Omron CRT1 - 10-2008 Operation Manual page 140

Units with Screw Terminal Blocks
Wiring
CRT1-OD08 (NPN)
CRT1-OD08-1 (PNP)
24 VDC
10 11
V 1
1 2
G 0
−
+
I/O power supply
Solenoid valve, etc.
24 VDC
10 11
V 1
1 2
G 0
−
+
I/O power supply
Solenoid valve, etc.
Note When using an inductive load (such as a solenoid valve), either use a built-in
diode for absorbing the counterelectromotive force or install an external diode.
12 13 14
3 5
3 4 5
2 4 6
Solenoid valve, etc.
12 13 14
3 5 7
3 4 5
2 4 6
Solenoid valve, etc.
Section 5-3
15 16
7 NC NC
6 7 8
NC NC NC
15 16
NC NC
6 7 8
NC NC NC
18
17
NC
NC
9
NC
17 18
NC NC
9
NC
117