Omron NX-IA3117, User Manual

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4 Installation and Wiring
4 - 46 NX-series Digital I/O Unit User’s Manual (W521)
 Contact Output
 AC Switching
Precautions for Safe Use
If you use reed switches for the input contacts for AC Input Units, use switches with an allow-
able current of 1 A or greater. If the capacity of the reed switches is too low, inrush current may
fuse the contacts.
Wiring to the AC Input Units
C
IN
AC Input Unit
C
IN
AC Input Unit
Proximity
switch
main circuit