E3C-LDA
@
N
6
I/O Circuit Diagrams
NPN Output
Model
Operation
mode
Timing chart
L/D indicator
Output circuit
E3C-LDA21N
Light-ON
Dark-ON
E3C-LDA7N
Light-ON
Dark-ON
E3C-LDA6N
Light-ON
Dark-ON
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black (orange) leads)
ch1/
ch2
lit.
L
Display
Photoelectric
sensor main
circuit
12 to
24 VDC
Brown
Black
Control output
ch1
Control output
ch2
External
input
Orange
Blue
Pink
Load
Load
OUT2 indicator
(orange)
OUT1
indicator
(orange)
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black (orange) leads)
ch1/
ch2
lit.
D
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black leads)
lit.
L
Load
OUT indicator (orange)
Display
Photoelectric
sensor main
circuit
12 to
24 VDC
Brown
Black
Blue
Orange
Control output
External
input
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black leads)
lit.
D
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black (orange) leads)
ch1/
ch2
lit.
L
12 to
24 VDC
OUT2 indicator
(orange)
Brown
Black
Control output
ch1
Control output
ch2
Orange
Blue
OUT1
indicator
(orange)
Display
Photoelectric
sensor main
circuit
Load
Load
Incident light
No incident light
Lit
Not lit
ON
OFF
Operate
Reset
OUT indicator
(orange)
Output
transistor
Load
(e.g., relay)
(Between brown and
black (orange) leads)
ch1/
ch2
lit.
D