Replacing The Battery; Fig. 34 Replacing The Battery; Table 17 Technical Data Of The Battery - Beckhoff C5240 Manual

7.2.2

Replacing the battery

Incorrect battery type
Inserting the wrong type of battery can damage the device.
• Only replace the battery with a replacement battery from Beckhoff Service.
• When replacing the battery, make sure that the polarity is correct.
Battery damage
Incorrect handling of the motherboard battery can damage it.
• Do not recharge the battery.
• Do not throw the battery on the fire.
• Do not open the battery.
• Protect the battery against direct sunlight and moisture.
Motherboard failure
Scratches on the motherboard may cause the motherboard to fail.
• Be very careful when replacing the battery and be sure to avoid scratches on the motherboard.
The industrial PC 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 17: Technical data of the battery
Battery type Electrical properties (at 20 °C)
Nominal voltage Nominal capac-
CR2032
Chapter 7.2.1 Access to device components [} 39] shows how to access the battery.
You may only replace the battery when the industrial PC is switched off.
To change the battery, proceed as follows:
1. Bend the hook on the battery holder slightly outward (section A).
2. Pull the battery out of the holder (section B).
A B
Fig. 34: Replacing the battery
3. Insert the new battery into the holder. Make sure that the polarity is correct, as shown.
ð You have successfully replaced the battery.
To dispose of the battery, remove it, stick insulating tape over the poles and take it to the local battery
recycling.
C5240
ity
3.0 V 225 mAh
Version: 3.0
NOTICE
NOTICE
NOTICE
Diameter
20.0 mm
Maintenance
Dimensions
Height Weight
3.20 mm 3.1 g
41