A-3-2 Recommended Rs-422A/485 Wiring - Omron CP1E-E14SDR-A User Manual

Appendices
4
Return the heat-shrinking tube to the soldered portion, then heat the tube to shrink it in place.
Assembling Connector Hood
Assemble the connector hood as shown below.
End connected to FG
Grounding plate
A-3-2 Recommended RS-422A/485 Wiring
Use the following wiring methods for RS-422A/485 to maintain transmission quality.
CP1W-CIF11/12 RS-422A/485 Wiring
1
Always use shielded twisted-pair cables as communications cables.
• Recommended RS-422A/485 Cables
CO-HC-ESV-3P×7/0.2
2
Connect the shield of the communications cable to the FG terminal on the RS-422A/485 Option
Board.
At the same time, ground the ground terminal (GR) of the CPU Unit to 100 Ω or less.
Built-in RS-485 Wiring (CP1E-N
Applicable Cables
Solid wire or ferrules can be used.
• Recommended RS-485 Cables
Model numbers
CO-HC-ESV-3P×7/0.2
• Recommended ferrules
Manufacturer
Phoenix Contact
Note Do not connect bare stranded wires directly to terminals.
A-42
Heat-shrinking tube
End not connected to FG
Aluminum foil tape
Model numbers
Manufacturer
Hirakawa Hewtech Corp.
Model numbers
AI-0.25-12
Manufacturer
Hirakawa Hewtech Corp.
S1D - )
Applicable wire
AWG24
CP1E CPU Unit Hardware User's Manual(W479)