Fig. 13 Battery Change; Table 10 Technical Data Of The Battery - Beckhoff CP77 Series Manual

Maintenance
The device does not contain a lithium-ion battery. The motherboard battery is a CR2032 lithium-metal cell. It
is used to supply power to the clock integrated on the motherboard. If the battery is depleted or missing, the
date and time are displayed incorrectly.
Table 10: Technical data of the battery
Battery type Electrical properties (at 20 °C)
Nominal voltage Nominal capac-
CR2032
Chapter 7.2 Maintenance [} 28] shows where the battery is located.
To replace the battery, follow the steps below:
1. Place a lever made on the negative pole of the battery holder below the battery.
2. Lift the battery side out of the holder.
ð The battery is now in an oblique position (see fig. 13).
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Fig. 13: Battery change
3. Remove the battery completely from the battery holder.
4. Insert the new battery with the correct polarity back into the inclined position on the positive pole of the
battery holder. The correct polarity is shown in the figure.
5. Push the high side of the battery down into the battery holder (see fig. 13).
ð You have successfully replaced the battery.
To dispose of the battery, remove it, tape off the poles and put it in the battery disposal.
30
ity
3.0 V 225 mAh
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Version: 3.4
Dimensions
Diameter Height
20.0 mm 3.20 mm
Weight
3.1 g
CP77xx