ALC Compact, IP40, flush mounted, ceiling, photocell switches

The ALC dimming photocell automatically adjusts the light output of luminaires depending on the amount of natural light available, to a maintained illuminance level.

Suitable for use with dimming ballasts only. An optional manual control, via a switch input, allows the user to override the dimming levels and turn the output on and off.

  • 5 year warranty
  • UK Design
  • BIM ready

Key features in addition to PRM switching include:

  • Dimming functionality
  • Step-down illuminance
  • Maintained Illuminance (daylight linking or daylight harvesting)
  • Digital detectors can control up to 20 dimming ballasts
  • Suitable for all lighting types
  • Two channel flexibility
  • Scene setting and recall
  • Lamp burn-in
  • Analogue detectors can control up to 10 dimming ballasts
  • User handset available to control on/off, lux levels and preset scenes
CODE DESCRIPTION LOAD RATING AT 230VAC TIME DELAY
INCFCFLEDRH
ALC-DD Compact, IP40, flush mounted, ceiling, photocell switch, DALI/DSI digital dimming 10A6A3A3A10A0–99m
Key:

INC = Incandescent Lighting, F = Fluorescent Lighting, CF = Compact Fluorescent Lighting, LED = LED Lighting, RH = Resistive Heaters

Key features in addition to PRM switching include:

  • Dimming functionality
  • Step-down illuminance
  • Maintained Illuminance (daylight linking or daylight harvesting)
  • Digital detectors can control up to 20 dimming ballasts
  • Suitable for all lighting types
  • Two channel flexibility
  • Scene setting and recall
  • Lamp burn-in
  • Analogue detectors can control up to 10 dimming ballasts
  • User handset available to control on/off, lux levels and preset scenes
CODE DESCRIPTION LOAD RATING AT 230VAC TIME DELAY
INCFCFLEDRH
ALC-AD Compact, IP40, flush mounted, ceiling, photocell switch, 1–10V analogue dimming 10A6A3A3A10A0–99m
Key:

INC = Incandescent Lighting, F = Fluorescent Lighting, CF = Compact Fluorescent Lighting, LED = LED Lighting, RH = Resistive Heaters

  Model Description
UHS5 Compact, programming/commissioning handset
UNLCDHS Professional, programming/commissioning LCD handset
  Model Description
DBB Surface mount back box for 76mm diameter detectors and light level controls
DBB-EXT Surface mount back box extender for 76mm diameter detectors and light level controls