2-35
2 Installing the NB Unit and Connecting Peripheral Devices
NB-series Programmable Terminals Setup Manual(V107)
2-5 FINS/UDP Communication Connection
2
2-5-3 Host Types and Settings of Ethernet Unit
Ethernet Connectors
CS1W-ETN21
This is the connector used to connect the twisted-pair cable to the Ethernet.
• Electrical characteristics: Conforms to IEEE802.3 standards.
• Connector structure: RJ45 8-pin modular connector (conforms to ISO8877).
Note 1 Always turn OFF the power to the PLC before setting the rotary switches.
2 Create I/O tables for the CPU Unit when setting the unit number for the first time or changing settings.
CJ-series Ethernet Units:
CJ1W-ETN21
Setting the Front Panel Switches
Setting Unit Numbers
Always set the unit numbers so that the unit numbers of other CPU Bus Units mounted to the same
CPU Unit are all unique.
Use a small screwdriver to set the rotary switches, being careful not to damage them.
The factory setting is 0.
CJ-series PLCs
1
8
Connector Pin Signal name Abbreviation Signal direction
1 Send data + TD+ Output
2 Send data - TD- Output
3 Receive data + RD+ Input
4 Not used. - -
5 Not used. - -
6 Receive data - RD- Input
7 Not used. - -
8 Not used. - -
UNIT
No.
Setting range
0 to F
WWW.NNC.IR
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