Siemens SINAMICS G120 - Page 275

2))
212))
7KHPRWRU
FRDVWVWRD
VWDQGVWLOO
6SHHG
*UHHQRQ
<HOORZRQ
<HOORZIODVKHVVORZO\<HOORZRQ
672DFWLYH
672DFWLYH
6SHHGEHORZWKH
OLPLWYDOXH
6SHHGEHORZWKH
OLPLWYDOXH
660DFWLYHUHPDLQVDFWLYH
660DFWLYHEHFRPHVLQDFWLYH
660
W
W
W
/('5'<
/('6$)(
/('6$)(
Figure 6-37 OFF2 command when the SSM safety function is active
The inverter immediately switches off the motor with the OFF2 command.
If the "SSM active" feedback signal should remain active when the pulses are inhibited, then
the inverter safely switches off the motor torque using the safety function STO.
Inverter signal Parameter Included in the PROFI‐
safe telegram
Can be interconnec‐
ted with
F-DI F-DO
STO active (extended functions) r9722.0 ✓ --- ✓
SSM feedback signal active (speed
below limit value)
r9722.15 ✓ --- ✓
ON/OFF1 r0054.0 --- --- ---
OFF2 r0054.1 --- --- ---
Operation
6.7 Safe Speed Monitor (SSM)
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD 275