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Service and maintenance
9
9.1
Maintenance and repair work for SITRANS CC220
9.1.1
Basic safety notes
Note
The device is maintenance-free. However to retain a high level of system availability, we
recommend the preventative replacement of the back-up battery at replacement intervals of 5
years.
WARNING
Impermissible repair and maintenance of the device
• Repair and maintenance must be carried out by Siemens authorized personnel only.
CAUTION
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
precautionary measures. Have maintenance work carried out by qualified personnel.
Smart Condition Monitoring with IIoT Sensors
Operating Instructions, 08/2021, A5E50573389-AA
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