30
A separate power supply must be used for the DC inputs.
Relay contact outputs
Transistor outputs
Inputs (24 VDC)
Power
supply
(24 VDC)
NC
NC
Ground
Not in C20P
Not in C20P or C28P
Not in C20P
Not in C20P or C28P
High-
speed
counter
input
NC: Do not connect the NC terminals to anything.
COM +
24 VDC
M3.5 screws
7.5 max.
7.5 max.
Load
power
supply
Load
power
supply
Load
power
supply
Load
power
supply
Load
power
supply
Load
power
supply
Load
power
supply
NC
NC
Hardware
reset input
CPU C20P, C28P, C40P
(CD
j
-D)
I/O Wiring
Section 2-6