4
Keypad (HMI)
4-2 | CFW-11 RB
Battery:
NOTE!
The battery is necessary only to keep the internal clock operation when the converter stays without
power. If the battery is completely discharged or if it is not installed in the keypad, the displayed clock
time will be invalid and an alarm condition A181 - Invalid clock time will be indicated whenever the AC
power is applied to the converter.
The battery life expectancy is of approximately 10 years. When necessary, replace the battery by another of the
CR2032 type.
4
5
6
Remove the battery with
the help of a screwdriver
positioned in the right side
HMI without the battery
Install the new battery
positioning it first at the left
side
7
8
Press the battery for its
insertion
Put the cover back and
rotate it clockwise
1
2 3
Cover for battery
access
Press the cover and rotate it
counterclockwise
Remove the cover
Cover
Figure 4.2: HMI battery replacement
NOTE!
At the end of the battery useful life, please do not discard batteries in your waste container, but use
a battery disposal site.
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