Description

The 801CHEx/811CHExn Carbon
Monoxide plus Heat Detector form
part of the 800Ex Series of MX
Addressable Fire Detectors. The
detector plugs into the 5BEX base.
The mode of detector may be:
• Heat only detector (A1R or A2S)
(sensitivity: High, Normal or Low)
• Compensated Carbon Monoxide
detector (sensitivity: High Normal
or Low)
• Compensated Carbon Monoxide
detector (sensitivity: High or
Normal) combined with heat (A1R)

Loop Voltage 18 to 24 Vdc
Quiescent Current (typical) 300 μA
Alarm Current 3mA
Max. Detectors per Loop 250
Ambient Temperature 0 to 55 °C
Relative Humidity 95%