Siemens SINAMICS G115D Operating Instructions Manual page 198

Advanced commissioning
6.13 Safe Torque Off (STO) safety function
Using a timer block, the converter monitors as to whether the forced checking procedure is
regularly performed.
Precondition
You are online with Startdrive.
Procedure
1. Select the screen form for setting the forced checking procedure.
2. Set the monitoring time to a value to match your application.
Requirement: Forced checking procedure (test stop) must be performed at least once
a year.
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.
❒
Parameters
Parameter
p9659
r9660
r9773.0...31
196
Description
SI forced checking procedure
timer [h]
SI forced checking procedure
remaining time
CO/BO: SI status (processor 1 +
processor 2)
Setting
Monitoring time for the forced dormant error
detection.
Factory setting: 8 h
Displays the remaining time until the forced
dormant error detection and testing the safety
switch-off signal paths.
Signals for the higher-level control system.
Bit 31: Test stop is required for STO
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
SINAMICS G115D distributed drive