![](/images/new-backgrounds/1173270/17327037x1.webp)
RS-422 Wiring
Using a DB25 Connector
Using the Optional Terminal Block
NOTE: Use a flathead screwdriver to tighten the two attachment screws that connect the terminal block to NPort Express.
NOTE: Use a flathead screwdriver to tighten the two attachment screws that connect the terminal block to NPort Express.