Example 1: Internal Event With Sto Active - Siemens Sinamics G120 Function Manual

Operation
6.10 Stop responses
6.10.1

Example 1: Internal event with STO active

Drive response
Figure 6-51
The inverter signals an internal event.
Inverter signals
Internal event
STO active (extended functions)
Deselect STO (extended functions)
"Standard" acknowledgment
ON/OFF1
Switching the motor on after an internal event
Procedure
To switch the motor on after an internal event, proceed as follows:
1. Deselect the STO function.
2. Issue an OFF1 command (ON/OFF1 = 0).
3. Acknowledge the inverter with the "standard" acknowledge signal.
4. Switch on the motor (ON/OFF1 = 1).
You have acknowledged the internal event and switched on the motor again.
296
Internal event when the STO safety function is active
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Parameter Included in the PROFI‐
safe telegram
r9722.7
r9722.0
r9720.0
p2103
r0054.0
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD
Can be interconnec‐
ted with
F-DI
✓ ---
✓ ---
✓ ✓
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F-DO
✓
✓
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