Helvar Ceiling PIR Detector (311)

Helvar Ceiling PIR Detector (311)

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The 311 Ceiling PIR Detector is a compact unit that provides energy-saving functions in a DALI system. It contains these sensors:

  • Passive infrared detector (PIR)
  • Infrared receiver

As a presence detector, the unit can turn the lights on when a room is occupied, and off when the room is unoccupied.

  • Compact, flush-mounted ceiling unit
  • Fully compatible with Helvar lighting control systems
  • Up to 7m diameter coverage area
  • Fully configurable in Designer™ and Toolbox™ software
  • Small physical size

Additional information

Weight 0.058 kg
Dimensions 76 × 76 × 61.2 mm


Hole Size



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