W 27-2 photoelectric switch series with expanded possibilities
The W 27-2 series from SICK covers photoelectric proximity, reflex and through‑beam switches. All devices share a fully welded ABS housing, background suppression and modular design, allowing a wide range of sensor configurations.
Variants differ by light source (infrared, red LED laser, visible laser) and scanning distance (100 mm to 1 500 mm). Optional accessories such as connectors, mounting systems and heated reflectors are listed, and the series supports AS‑i integration for intelligent sensor networks.
| Scanning distance | 100 mm … 1 500 mm (adjustable) |
|---|---|
| Light source | LED laser, red light |
| Supply voltage | 10 V … 30 V DC (or 24 V … 240 V UC) |
| Ambient temperature (operation) | -10 °C … +45 °C |
| Enclosure rating | IP 67 |
| Output current (max) | 100 mA |
| Weight | ≈ 100 g |
The WT 27-2 series offers an adjustable scanning distance from 100 mm up to 1 500 mm depending on the model.
The series can be powered with 10 V to 30 V DC or with 24 V to 240 V UC, depending on the variant.
All W 27-2 switches have an IP 67 protection rating.
Yes, optional accessories include various connectors, mounting systems, reflectors and heating elements.