Datasheet
12 Inductive Sensors
Operation
DC 3-wire models
PNP Output
Operation mode Model Timing chart Output circuit
NO E2A-@-@-B1
NC E2A-@-@-B2
NO + NC E2A-@-@-B3
Sensing
object
(%)
100 0
Rated 
sensing
distance
Sensing zoneNon-sensing zone
Proximity 
Sensor
ON
OFF
ON
OFF
Yellow indicator
Control output
3
1
2
4
3
1
4
Load
Brown
Black
(See note 1.)
Blue
+V
0 V
Note 1: With M8 connector models, there is no output 
reverse polarity protection diode.
M12 Connector 
Pin Arrangement 
(See note 2.)
M8 connector 
(3 pin)
Pin Arrangement
M8 Connector 
(4 pin)
Pin Arrangement 
(See note 2.)
Note 2: Pin 2 of the M12 connector and M8 connector is not 
used.
Proximity 
Sensor 
main 
circuits
1
2
4
3
(%)
100 0
Sensing
object
Rated 
sensing
distance
Sensing zoneNon-sensing zone
Proximity 
Sensor
ON
OFF
ON
OFF
Yellow indicator
Control output
3
1
2
4
Load
Brown
Black
(See note 1.)
Blue
+V
0 V
Note 1: With M8 connector models, there is no output 
reverse polarity protection diode.
M12 Connector 
Pin Arrangement 
(See note 2.)
3
1
4
M8 connector 
(3 pin)
Pin Arrangement
Note 2: Pin 4 of the M12 connector and M8 connector is not 
used.
Proximity 
Sensor 
main 
circuits
(M8 connector: )
M8 Connector 
(4 pin)
Pin Arrangement 
(See note 2.)
1
2
4
3
Sensing 
object
(%)
100 0
Rated 
sensing 
distance
Sensing zoneNon-sensing zone
Proximity 
Sensor
ON
OFF
ON
OFF
Yellow indicator
NO output
NC output
ON
OFF
Brown
+V
3
1
2
4
M12 Connector 
Pin Arrangement
Black NO output
White
Load
Proximity 
Sensor 
main 
circuits
Blue
2
3
Load
NC output
4
1
0 V










