Setting Forced Checking Procedure - Siemens SINAMICS G120D Operating Instructions Manual

Advanced commissioning
8.12 Safe Torque Off (STO) safety function
Function description
Each time the forced checking procedure starts, the converter checks its circuits to switch off the
torque.
You start the forced checking procedure each time that the STO function is selected.
Using a timer block, the converter monitors as to whether the forced checking procedure is
regularly started.
Figure 8-26
8.12.3.8

Setting forced checking procedure

Overview
You must set the time interval in which, as a minimum, you must start the forced checking
procedure at least once.
Requirement
You are online with Startdrive.
Function description
Procedure
1. Select the screen form for setting the forced checking procedure.
2. Set the monitoring time to a value to match your application.
3. Using this signal, the converter signals that a forced checking procedure (test stop) is
required.
Interconnect this signal with a converter signal of your choice.
You have set the forced checking procedure (test stop) for the Basic Functions.
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188
Starting and monitoring the forced checking procedure (test stop)
Converter with the control units CU240D-2
Operating Instructions, 10/2020, FW V4.7 SP13, A5E34262100B AH