WARNING
Hot, toxic or corrosive process media
Risk of injury during maintenance work.
When working on the process connection, hot, toxic or corrosive process media could be
released.
● As long as the device is under pressure, do not loosen process connections and do not
remove any parts that are pressurized.
● Before opening or removing the device ensure that process media cannot be released.
WARNING
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 Cables and cable entries (Page 236).
The device is maintenance-free. However, a periodic inspection according to pertinent
directives and regulations must be carried out.
An inspection can include check of:
● Ambient conditions
● Seal integrity of the process connections, cable entries, and cover screws
● Reliability of power supply, lightning protection, and grounds
NOTICE
Repair and service must be carried out by Siemens authorized personnel only.
Note
Siemens defines flow sensors as non-repairable products.
Maintenance information parameters
The basic maintenance information parameters are:
● Current Date and Time
● Operating Time Total
● Operating Time
● Configuration Counter
● Transmitter Hardware Revision
Service and maintenance
9.4 Maintenance and repair work
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
187