = approx. VS / LOW β€ 1.5 V |
| Switching mode | Dark switching |
| Output current Imax. | 100 mA |
| Connection type | Connector M8, 3-pin |
| Circuit protection | UV connections, reverse polarity protectedOutput Q short-circuit protectedInterference pulse suppression |
| Weight | Approx. 80 g ... 190 g 2) |
| Housing material | Aluminum |
| Functional principle | Optical detection principle |
WFM120-120N321 Sick Fork Sensor is built for structured object monitoring in industrial automation systems. The Sick WFM120-120N321 Fork Sensor provides 120 mm fork width, 124 mm fork depth, 1 mm minimum detectable object, and NPN switching output for standard PLC integration. With dark switching mode and less than 20 mA current consumption, it ensures stable signal performance in continuous industrial processes.
In conveyor lines, packaging units, and automated assembly applications, the WFM120-120N321 Sick Fork Sensor supports reliable object detection across wider fork openings. The available 2-point teach-in and dynamic teach-in modes assist in adapting detection thresholds to varying object conditions. The M8 3-pin connector simplifies installation, while the aluminum housing maintains mechanical stability during operation.
The Sick WFM120-120N321 Fork Sensor includes reverse polarity protection, short-circuit protection, and interference pulse suppression to support electrical safety. Its optical detection principle ensures repeatable switching behavior in industrial environments. This Sick Fork Sensor model is suitable for automation systems requiring dependable and consistent object detection performance.
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