Omron CRT1 - 10-2008 Operation Manual page 221

Units with Connectors
Internal Circuits
CRT1-OD16S (NPN)
CRT1-OD16S-1 (PNP)
198
BS+
BDH
Physical
BDL
layer
BS-
DC-DC
converter
(not
isolated)
BS+
BDH
Physical
layer
BDL
BS-
DC-DC
converter
(not
isolated)
Section 5-4
Voltage
drop
Photocoupler
Voltage
drop
Photocoupler
Photocoupler
Voltage
drop
Photocoupler
Voltage
drop
V
V
G
G
V
NC
G
OUT0
V
NC
G
OUT1
V
V
G
G
V
NC
G
OUT0
V
NC
G
OUT1