Service and maintenance
9
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, for example, check of:
● Ambient conditions
● Seal integrity of the process connections, cable entries, and cover
● Reliability of power supply, lightning protection, and grounds
WARNING
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.
WARNING
Leaks in the sample gas path
Risk of poisoning.
When measuring toxic process media, these can be released or collect in the device if there
are leaks in the sample gas path.
● Purge the device as described in Commissioning (Page 81).
● Dispose of the toxic process media displaced by purging in an environmentally friendly
manner.
WARNING
Use of a computer in a hazardous area
If the interface to the computer is used in the hazardous area, there is a risk of explosion.
● Ensure that the atmosphere is explosion-free (hot work permit).
SITRANS FC330
Operating Instructions, 01/2019, A5E44030648-AB 159
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