Sick WLL180T-M333S01 Fiber Optic Sensor
Sick WLL180T-M333S01 Fiber Optic Sensor delivers visible red LED detection with proximity sensing and PNP output capability industrial applications. This Sick Fiber Optic Sensor supports up to 1,400 mm proximity sensing, uses 650 nm LED light, offers selectable response times from ≤ 16 µs to ≤ 8,000 µs, operates at up to 31.2 kHz switching frequency, and connects via an M8 3-pin connector cable.

| Brand | Sick |
| Product Type | Fiber Optic Sensor |
| Model Number | WLL180T-M333S01 |
Sick WLL180T-M333S01 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 |
| 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 | Cable with connector M8, 3-pin, 0.2 m |
| Housing material | Plastic, ABS/PC |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –25 °C ... +70 °C |
| Weight | 25 g |
The Sick WLL180T-M333S01 Fiber Optic Sensor is a compact optical sensing device designed for precise short-range object detection in industrial automation systems. This Sick Fiber Optic Sensor uses visible red LED light, provides a PNP switching output, and supports configurable high-speed response settings. The WLL180T-M333S01 is applied where stable proximity-based optical sensing is required.
In industrial automation environments, the Sick WLL180T-M333S01 Fiber Optic Sensor is used in conveyors, packaging machines, automated assembly stations, and inspection processes. Its selectable response times down to ≤ 16 µs enable reliable detection of fast-moving objects, while adjustable switching frequencies allow accurate process synchronization. The compact rectangular housing supports installation in space-limited machinery.
The Sick WLL180T-M333S01 Fiber Optic Sensor delivers consistent sensing performance through defined proximity ranges, adjustable response timing, and stable optical output. With durable ABS/PC housing, controlled current consumption, and predictable switching behavior, this Sick WLL180T-M333S01 model is suitable for continuous industrial operation. It meets standard industrial automation requirements for dependable fiber optic sensing.



