Siemens SIMOTION P320-4 E Commissioning And Hardware Installation Manual page 121

NOTICE
Time setting is lost
If the battery change takes longer than 30 seconds, the time setting is deleted.
The time on the device is no longer synchronized. Time-controlled programs no longer run
or they run at the wrong time.
This can damage the system. Set the device time again.
Procedure
Steps for replacing the battery:
1. Open the battery compartment.
2. Remove the battery holder.
SIMOTION P320-4 E / P320-4 S
Commissioning and Hardware Installation Manual, 01/2015
10.3 Installing/removing SIMOTION P320-4 components
Service and maintenance
121