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Nomenclature and Functions Section 2-1
IP Address Display Switch (Only Controllers that Support EtherNet/IP)
Press the IP address display switch for 1 second or longer to display at the 7-
segment display the EtherNet/IP IP address that is set.
For details, refer to the information on the 7-segment display in 2-1-2 Indica-
tor/Display Areas.
2-1-4 DeviceNet Communications Connector
Stickers are placed on the communication connectors based on the color of
each communications wire. By matching the communications wire colors with
the unit sticker colors, you can check to see if wires are in the correct loca-
tions. The colors of the wires are as follows:
Refer to the DeviceNet User’s Manual (W379) for details on communications
specifications and wiring.
IMPORTANT Turn OFF the power supply to the NE1A-series Controller and all nodes on
the network before starting any wiring operations.
2-1-5 USB Communications Connector
Connect the USB communications connector with a computer when a Net-
work Configurator is to be used. The NE1A-series Controllers support the
USB version 1.1 standard. Use a commercially available USB-A to USB-B
Male/Male cable for the connection.
2-1-6 Ethernet Connector
The Ethernet connector is used to connect Ethernet twisted-pair cable.
• Electrical characteristics: Conforms to IEEE 802.3 specifications.
• Connector structure: RJ45 8-pin modular connector (Conforms to ISO
8877.)
IP ADR
Color Description
Red V+
White Signal (CAN H)
-(SHIELD)
Blue Signal (CAN L)
Black V−
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