5.5
Switching off
Disconnect the device from the mains connection,
the acoustic alarm sounds and the alarm LED flashes.
Switch off the acoustic alarm: to do so, press alarm but-
ton for approx. 1 second until the alarm symbol is shown
crossed-out in the display.
Keep the alarm button pressed (at least 5 seconds) until
the display and the alarm LED are switched off.
The control unit is switched off.
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Installation and operating instructions
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