Owner's manual

4-3
GL-RHG-M-NO4-E
Wiring
4
4-2 I/O Circuit Diagram
Reference
• Grey wire (FE) is electrically-connected to the light curtain body case.
• The light curtain body case and internal power signal lines are coupled by capacitor (3 kV, 100 pF).
Main
circuit
+24 V
Black or White
0 V
Main
circuit
+24 V
0 V
Output circuit (PNP type cable)
Brown
Blue
Black or White
Brown
Blue
Output circuit (NPN type cable)
External devic
External devic
Input circuit (PNP type cable)
Main
circuit
Brown
Blue
(Input line)
+24 V
0 V
Main
circuit
Brown
Blue
(Input line)
+24 V
0 V
Input circuit (NPN type cable)
Non safety-related output circuit (NPN Cable / PNP Cable)
Main
circuit
+24 V
(Output wire)
0 V
Brown
External device
Blue