Autronica BDH-500 Heat Detector

The Autronica BDH-500 is a Heat Detector that detects the rise in ambient temperature that is caused by a fire. The BDH-500 is designed to be used in the AutroSafe interactive fire alarm system. The SelfVerify function ensures the highest grade of reliability.


The Autronica BDH-500 is also known as:

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Plug-in Detector head
Heat Detector intended for use in humid areas
Additional coating of PCB circuit for environmental protection
Short circuit isolator in each Detector
Conforms to EMC directive
Comprises a built-in alarm indicator (LED)
Automatic addressing
Proven technology
Configurable to class A1, A1R, A2S, B, C
Not influenced by dust, humidity, exhaust-gases, or electromagnetic fields i.e.: Radio transmitters, cellular phones, etc
EN 54-5/EN 54-17
Designed to meet the requirement of the major maritime classification societies.
Materials: PC/ABS
Color: White
Voltage: 10-27VDC
Current consumption:
Stand by:
External alarm indicator:

< 0,3mA
Ingress Protection: IP44D
Working temperature: -20 - +80°C
Storage temperature: -55 - +80°C
Humidity: max. 95% (non-condensing)
Weight: 140g

Related products:
Autronica Base - BWA-100
Autronica Conduit Box - BWP-100/20
Autronica Conduit Box - BWP-100/25
Autronica SmartBuzzer - BBR-52.