Heat Detector

D-C402 Conventional Rate of Rise and Fixed Temperature Heat Detector is non-addressable. With built-in microprocessor, it works stably with reliable fixed fire judging program. Used together with an active end of line unit (AEOL), it can connect with compatible control panels to process fire alarm signals.


Operating Voltage 24VDC(12VDC~28VDC)
Standby Current ≤60µA
Alarm Current 10mA≤I≤30mA
Indicators Red. Quiet in normal condition. Illuminates steadily in alarm.
Remote Indication Output Directly connecting with remote indicator (built-in 2kΩ resistor in series,). Quiet in normal condition. Illuminates steadily in alarm.
Maximum Ripple Voltage 4V (peak-to-peak value)
Alarm Clear Instantaneous Power-off (5s Max., 2.5VDC Max.)
Power-up Time ≤10s
Action Temperature 58°C
Class A1R
Wiring Polarized 2-core for detection zone cable.
Polarized 2-core for remote indicator.
Operating Temperature -10°C to +50°C
Relative Humidity ≤95%, non condensing
Ingress Protection Rating IP33
Material and Color of Enclosure ABS, white (RAL9016)
Dimensions Diameter: 100mm
Height: 58mm (with base)
Mounting Hole Distance 45mm~75mm
Weight About 120g
  • Twin LED for 360° view.
  • Built-in microprocessor samples and collects data in real time.
  • Rate of rise and fixed temperature alarm modes.
  • Remote indicator output available.
  • Complies with EN 54-5 standard.

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