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WARNING
Maintenance during continued operation in a hazardous area
There is a risk of explosion when carrying out repairs and maintenance on the device in a
hazardous area.
● Isolate the device from power.
- or -
● Ensure that the atmosphere is explosion-free (hot work permit).
WARNING
Impermissible accessories and spare parts
Risk of explosion in areas subject to explosion hazard.
● Only use original accessories or original spare parts.
● Observe all relevant installation and safety instructions described in the instructions for the
device or enclosed with the accessory or spare part.
WARNING
Humid environment
Risk of electric shock.
● Avoid working on the device when it is energized.
● If working on an energized device is necessary, ensure that the environment is dry.
● Make sure when carrying out cleaning and maintenance work that no moisture penetrates
the inside of the device.
CAUTION
Hot surfaces
Risk of burns during maintenance work on parts having surface temperatures exceeding
70 °C (158 °F).
● Take corresponding protective measures, for example by wearing protective gloves.
● After carrying out maintenance, remount touch protection measures.
CAUTION
Hot parts in the device
Temperatures that can burn unprotected skin may be present for some time after the device
has been switched off.
● Observe the waiting time specified in Technical data (Page 195) or on the device before
starting with maintenance work.
Service and maintenance
9.4 Maintenance and repair work
SITRANS FC330
162
Operating Instructions, 01/2019, A5E44030648-AB