Precautions for Correct Use
• The holes not designated by the numbers 1 through 6 in the above figure are used by OM-
RON. If you insert any Coding Pins into the holes reserved for use by OMRON, you will not
be able to mount the terminal block to the Unit.
• Do not use Coding Pins that have been attached and removed.
Inserting the Coding Pins
1
Hold the pins by the runner and insert a pin into one of the incorrect attachment prevention
holes on the terminal block or on the Unit.
Terminal block
Unit
2
Rotate the runner to break off the Coding Pin.
Terminal block
4 Installation and Wiring
4 - 20
NX-series Analog I/O Units User’s Manual for High-speed Analog Input Units (W592)