Siemens SITRANS FC430 Operating Instructions Manual page 187

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
● Before opening or removing the device ensure that process media cannot be released.
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
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
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
WARNING
remove any parts that are pressurized.
WARNING
NOTICE
Repair and service must be carried out by Siemens authorized personnel only.
Service and maintenance
9.4 Maintenance and repair work
187