Hitachi SJ Series - Page 36

4-22
Chapter 4
Safety Function
e.g. Case: SS1-B Action completed correctly
[2-22]SS1-B monitoring method=01(Frequency) and [2-
12]STO-B release mode=01(With safety signal):
e.g. Case: SS1-B Action uncompleted correctly
[2-22]SS1-B monitoring method=01(Frequency),
[2-12]STO-B release mode=01(With safety signal) and [0-
07]SFS Select=21(STO-B):
SS1-B
Input
Output
SS1-B monitoring
Motor speed
STO-B monitoring
Open
Short
[2-21]SS1-B Zero frequency
SS1-B completed
Active
Inactive
Active
Inactive
Inactive
Active
Releasable
[2-26]SS1-B Wait time
[2-24]SS1-B Min Deceleration time
[2-25]SS1-B Max Deceleration time
SS1-B
Input
Output
SS1-B monitoring
Motor speed
STO-B monitoring
Open
Short
[2-21]SS1-B Zero frequency
STO-B completed
Active
Inactive
Active
Inactive
Inactive
Active
Releasable
[2-26]SS1-B Wait time
[2-24]SS1-B Min Deceleration time
[2-25]SS1-B Max Deceleration time
[2-11]Keep time after STO-B