Omron SYSDRIVE MX SERIES User Manual page 39

Note 3: Separate the wiring from the power cable of the main circuit and from the wiring on the relay
control circuit. (More than 10 cm apart.)
Selecting the Sequence Input Method (Sink/Source Logic)
Inverter's internal circuitry
When interface power supply is used
COM
PLC etc.
COM
PLC etc.
Connect to the ground terminal of the Inverter.
24 V DC
PSC
S1
S6
SC
Inverter
\
24 V DC
P24
S1
S6
PSC
SC
Inverter
Perform insulating
treatment.
Ground connection is
not required.
When external power supply is used
24 V DC
COM
PLC etc.
COM
24 V DC
PLC etc. Inverter
2-3 Wiring
2
24 V DC
PSC
S1
S6
SC
Inverter
24 V DC
P24
PSC
S1
S6
PSC
SC
2-14