Basic Safety Notes - Siemens SITRANS FC430 Operating Instructions Manual

Service and maintenance
9.1

Basic safety notes

Note
The device is maintenance-free.
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
Impermissible repair and maintenance of the device
● Repair and maintenance must be carried out by Siemens authorized personnel only.
Dust layers above 5 mm
Risk of explosion in hazardous areas.
Device may overheat due to dust build up.
● Remove dust layers in excess of 5 mm.
NOTICE
Penetration of moisture into the device
Device damage.
● Make sure when carrying out cleaning and maintenance work that no moisture penetrates
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
WARNING
WARNING
the inside of the device.
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