Service and maintenance
10.3 Maintenance and repair work
Improper connection after maintenance
Risk of explosion in areas subject to explosion hazard.
• Connect the device correctly after maintenance.
• Close the device after maintenance work.
Refer to Connecting (Page 25).
Hazardous voltage at open device
Risk of electric shock when the enclosure is opened or enclosure parts are removed.
• Before you open the enclosure or remove enclosure parts, de-energize the device.
• If maintenance measures in an energized state are necessary, observe the particular
10.3.1
Removing or replacing the battery
Removing or replacing the battery
70
WARNING
CAUTION
precautionary measures. Have maintenance work carried out by qualified personnel.
Operating Instructions, 11/2021, A5E50387341-AA
SITRANS FST090