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E3S-A
PNP Output
Model
Operation
mode
Timing charts
Mode
selector
switch
Output circuit
E3S-AT31
E3S-AT36
E3S-AT81
E3S-AT86
E3S-AR31
E3S-AR36
E3S-AR81
E3S-AR86
E3S-AD31
E3S-AD36
E3S-AD81
E3S-AD86
E3S-AD32
E3S-AD37
E3S-AD82
E3S-AD87
E3S-AD33
E3S-AD38
E3S-AD83
E3S-AD88
Light-ON
L Side
(LIGHT ON)
Through-beam Receivers, Retro-reflective Sensors, Diffuse-reflective
Sensors
Dark-ON
D Side
(DARK ON)
Through-beam Model Emitters
E3S-AT41
E3S-AT91
E3S-AD41
E3S-AD91
E3S-AD42
E3S-AD92
E3S-AD43
E3S-AD93
Light ON
L Side
(LIGHT ON)
Through-beam Receivers, Diffuse-reflective Sensors
Dark ON
D Side
(DARK ON)
---
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Through-beam Emitters
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
Light indicator
(red)
(Between blue and black)
Output
transistor
Load
(e.g., relay)
Connector Pin Arrangement
Note: Pin 2 is not used.
1
3
4
Light
indica-
tor
Stability
indicator
Photo-
electric
Sensor
main
circuit
Z
D
Load
Brown
Blue
Black (Control output)
(Relay)
10 to
30 VDC
(red)
(green)
100 mA max.
3
1
2
4
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
Light indicator
(red)
(Between blue and black)
Output
transistor
Load
(e.g., relay)
3
1
Light
indica-
tor
Photo-
electric
Sensor
main
circuit
Brown
Blue
10 to
30 VDC
(red)
Connector Pin Arrangement
Note: Pins 2 and 4 are not used.
3
1
2
4
T
T: OFF-delay timer (0 to 100 ms)
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
Light indicator
(red)
(Between blue and black)
Output
transistor
Load
(e.g., relay)
(Self-diagnostic
output)
Z
D
Z
D
Light
indica-
tor
Stability
indicator
(green)
Photo-
electric
Sensor
main
circuit
Load
(relay)
Brown
Blue
Black
(Control
output)
100 mA max.
10 to
30 VDC
(red)
Load
(relay)
Orange
50 mA max.
T
T: OFF-delay timer (0 to 100 ms)
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
Light indicator
(red)
(Between blue and black)
Output
transistor
Load
(e.g., relay)
External
diagnostic
input
Emitter LED
Indicator
(red)
ON
OFF
ON
OFF
ON
OFF
(Between brown and pink)
0 V
(External
diagnostic input)
Power indicator
(red)
Photo-
electric
Sensor
main
circuit
Brown
Blue
10 to 30 VDC
Pink
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