Multifunction smoke and heat detector with three smoke detection modes and three heat detection modes.
Inbuilt sounder with seven sound patterns and three volumes (75, 85 and 92dB)
Inbuilt short circuit isolator.
These options are set by PC or control panel depending on the system type.
The optical chamber is monitored for contamination which is then indicated by the LED.
Supplied complete with dust cover
Require mounting base 905 0001
Loading: ALU = low/mid/high = 0.5/1/2, max 175 ALU per zone