7 Wiring
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NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
Types of Coding Pins
There are two types of Coding Pins, both with their own unique shape: one for terminal blocks and
one for Units.
Three pins come with each runner.
Use the following Coding Pins.
Insertion Locations and Patterns of Coding Pins
Insert three Coding Pins of each on the terminal block and on the Unit at the positions designated by
the numbers 1 through 6 in the figure below.
As shown in the following table, there are 20 unique pin patterns that can be used.
Name Model Specification
Coding Pin NX-AUX02 For 10 Units
(Terminal Block: 30 pins, Unit: 30 pins)
For terminal block
For Unit
Coding Pins (Use this part.)
Runners