Omron CRT1 - 10-2008 Operation Manual page 239

Units with Connectors
Internal Circuits
CRT1-OD32S (NPN)
CRT1-OD32S-1 (PNP)
216
BS+
BDH
Physical
layer
BDL
BS-
DC-DC
converter
(not
isolated)
BS+
BDH
Physical
layer
BDL
BS-
DC-DC
converter
(not
isolated)
V
V
G
G
V
Voltage
drop
NC
Photocoupler
G
OUT0
V
V
G
G
Voltage V
drop
NC
Photocoupler G
OUT0
V
V
G
G
V
NC
Photo-
G
coupler
OUT0
Voltage
drop
V
V
G
G
V
NC
Photo-
G
coupler
OUT0
Voltage
drop
Section 5-4
Left side
Right side
Left side
Right side