At a glance
  • Selectable response time up to 16 µs
  • Sensing range up to 20 m (through-beam system), up to 1,400 mm (proximity system)
  • Bus-compatible with anti-interference
  • 2 x 4-digit digital display
  • Adjustable hysteresis
  • Rotatable display screen
  • High-resolution signal processing
  • Programmable time delays
Your Benefits
  • Reliable, rapid process detection, even under the most difficult ambient conditions, such as dust, spray or mist
  • Easy commissioning and product changeover due to external teach-in
  • Cross-talk is eliminated when utilizing bus configuration option
  • Quick, easy setup and adjustment due to an intuitive operating menu
  • Flexible parameter adjustment due to high-resolution signal processing. Hysteresis and time delays can be adapted to suit the application, e.g., when detecting tiny or transparent objects
  • Easy-to-read display, even under difficult installation conditions
Technical overview

Dimensions (W x H x D) 10.5 mm x 34.6 mm x 71.9 mm
Sensing range max.
Fiber-optic photoelectric sensor
0 m ... 20 m, Through-beam system 1) 2)

0 mm ... 1,000 mm, Through-beam system 1) 3)
Light source LED
Type of light Visible red light / Infrared light
Enclosure rating IP 50

1) Sensing range with 8 ms response time. Reduction with shorter response time (see tables LL3/WLL180T)
2) LL3-TX01.
3) LL3-TW01.

GLL180T Full Product Listing: 

Please click on below link for more information on GLL180T Series:

PDF file: https://cdn.sick.com/media/familyoverview/0/80/780/familyOverview_WLL180T_g199780_en.pdf

 Inquiry - WLL180T