6 Checks and maintenance
62 SA-112-0106V1.0-WEM-GB © F. Stephan GmbH
Is the system in a perfect visual condition?
Is the nameplate complete and legible?
Is the front panel in perfect condition?
Is the marking (safety nameplate etc.) complete?
Test parameter Criterion Unit Result OK
PE conductor resistance < 0.,3
Ω
Substitute system leakage
current
< 1.0 mA
System leakage current (mains
connector turned)
< 0,1 mA
Sensor calibration (interface)
(only if calibration was carried out !)
Red. sensor
Offset
Gain
Pat. sensor
Offset
Gain
Flow sensor
Offset
Visual inspection
Electrical safety test
Function test
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