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SENSOR INDICATIONS & FEATURES
STANDBY MODE - SMOKE & HEAT
VISUAL AND AUDIBLE PATTERN
Flashing green LED once every 48 seconds with
no audible sound.
MEANING
In standby mode with no faults.
END OF LIFE - SMOKE & HEAT
VISUAL AND AUDIBLE PATTERN
Yellow LED flashing 4 times with a beep on the
first flash followed by a 48 second interval.
MEANING
The batteries that power the sensor are now at the end of their life cycle and the whole
sensor unit needs replacing.
Please note: These batteries are not replaceable will last approximately 10 years.
ALARM - SMOKE
VISUAL AND AUDIBLE PATTERN
Red LED flashing 3 times with a simultaneous
beeps followed by a 1.5 second pause.
MEANING
The device has detected harmful smoke levels.
TO SILENCE THE ALARM
When the device is in an alarm condition, pressing the test button will silence the device
for approximately 8 minutes. At the end of this timer, if the smoke concentration is still at
(or above) alarm level, the device will re-alarm immediately.
48s
48s
48s
48s
1.5s
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