Sick WLL180T-N432 Fiber Optic Sensor
Sick WLL180T-N432 Fiber Optic Sensor features rectangular housing, visible red LED light, 650 nm wavelength, and NPN output switching. This Sick Infrared Fiber Optic Sensor variant supports light/dark switching, delivers up to 31.2 kHz switching frequency, and provides a 7-segment indication for industrial automation. The WLL180T-N432 is categorized under Sick Fiber Optic Sensors for structured optical detection systems.
| Brand | Sick |
| Product Type | Fiber Optic Sensor |
| Model Number | WLL180T-N432 |
Sick WLL180T-N432 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) 1) 2) |
| Sensing range | 0 mm ... 1,400 mm, Proximity system 3) 0 m ... 18 m, Through-beam system 1) 2) |
| 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 | NPN |
| 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 | Cable, 4-wire, 2 m |
| Housing material | Plastic, ABS/PC |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 25 g |
The WLL180T-N432 Sick Infrared Fiber Optic Sensor is a compact rectangular sensing device designed for precise object detection in industrial automation systems. This Sick Fiber Optic Sensor operates using visible red LED light, NPN switching output, and a 7-segment display for clear operating feedback. The WLL180T-N432 supports multiple response time and switching frequency options, enabling controlled optical sensing across proximity and through-beam applications.
The WLL180T-N432 Sick Infrared Fiber Optic Sensor is used in conveyors, packaging lines, automated assembly systems, and inspection stations. Its defined sensing ranges support short-distance proximity detection and long-distance through-beam monitoring. The NPN output allows direct integration with standard PLC inputs, while selectable response times help adapt the sensor to varying process speeds in industrial automation environments.
The Sick WLL180T-N432 Fiber Optic Sensor delivers stable optical performance, defined electrical behavior, and reliable output for continuous industrial operation. With durable ABS/PC housing, fixed 4-wire cable connection, and clear 7-segment indication, this Sick Infrared Fiber Optic Sensor is suitable for demanding industrial applications. Its technical consistency and Sick brand reliability support dependable sensing across structured production systems.
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