Example 2: Internal Event With Ssm Active - Siemens Sinamics G120 Function Manual

6.10.2

Example 2: Internal event with SSM active

Internal event when the motion monitoring function is active
If an active safety function with motion monitoring (SS1, SSL, SDI or SSM) is interrupted with
an internal event, the inverter responds with a STOP F.
A STOP F does not unconditionally stop the motor.
The drive response
The motor behavior is explained using the SSM function and a STOP B with acceleration
monitoring as an example:
Figure 6-52
Inverter signals
Internal event
STO active (extended functions)
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD
Stop responses (Page 294)
Response of the SSM safety function to an internal event
Parameter Included in the PROFI‐
safe telegram
r9722.7
r9722.0
6.10 Stop responses
Can be interconnec‐
ted with
F-DI
✓ ---
✓ ---
Operation
F-DO
✓
✓
297