Main Function; Button Function - Sentry ST313A Instruction Manual

4-2. Main Function

4-2-1 Button Function

【 】
Turn ON:
●
Press and hold the Power button for 2 seconds to
turn the detector on.
LCD screen will be lit with the start-up buzzer beep
(or no buzzer beep under MUTE mode).
Turn OFF:
●
Repeat to press and hold the Power button for 2
seconds again to turn the detector off.
Warm-Up:
●
The detector will automatically start heating the
sensor after power-on.
During the warm-up, the graphical Leak Level will be
flashed.
After the warm-up, the leak level return to the lowest
point, and the buzzer beeps every 2 seconds (or no
buzzer beep under MUTE mode).
At this time the detector is ready to find leaks.
Warm up time takes approx. 50 seconds.
Power Button
6