Multiva Cerex 300 Comfort, Operation And Maintenance Manual

Page: 27 / 187

4.1.3.3. Resetting the area counter
1. Press the C key repeatedly until the area symbol HA.1 and the area value are displayed on
the screen.
2. Press and hold the SET key for approximately 2 seconds until the area value starts to
ash.
3. Press the C key repeatedly until the value is reset.
4.1.3.4. Switching power on and off
The device is powered by two 1.5 V AA batteries.
The device starts operating when it receives a signal from the sensor.
1. Switch the device on manually by pressing the SET or C key.
The display shows the number of the program version.
The device checks the condition of the batteries. If the display shows text "-bL"
and the device switches off, change the batteries. If text "-bL" ashes during use,
the battery voltage starts to decrease and the batteries should be changed.
The device switches off automatically if it has not received a pulse from the
sensor for 0.5 - 1.5 hours or if no key has been pressed. All values are stored in the
memory.
2. Switch the device off manually by pressing and holding the C key for approximately 4
seconds.
The display shows text "stop" for approximately one second, after which the
device switches off.
Operation and maintenance manual
1.00 Cerex 300 and Cerex 400 Comfort
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