4
Miniature Photoelectric Sensors
I/O Circuit Diagrams
NPN Output
PNP Output
Model
Operation mode
Timing charts
Output circuit
E3T-CD11
Light-ON
E3T-CT12
E3T-CT22S
Dark-ON
Model
Operation mode
Timing charts
Output circuit
E3T-CD13
Light-ON
E3T-CT14
E3T-CT24S
Dark-ON
Light incident
Light interr
u
pted
Oper
a
tion indic
a
tor
(or
a
nge)
ON
OFF
O
u
tp
u
t
tr
a
n
s
i
s
tor
Lo
a
d
(e.g., rel
a
y)
Oper
a
te
Re
s
et
ON
OFF
(Between
b
rown (1)
a
nd
b
l
a
ck (4) le
a
d
s
)
1
3
4
3
1
Z
D
0 V
Thro
u
gh-
b
e
a
m Receiver
s
a
nd Reflective
S
en
s
or
s
Oper
a
tion
indic
a
tor
(or
a
nge)
S
t
ab
ility
indic
a
tor
(green)
Photo-
electric
S
en
s
or
M
a
in
Circ
u
it
Brown
Bl
a
ck
Bl
u
e
(Control o
u
tp
u
t)
12 to 24 VDC
Lo
a
d
(rel
a
y)
Thro
u
gh-
b
e
a
m Emitter
s
Brown
Bl
u
e
12 to 24 VDC
Photo-
electric
S
en
s
or
M
a
in
Circ
u
it
8
0 mA
m
a
x.
Oper
a
tion indic
a
tor
(or
a
nge)
ON
OFF
O
u
tp
u
t
tr
a
n
s
i
s
tor
Lo
a
d
(e.g., rel
a
y)
Oper
a
te
Re
s
et
ON
OFF
(Between
b
rown (1)
a
nd
b
l
a
ck (4) le
a
d
s
)
Light incident
Light interr
u
pted
Oper
a
tion indic
a
tor
(or
a
nge)
ON
OFF
O
u
tp
u
t
tr
a
n
s
i
s
tor
Lo
a
d
(e.g., rel
a
y)
Oper
a
te
Re
s
et
ON
OFF
(Between
b
l
u
e (
3
)
a
nd
b
l
a
ck (4) le
a
d
s
)
Light incident
Light interr
u
pted
1
3
4
1
3
0 V
Z
D
Thro
u
gh-
b
e
a
m Receiver
s
a
nd Reflective
S
en
s
or
s
Thro
u
gh-
b
e
a
m Emitter
s
Oper
a
tion
indic
a
tor
(or
a
nge)
S
t
ab
ility
indic
a
tor
(green)
Photo-
electric
S
en
s
or
M
a
in
Circ
u
it
Photo-
electric
S
en
s
or
M
a
in
Circ
u
it
Brown
Bl
u
e
12 to 24 VDC
8
0 mA
m
a
x.
Brown
Bl
a
ck
Bl
u
e
12 to 24 VDC
Lo
a
d
(rel
a
y)
(Control o
u
tp
u
t)
Oper
a
tion indic
a
tor
(or
a
nge)
ON
OFF
O
u
tp
u
t
tr
a
n
s
i
s
tor
Lo
a
d
(e.g., rel
a
y)
Oper
a
te
Re
s
et
ON
OFF
(Between
b
l
u
e (
3
)
a
nd
b
l
a
ck (4) le
a
d
s
)
Light incident
Light interr
u
pted
