SAFETY LIGHT CURTAIN USER'S MANUAL
DONGGUAN DADI ELECTRONIC TECHNOLOGY CO., LTD
We rese e the right to make technical changes
2023
-
04
-
11
08
Website:
Email:
www.dadisick.com
sale
@
dadisick
.
com
8
7
6
5
4
3
2
1
+
-
Light curtain input
NC
NO
Share
Power input
When not powered on
8
7
6
5
4
3
2
1
+
-
Light curtain input
NC
NO
Power input
When powered on
4.4 Wiring diagram of QET-1 light
curtain relay
Share
+
-
8
7
2
4
6
1
3
5
Circuit diagram
4.5 Wiring between light curtain and PLC and one-chip computer system
NPN wiring
：
PNP wiring
：
PLC
+
24V
DC
-0
V
NPN
0V
0V
Brown
Emitter
Receiver
Brown
Blue
Blue
White
Green
PNP
+24V
+24V
Emitter
Receiver
Brown
Brown
Blue
Blue
White
Green
PLC
+
24V
DC
-0
V
