3. INSTALLATION
3.2 Noise Countermeasures
I
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3.2.2 Shield Clamping of Cables
(1) Cables requiring ground connection with lead wire
The FG wire of the RIO cable (R211) connected between the base I/O and each remote I/O unit
must be connected to the grounding plate near the unit.
4
ST
No.
POWER
R
UN
CPU-E
STOP
RUN
R
IO
ERR1
ERR2
0
0
CF31 CF32
CF34
CF33
SV2
SV1
HR3□□
RIO1
RIO2
DCIN
CF10
ENC
CR31
SKIP
Grounding plate
Grounding plate
Grounding plate
X
X
R211 cable
R211 cable
FG wire
FG wire FG wire
FG wire
X
X
FCU6-DX3
/DX4
/HR377/378
Base I/O unit
Remote I/O unit
FCU6-DX561
Remote I/O unit
FCUA-DX1
(2) Cables which require shield clamp with connector cases
The shield of encoder cable (R000) for the speed signal input must be clamped with the connector
case.
<Shield clamp method>
Fold the cable shield on the sheath, and wrap copper foil tape over it.
Connect with the connector GND plate.
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