L6L
2. Assembly
26
5.1.2 General information on changing the battery
Lithium back-up battery
Lithium back-up battery for power failure-proof buffering of
the data stored in the RAM.
Continuous buffer time, approx. 3-5 years. Type CR2032/3V,
230mAh, plugged in, service life approx. 10 years
230V-Terminals
Perform data back-up, then switch off the power supply.
Changing the battery is not permitted when live.
24V-Terminals
Changing the battery is permitted when live.
To retain the data in the unit when changing the battery, the
power supply to the unit must remain switched on.
Please perform this work with great care to avoid triggering
a short-circuit. Do not use any metallic tools for this work.
5.1.3 Replacing the back-up battery
Insert the battery vertically in the holder. To change the bat-
tery, push the power failure safety lock to the side.
The battery can then be easily removed from the holder.
The new battery can also be pushed into the holder by pus-
hing the safety lock to the side.
Please ensure the poles are correctly positioned.
5.1.4 Reset button
The reset button is used to trigger a manual reset.
The preferred tool to press this button is a rod-shaped tool
(screwdriver, etc.)
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5. Maintenance
F1
F3
F4
F5
F6
F2
1
3
4
5
2
6
8
9
0
7
,
:
Es
c
±
F7
F9
F10
F1
1
F12
F8
