Sensing distance
5 mm, 1 cm,
31 m
Supply voltage
12 to 24 VDC
Output
80 to 100 mA
Photoelectric Sensor
Grooved Head Sensors with Built-in DC
Amplifiers
A 1-cm groove type detects marks on transparent
film.
A 3-cm groove type detects edges, labels, and
marks.
LIGHT and STABILITY indicators make sensitivity
adjustment easy.
E3S-G
Ordering Information
Application
Mark sensing
1 cm
Groove width
NPN output
E3S-GS1E4
E3S-GS1RE4
E3S-GS1GE4
E3S-GS3E4
Model
PNP output
E3S-GS1B4
E3S-GS1RB4
E3S-GS1GB4
E3S-GS3B4
General-purpose
3 cm
1
E3S-G
E3S-G
Specifications
Ratings/Characteristics
Item
Power supply voltage
E3S-GS1E4/
E3S-GS1B4
E3S-GS1RE4A/
E3S-GS1RB4A
E3S-GS1GE4A/
E3S-GS1GB4A
E3S-GS3E4/
E3S-GS3B4
12 VDC –10% to 24
VDC +10%, ripple
(p-p): 10% max.
3 cm
Opaque and
translucent (3 mm)
12 to 24 VDC, ripple (p-p): 10% max.
Current consumption
Sensing distance
Standard objects
Control
output
DC
solid-state
solid state
Load
Voltage
output
Response time (ON, OFF)
Sensitivity
Operation mode
Indicators
Enclosure rating
Housing material
Light source
Ambient temperature
IEC 144
NEMA
40 mA max.
1 cm
Transparent (2 x 3 mm)
Models with suffix –E4: 80 mA max.
Models with suffix -B4: 100 mA max.
2 V max.
1 ms max.
Adjustable
10-cycle trimmer
Adjustable
Wire-selectable (Refer to
“Output Circuit.”)
Light indicator (red), stability indicator (green)
IP65
1, 2, 12
Plastic
Green LED
Operating: –25 to 55
°C
Red LED
Green LED
IP65
1, 2, 12
IP67
1, 3, 4X, 6, 12
Metal
Infrared LED
Engineering Data
Passing Speed vs. Width of Object
E3S-GS3
Width of sensing object (mm)
Passing speed (m/s)
2
E3S-G
E3S-G
Operation
Output Circuits
E3S-GS1E4 (NPN Output)
E3S-GS1RE4A (NPN Output)
E3S-GS1GE4A (NPN Output)
+V
E3S-GS1B4 (PNP Output)
E3S-GS1RB4A (PNP Output)
E3S-GS1GB4A (PNP Output)
Light- Dark-
ON
ON
Brown
Blue
+V
Light- Dark-
ON
ON
Brown
Blue
2.2
Ω
Output
Main circuit
Black
Black
Output
Main circuit
Black
Black
0V
Blue
Brown
0V
Blue
Brown
E3S-GS3E4
Light- Dark-
ON
ON
Brown
Blue
E3S-GS3B4
Light- Dark-
ON
ON
Brown
Blue
+V
+V
2.2
Ω
Output
Main circuit
Output
Main circuit
Black
Black
Black
Black
0V
Blue
Brown
0V
Blue
Brown
3
E3S-G
Timing Chart
E3S-GS1E4
E3S-GS1RE4A
E3S-GS1GE4A
Light-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay, etc.)
Output voltage
(logic, etc.)
Incident
Interrupted
ON
OFF
ON
OFF
Operates
Releases
H
L
E3S-G
E3S-GS1B4
E3S-GS1RB4A
E3S-GS1GB4A
Dark-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
ON
OFF
Light-ON
Dark-ON
E3S-GS3E4
Light-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay, etc.)
Output voltage
(logic, etc.)
Incident
Interrupted
ON
OFF
ON
OFF
Operates
Releases
H
L
E3S-GS3B4
Dark-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
ON
OFF
Light-ON
Dark-ON
4
E3S-G
E3S-G
Dimensions
Note:
All units are in millimeters unless otherwise indicated.
E3S-GS1j4
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight: approx. 100 g
10.3
12.5
27
10
11
0.2
Two, 5.5 dia. holes
20
Cord:
Indicator
SENSITIVITY adjuster
Mounting Holes
Two M5 holes
40
Optical axis
52
10
13.5
45
65
6
8
40
E3S-GS1Rj4A
E3S-GS1Gj4A
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight: approx. 100 g
Cord:
Indicator
SENSITIVITY adjuster
Mounting Holes
10 (Optical axis)
Two M5 holes
14.8 dia.
40
E3S-GS3j4
Cord:
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight: approx. 230 g
Two,
4.5 dia.
holes
Mounting Holes
Two, M6 holes
Indicator
40
Optical axis
SENSITIVITY
adjuster
Two, 6.5 dia. holes
5
