Connection Of Power Supply - Mitsubishi Electric MELDAS FCU6-DX561 Maintenance Manual

5.5 Connection of Power Supply

Supply the 24VDC power supply for the control circuit to the DCIN connector (DCIN).
The 24VDC power for the input/output circuit is supplied from an external source. Supply to each
connector (DI-L/-R, DO-L).
(1) DCIN power connection (for control circuit)
Stabilized power supply
(2) DI-L/-R power connection (for DI circuit)
(3) DO-L power connection (for DO circuit)
(Fixed to source output)
(Note) Connect the power or GND to all of the common pins on the DI-L/-R and DO-L connector.
CAUTION
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5.5 Connection of Power Supply
24VDC (+)
0V
FG
FG
(For source input)
24VDC (+)
0V
FG
(For sink input)
24VDC (+)
0V
FG
24VDC (+)
0V
FG
Incorrect connections could damage the device, so always connect the cable to the
designated connector.
Do not connect or disconnect the connection cables between each unit while the power is
ON.
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5. CONNECTION OF UNIT
DI-L
B4
B3
0V 0V
A4
A3
DI-L
B4
B3
+24V
A4
A3
DO-L
B4
B3
+24V
A4
A3
I-14
Remote I/O unit
(FCU6-DX561)
DI-R
B4
4
ST No.
B3
A4 POWER
RU N
CPU-E
A3
STOP
RU N
DI-R
B4
B3
+24V
A4
A3
RI O
ERR1
ERR2