5.1.2 Digital Input Schematic Diagram
Digital input brief internal circuit:
2K
354NT
2K
354NT
Internal
24V
Power
+
-
INCOM
In
In
P24V
GND_24V
Figure 5-2 Digital Input Internal Circuit
Proximity switches, photoelectric switch wiring diagram is as follows:
2K
354NT
2K
354NT
Internal
24V
Power
+
-
INCOM
In
In
P24V
GND_24V
Figure 5-3 Digital input associated wiring diagram
External module "+" side of the power supply for the proximity switch positive, "-" side
of the ground proximity switch.