Omron SmartSlice GRT1 Series

66
Digital I/O Units Section 4-6
GRT1-ID4-1 (PNP)
Wiring
GRT1-ID4 (NPN)
GRT1-ID4-1 (PNP)
Note Wire colors in parentheses are the previous JIS colors for photoelectric and
proximity sensors.
Base block
Main block
Terminal bloc
k
I/O LED
0
V
G
3
V
G
Internal circuits
Internal circuits
G
2
V
G
0
V
3
1
G
V
V
G
2-wire sensor
(such as a limit switch)
Brown (white)
Blue (black)
3-wire sensor with NPN output
(photoelectric or proximity sensor)
Black (white)
Brown (red)
Blue (black)
G
2
V
G
0
V
3
1
G
V
V
G
2-wire sensor
(such as a limit switch)
Brown (white)
Blue (black)
3-wire sensor with NPN output
(photoelectric or proximity sensor)
Black (white)
Brown (red)
Blue (black)