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operation.
3. Alarm
If the device has no faults, but as a result of exceeding the permissible level of gas
concentration in the room, the audible alarm turns on, the red indicator lights up,
and the signal sounds. To turn off the signal, press the «Sound / Self-Diagnosis»
button, and after about 70 seconds the device will resume its operation.
If the gas concentration level is below the maximum permissible value of the
sensor, it automatically switches to normal operation. If other devices are
connected to the sensor, it is necessary to confirm the elimination of a hazardous
situation and restore the gas supply. Reconnect the devices according to the
recommendations in the operating instructions.
4. Fault status
In case of a malfunction, the yellow indicator lights up and a beep sounds, and
two beeps sound every 5 seconds. You can press the «Sound / Self-Diagnosis»
button, after 12 hours the audible alarm will turn on again.
5. Duplicate a signal on another device
If the sensor is operating in normal mode, press and hold the «Sound / Self-
Diagnosis» button for 3 seconds to enter the signal duplication mode. In this case,
the red indicator will light up, a continuous loud beep will turn on. If you press and
hold the «Sound / Self-Diagnosis» button for 11 seconds, an alarm is output to
the connected device. If you release the button, you immediately exit the signal
duplication mode.
Maintenance
To ensure normal operation of the sensor, perform maintenance on the device
following the following recommendations:
1. Install, use and maintain the sensor, following the recommendations in the
manual;
2. It is recommended to perform a self-diagnosis of the device once a month:
press the «Sound / Self-diagnosis» button, make sure that the sensor is
functioning normally;
3. It is recommended to wipe the external surface of the device every season,
clean the air intake openings from dust and grease, make sure that the sensor
holes have good entrance patency, and the alarm system works properly. To clean
the device use a dry towel, do not use alcohol, chemical, other abrasives or too
wet a towel.
4. It is recommended to calibrate once a year.
Calibration should be performed by qualified organizations. Do not perform a
calibration yourself.
Main parameters
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