Advanced commissioning
7.9 Safe Torque Off (STO) safety function
Converter with control units CU250D-2
Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
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3.
Remove all digital input interconnections that you use as safety-related input F-DI:
Figure 7-66 Removing the DI 4 and DI 5 digital-input connections
4.
You must delete the digital input connections for all CDS if you use the switchover of the
command data sets (CDS).
You can find a description of the CDS switchover in the operating instructions.
You have ensured that the safety-related inputs only control safety functions in the inverter.