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Available languages
Available languages
GB
System functions
1. Power on
Plug the alarm central into a socket (Power supply: 240 V). The caution
light lights up long once when the alarm central is plugged into the
socket. Meanwhile, built in battery begins to charge automatically.
After disconnecting the AC power, the alarm central would automati-
cally using the standby batterie. Press the PWR key (1) for 10 seconds
to stop battery operation. The caution light lights up for 3 seconds to
confirm this.
2. Volume adjustment
You could press CLR key (2) to choose between four volume grades:
low volume, medium volume, high volume, mute. Each time you
press the CLR key (2), the caution light flashes and the currently selec-
ted volume is heard. When it is set to mute, it only flashes. Factory
default is „low" volume.
3. Alarm time adjustment
You could press PWR key (1) to choose the time in setting alarm: 30
seconds, 5 minutes, 15 minutes, 30 minutes. Each time the PWR key
(1) is pressed, the caution light flashes as shown below:
30 seconds alarm: 1x flashing
5 minutes alarm:
2x flashing
15 minutes alarm: 3x flashing
30 minutes alarm: 4x flashing
Factory default time is 5 minutes.
4. Low-Batt
When the voltage of the battery is lower than 3,2 V, the caution light
will flash every one hour. Plug the alarm central immediately into a
socket (see 1.), so that the internal battery is recharged and the alarm
central remains operational.
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