Toshiba VF-S15 Instruction Manual page 57

SINK (Negative) logic (When an external power supply is used)
The P24 terminal is used to connect to an external power supply or to separate a terminal from other input
or output terminals.
<Examples of connections when an external power supply is used>
2
Note) Do not shut down the external power supply on ahead when VIA terminal is used as logic input
Slide switch SW1 : PLC side
24V
DC
Common
Output
24V
DC
Input
Common
Programmable
controller
terminal by external power supply.
It could cause unexpected result as VIA terminal is ON status.
Sink (Negative) logic
24V
DC
P24
SW1: PLC side
F
CC
OUT
NO
Inverter
B-12
E6581611
Input
Output