Endress+Hauser FTL62 Series, Руководство по функциональной безопасности

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Repair and error handling Liquiphant FTL62 with electronic insert FEL67
16 Hauser
6.1 Basic test sequence
1
2
3
1.1
2.1
3.1
1.2
2.2
3.2 3.3
A0039241
 4 Basic test sequence
1.1 Status OK
1.2 Output signal for status OK?
2.1 Establish demand mode
2.2 Output signal for demand mode?
3.1 Re-install the sensor that was removed (optional)
3.2 Establish status OK
3.3 Output signal for status OK?
The output signal can be evaluated based on the response of the following components
of the safety function.
7 Repair and error handling
7.1 Maintenance
Maintenance instructions and instructions regarding recalibration may be found in the
Operating Instructions pertaining to the device.
Alternative monitoring measures must be taken to ensure process safety during
configuration, proof-testing and maintenance work on the device.
7.2 Repair
Repair means restoring functional integrity by replacing defective components.