Hitachi SJ Series - Page 50

4-36
Chapter 4
Safety Function
4.5.6 SSM function
■How SSM function works
The SSM function can activate a signal when the motor
speed fall the determined speed during output.
If the SSM signal is oscillated, please adjust the output
sensitivity of the assigned output terminal setting.
The SSM function can be used by outputting SSM-A or
SSM-B function individually.
■Related parameters
No.
Name
Related data
0-21
Safety Function Select
Output 1
08:SSM-A monitoring /
18:SSM-B monitoring
0-22
Safety Function Select
Output 2
0-23
Safety Function Select
Output 3
0-71
Output 1 sensitivity
0.001 to 1.000s
0-72
Output 2 sensitivity
0-73
Output 3 sensitivity
1-61
SSM-A frequency CCW/FW
0.00 to 590.00Hz
1-62
SSM-A frequency CW/RV
0.00 to 590.00Hz
2-61
SSM-B frequency CCW/FW
0.00 to 590.00Hz
2-62
SSM-B frequency CW/RV
0.00 to 590.00Hz