Omron CRT1 - 10-2009 Operation Manual page 321

Units with Clamp Terminal Blocks
CRT1-OD16SL-1 (PNP)
Wiring
CRT1-OD16SL (NPN)
CRT1-OD16SL-1 (PNP)
Note
BS+
BDH
Physical
layer
BDL
BS−
DC-DC
converter
(not
isolated)
NC 0 1
15
V V V
V
G G G G
Solenoid valve, etc. 3-wire external device with
NPN input (Through-beam
emitter of photoelectric sensor)
15
NC 0 1
V
V V V
G G
G G
Solenoid valve, etc. 3-wire external device with
PNP input (Through-beam
emitter of photoelectric sensor)
(1) When using an inductive load (such as a solenoid valve), either use a
built-in diode for absorbing the counterelectromotive force or install an ex-
ternal diode.
(2) Do not wire NC terminals.
Photocoupler
Voltage
drop
NC
V
G
NC
V
G
Section 5-5
V
G
0 to 15
V
G
V
G
297