11 Maintenance and cleaning
11.1 Maintenance FLUXUS G809
2020-06-25, UMFLUXUS_G809V2-2EN
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11.1 Maintenance
The transmitter and the transducers are practically maintenance-free. In order to ensure security, the following mainte-
nance intervals are recommended:
11.2 Cleaning
Stainless steel housing
• Clean the stainless steel housing using a soft cloth and care and cleaning spray for stainless steel.
Aluminum housing
• Clean the aluminum housing with a soft cloth. Do not use detergents.
Transducers
• Remove traces of coupling compound from the transducers with a soft paper towel.
Caution!
Touching hot or cold surfaces
This may result in injuries (e.g., thermal damages).
→ Observe the ambient conditions at the measuring point during installation. Wear the required personal
protective equipment. Observe the applicable rules.
item maintenance step interval measure
stainless steel housing
• junction box
• transducer mounting fixture
visual inspection for corrosion
and damages
annually cleaning, see section 11.2
visual inspection for contami-
nation
annually, depending on the
ambient conditions more
frequently
aluminum housing
• transmitter
visual inspection for contami-
nation
annually, depending on the
ambient conditions more
frequently
transducer check of the transducer cou-
pling on the tube
annually replacement of coupling foil,
if necessary
O-rings visual inspection for fissures annually see section 11.4
transmitter firmware check for updates annually update, if necessary
transmitter functional test annually reading of measured and
diagnostic values
transmitter and transducers calibration - see section 11.3