YASKAWA SGMJV User Manual page 79

3 Wiring and Connection
3.4.1 Reference Input Circuit
(3) Safety Input Circuit
As for wiring input signals for safety function, input signals make common 0 V. It is necessary to make an
input signal redundant.
24 V power supply
3-32
Input Signal Connection Example
Switch
Fuse
0 V
SERVOPACK
/HWBB1+ 4 3.3 kΩ
3.3 kΩ
/HWBB1- 3
6 3.3 kΩ
/HWBB2+
3.3 kΩ
/HWBB2- 5