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Wiring Precautions Section 3-6
• Attach the modified cable to the XW2D-40G6 Connector-Terminal Block
Conversion Unit.
3-6 Wiring Precautions
3-6-1 Reducing Electrical Noise
I/O Signal Wiring Whenever possible, place I/O signal lines and power lines in separate ducts or
raceways both inside and outside of the control panel.
If the I/O wiring and power wiring must be routed in the same duct, use
shielded cable and connect the shield to the GR terminal to reduce noise.
RS-422A Connecting Cable Connector-Terminal Block
Conversion Unit terminal
number
No. Signal
2SDB+A18
1SDA− A17
8 RDB+ B18
6RDA− B17
XW2D-40G6 Connector-
Terminal Block Conversion Unit
XW2Z-100J-C1 or
XW2Z-200J-C1
RS-422A Cable
1
2
1 2
1 2
1 = I/O cables
2 = Power cables
Suspended ducts
In-floor ducts
Conduits