Functions
7.10 Safe Torque Off (STO) safety function
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA
229
In addition to the individual checksums of the parameters, the inverter calculates and saves
the following values:
1. The "total" checksum across all checksums.
2. Time of the last parameter changed.
Checksums Labeling the drive
Processor 1 Processor 2 Total Time stamp
p9798 p9898 r9781[0] r9782[0]
p9799 p9899
…
p9798 p9898 r9781[0] r9782[0]
p9799 p9899
…
Data backup
Storage medium
Type Designation Date
Holding area
Parameter
PLC program
Circuit diagrams
Countersignatures
Commissioning engineer
This confirms that the tests and checks have been carried out properly.
Date Name Company/dept. Signature
Machine manufacturer
This confirms that the parameters recorded above are correct.
Date Name Company/dept. Signature
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