Siemens Sinamics G120 Function Manual page 191

Speed monitoring
● When the motor is switched on, the inverter compares the load speed with the speed limit,
taking the hysteresis into account.
Figure 5-30
Filter
The signal filters smoothes the speed measured by the inverter. Use the filter if you wish to
monitor speeds that lie just below the speed limit.
Figure 5-31
Parameter
p9501.00
p9501.16
p9545
p9546
p9547
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD
Time response of the SSM safety function with hysteresis
Mode of operation of the filter of the SSM function
Description
1 signal: Enable extended functions.
0 signal: Disable extended functions.
1 signal: Enable hysteresis and filtering
0 signal: Disable hysteresis and filtering
Filter time (Factory setting: 0 ms)
Speed limit (Factory setting: 20 rpm)
Hysteresis (Factory setting: 10 rpm)
Commissioning
5.12 Setting extended functions
191