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5.4 Precautions for Wiring/Connecting the EMC Directive-Compliant
Product
(a) For RS-422 / 485 cable
• Each signal wire (excluding SG and FG) should be made into a two power wires and
connected, then twisted.
• Make the SG wire more than two wires and connect.
• Peel the sheath (with the length shown below) of the created cable to expose the shield
braided wire for grounding. (For grounding with cable clamps (refer to Section 5.4.3))
(b) For RS-232 cable
• Use a twisted pair style for each signal wire (except SG, FG) with SG.
• Peel the sheath (with the length shown below) of the created cable to expose the shield
braided wire for grounding. (For grounding with cable clamps (refer to Section 5.4.3))
RDA
RDB
RDA
RDB
SDA
SDB
SDA
SDB
GOT side
PLC side
230 or less
40
Unit : mm (inch)
(9.06)
(1.57)
RD
SD
DTR
DSR
SG
SD
RD
DSR
DTR
SG
GOT side
PLC side
230 or less
40
Unit : mm (inch)
(9.06)
(1.57)