Sentry ST313A Instruction Manual page 10

MUTE Button
【 】
Press the Mute button to toggle the audio alarm on
●
and off.
The buzzer alarm is turned off: The MUTE icon
will be appeared.
The buzzer alarm is turned on: The MUTE icon
will be off.
※The detector will automatically default to previous
MUTE ON/OFF setting after re-start.
The buzzer alarm is OFF
●
Under the MUTE mode, all audible beeps are off.
The buzzer alarm is ON
◆
Button Tone
The buzzer gives one beep when any of button is
pressed.
Detection Tone
◆
The buzzer beeps every 2 seconds when no leak
activity is found.
The buzzer becomes rapid when leak signal is
approaching.
The fast beeps are given, the high-density
combustible gas is detected.
Sensor Failure Indicator
◆
The sensor failure icon
beep alarm when sensor was misplaced or failure.
blinks and gives slow
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