Discovery Heat Detector

Product Overview

The Discovery Heat Detector, distinguishable by the low airflow resistant case, uses a single thermistor to sense the air temperature around the detector.

  • Ideal in environments that are dirty or smokey under normal conditions
  • Well suited for warehouses, loading bays and car parks
  • Unaffected by wind or atmospheric pressure
  • Remote test feature


Approvals: AS1603-1 and AS7240-5


Voltage 17-28 VDC
Quiescent current 340μA at 24 VDC
Alarm current 3.5mA at 24 VDC
Size inc base 100mm Dia x 50mm H
Operating temperature -40°C to +70°C (no icing)
Relative humidity 0 to 95% (non condensing)
IP rating IP54 (indoor use)
Weight inc base 160 grams

Item Numbers

4106-2007 Discovery Heat Detector