15.2.11.2Fail Safe
Fail-safe user parameter sets correct course of action in event of PROFIBUS communications failure.
Fail-safe byte is configured as shown in following table.
NOTE53
If no bits set or invalid bit pattern is set, default fail safe behaviour stops pump.
Hex
Description
0x00
The pump will stop
0x01
Continue driving using last demanded speed
0x02
Continue driving using fail safe speed
0x03 - 0x07
Reserved
15.2.11.3Fail Safe Speed
Fail-safe speed parameter used to set speed pump is driven if PROFIBUS communications error occurs and fail-
safe user parameter is defined in the GSD file.
15 INSTALLATION: PART 6 (SETTING UP THE PUMP (CONTROL SETTINGS))
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