Wiring the Power Supplies
The power supply wirings and grounding for the EtherNet/IP Coupler Unit are shown in the figure be-
low.
IOV
UG
UV
IOG
UV
UG
A1
A8
B1
B8
Unit power supply
(20 VDC)
I/O power supply
(5 to 24 VDC)
Ground of 100 W or less
• Connect the + terminal (24 VDC) of the Unit power supply to A1 or B1.
• Connect the - terminal (0 VDC) of the Unit power supply to A3 or B3.
•
Connect the + terminal (5 to 24 VDC) of the I/O power supply to A5.
• Connect the - terminal (0 VDC) of the I/O power supply to B5.
• Connect the ground line to A7 or B7.
Appendices
A-8
NJ-series Robot Integrated System Startup Guide (O049)
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