Operating instructions EtherCatWPM Gateway Fieldbus
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Maintenance
7
MAINTENANCE
The product EtherCatWPM Gateway requires no maintenance.
The real-time clock battery must be replaced in the event of storage exceeding 3 years and with-
out voltage supply. For this, specialist staff must open the device and change the battery.
The battery does not need to be changed within the normal life span during normal operation
when voltage is supplied.
7.1
Changing the battery
7.1.1
Lithium metal battery real-time clock
The battery must be changed if the device is stored for longer than 3 years without voltage sup-
ply.
NOTICE
Maintenance with lithium metal battery
Lithium is a hazardous material. There is a risk of fire.
Do not create a short circuit.
Do not mechanically damage the battery.
Do no recharge the battery.
NOTICE
Electric voltage
Perform work on the device only when there is no voltage.
Destruction of electronics.
Risk of short circuit.
Damage to connected devices.
NOTICE
Open electronics
ESD guidelines must be complied with.
Destruction via static discharge.
Dirt on the circuit board can lead to defects.
1) Open the device by opening the screws on the bottom side.
2) Pull the battery’s plug.
3) Remove the affixed battery.
4) Affix a new battery with the same construction (remove the protective foil in advance).
5) Plug in the plug.
6) Close the device again and mind the seal.
