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4.3.3
When the detected gas concentration is higher than the pre-
set high alarm value, the detector is in the high alarm state. Audible
visual alarm will sound continuously. The red indicator light flashes
synchronously, plus the change of the gas concentration value is
displayed on the screen. The text colour turns
red
, the back light
and the vibrator are also activated.
Press "
" key to mute, but still display alarm information. If a new
alarm is triggered, the buzzer is resumed and the alarm light and
vibrator is restored. When the detector detects the gas
concentration value below the low alarm value, the gas
concentration value colour turns green, the alarm signal will be
automatically released.
High Alarm
state shown in Figure 5.
Fig 5.
