Mitsubishi MELSEC Q Series User Manual page 37

2 SYSTEM CONFIGURATION
For DC input
For AC input
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(b) Countermeasure for mis-input
For the power supply module, the stabilized power supply and the input
external supply power of AC input, wire the power cables from the same
power source.
PLC CPU
~
Stabilized
power supply
PLC CPU
~
Stabilized
power supply
REMARK
When supplying power from a single power source to multiple remote I/O modules,
select the proper type of cable and perform the wiring in consideration of the voltage
decline.
Connections can be established if the receiving port voltage at the remote I/O
module is within the specified range of the remote I/O module to be used.
Stabilized
~
power supply
Module power supply
24 V DC
Module power supply
24 V DC
Remote module
MELSEC-Q
Remote I/O module
Input external-
supply power
Remote I/O module
Input external-
supply power
Remote module
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