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

6.10.1

Example 1: Internal event with STO active

Drive response
Figure 6-48
The inverter signals an internal event.
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.
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 04/2014, FW V4.7, A5E34261271B AA
Internal event when the STO safety function is active
Operation
6.10 Stop responses
229