YASKAWA SGMJV - Page 79

3 Wiring and Connection
3.4.1 Reference Input Circuit
3-32
(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.
Input Signal Connection Example
24 V power supply
0 V
Switch
Fuse
/HWBB1+ 4
3
6
5
SERVOPACK
/HWBB1-
/HWBB2+
/HWBB2-
3.3 kΩ
3.3 kΩ
3.3 kΩ
3.3 kΩ