Sick WLL180T-M434 Fiber Optic Sensor
Sick WLL180T-M434 Fiber Optic Sensor features rectangular housing, visible red LED light, 650 nm wavelength, and PNP output switching. This Sick 50mA Fiber Optic Sensor supports light/dark switching, operates with 50 mA current consumption, and delivers up to 31.2 kHz switching frequency in industrial automation. The WLL180T-M434 is listed under Sick Fiber Optic Sensors for structured optical detection systems.
| Brand | Sick |
| Product Type | Fiber Optic Sensor |
| Model Number | WLL180T-M434 |
Sick WLL180T-M434 Fiber Optic Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Device type | Fiber-optic sensors |
| Dimensions (W x H x D) | 10.5 mm x 34.6 mm x 71.9 mm |
| Housing design (light emission) | Rectangular |
| Sensing range max. | 0 m ... 20 m (Through-beam system) 2) 3) |
| Sensing range | 0 mm ... 1,400 mm, Proximity system 0 m ... 18 m, Through-beam system 2) 3) |
| Type of light | Visible red light |
| Light source | LED |
| Wave length | 650 nm |
| Indication | 7-segment |
| Supply voltage | N/A |
| Current consumption | 50 mA 3) |
| Switching output | PNP |
| Switching mode | Light/dark switching |
| Response time | ≤ 16 µs, ≤ 70 µs, ≤ 250 µs, ≤ 2,000 µs, ≤ 8,000 µs |
| Switching frequency | 31.2 kHz, 7.1 kHz, 2 kHz, 250 Hz, 62.5 Hz |
| Connection type | Male connector M8, 4-pin |
| Housing material | Plastic, ABS/PC |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 20 g |
The WLL180T-M434 Sick 50mA Fiber Optic Sensor is a rectangular optical sensing device designed for controlled object detection in industrial automation systems. This Sick Fiber Optic Sensor operates using visible red LED light at 650 nm wavelength, PNP switching output, and a 7-segment display for operational feedback. The WLL180T-M434 supports defined proximity and through-beam sensing ranges and multiple selectable response times for stable optical performance.
The WLL180T-M434 Sick 50mA Fiber Optic Sensor is used in conveyors, packaging machinery, automated assembly lines, and inspection stations. Its optical sensing capability supports both short-distance proximity detection and long-distance through-beam monitoring. The PNP output enables direct PLC integration, while selectable switching frequencies allow adaptation to varying machine speeds in industrial automation environments.
The Sick WLL180T-M434 Fiber Optic Sensor provides reliable optical detection, consistent electrical behavior, and durable ABS/PC housing for continuous operation. With defined current consumption, stable switching performance, and clear 7-segment indication, this Sick 50mA Fiber Optic Sensor is suitable for structured industrial sensing applications. Its technical consistency and Sick brand reliability support dependable use in production systems.
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