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1
Sensing distance
Supply voltage
Output
80 to 100 mA
12 to 24 VDC
5 mm, 1 cm,
31 m
Photoelectric Sensor
E3S-G
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.
Ordering Information
Application Groove width Model
NPN output PNP output
Mark sensing
1 cm
E3S-GS1E4
E3S-GS1RE4
E3S-GS1GE4
E3S-GS1B4
E3S-GS1RB4
E3S-GS1GB4
General-purpose
3 cm
E3S-GS3E4 E3S-GS3B4
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Specifications
Ratings/Characteristics
Item E3S-GS1E4/
E3S-GS1B4
E3S-GS1RE4A/
E3S-GS1RB4A
E3S-GS1GE4A/
E3S-GS1GB4A
E3S-GS3E4/
E3S-GS3B4
Power
supply voltage 12 to 24 VDC, ripple (p-p): 10% max. 12 VDC –10% to 24
VDC +10%, ripple
(p-p): 10% max.
Current consumption
40 mA max.
Sensing distance
1 cm 3 cm
Standard objects
T
ransparent (2 x 3 mm)
Opaque and
translucent (3 mm)
Control
output
DC
solid-state
Load
Models with suffix –E4:
80 mA max.
Models with suf
fix -B4:
100 mA max.
output
solid state
Voltage
output
2 V max.
Response time (ON, OFF)
1 ms max.
Sensitivity Adjustable
10-cycle trimmer
Adjustable
Operation mode
Wire-selectable (Refer to
“Output Circuit.”
)
Indicators
Light indicator (red), stability indicator (green)
Enclosure rating
IEC 144
IP65 IP65 IP67
NEMA
1, 2, 12 1, 2, 12
1, 3, 4X, 6, 12
Housing material
Plastic Metal
Light source
Green LED Red LED Green LED
Infrared LED
Ambient temperature
Operating: –25 to 55
°C
Engineering Data
Passing Speed vs. Width of Object
E3S-GS3
Width of sensing object (mm)
Passing
speed (m/s)
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Operation
Output Circuits
E3S-GS1E4 (NPN Output)
E3S-GS1RE4A (NPN Output)
E3S-GS1GE4A (NPN Output)
E3S-GS1B4 (PNP Output)
E3S-GS1RB4A (PNP Output)
E3S-GS1GB4A (PNP Output)
E3S-GS3E4 E3S-GS3B4
Main circuit
+V
Output
Brown
Black
Blue
Light-ONDark-
ON
Blue
Black
Brown
0 V
+V
Brown
Black
Blue
Light-ONDark-
ON
Blue
Black
Brown
0 V
Output
2.2
Ω
+V
Output
Brown
Black
Blue
Light-ONDark-
ON
Blue
Black
Brown
0 V
+V
Brown
Black
Blue
Light-ONDark-
ON
Blue
Black
Brown
0 V
Output
2.2
Ω
Main circuit
Main circuit
Main circuit
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Timing Chart
E3S-GS3E4 E3S-GS3B4
Light
LIGHT
Indicator
Output
transistor
Load
(relay,
etc.)
Output voltage
(logic, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
H
L
ON
OFF
Light-ON Dark-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay
, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
ON
OFF
Light-ON Dark-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay
, etc.)
Output voltage
(logic, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
H
L
ON
OFF
Light-ON Dark-ON
Light
LIGHT
Indicator
Output
transistor
Load
(relay
, etc.)
Incident
Interrupted
ON
OFF
Operates
Releases
ON
OFF
Light-ON Dark-ON
E3S-GS1E4
E3S-GS1RE4A
E3S-GS1GE4A
E3S-GS1B4
E3S-GS1RB4A
E3S-GS1GB4A
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Dimensions
Note: All
units are in millimeters unless otherwise indicated.
E3S-GS1j4
Cord:
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight:
approx. 100 g
E3S-GS1Rj4A
E3S-GS1Gj4A
Cord:
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight:
approx. 100 g
E3S-GS3j4
Cord:
4-mm dia., 18/0.12, 3-conductor
Standard length: 2 m
Weight:
approx. 230 g
Mounting Holes
Mounting Holes
Mounting Holes
SENSITIVITY adjusterIndicator
Two, 5.5 dia. holes
Optical axis
20
12.5
0.2
1127
10.3
40
10
52
10
13.5
45
65
6
8
40
Two M5 holes
SENSITIVITY adjusterIndicator
10 (Optical axis)
Two,
4.5
dia.
holes
14.8 dia.
SENSITIVITY
adjuster
Indicator
Optical axis
Two, 6.5 dia. holes
40
Two, M6 holes
40
Two M5 holes
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Installation
Connections
Relay Load
Note: By
connecting the brown (red) and blue (black) wires conversely
, the load operates when there is incident light.
Operating load
condiction
Light-ON
Connection method
80 mA max.
Load
Output
Brown
Black
Blue
0 V
12 to 24 V
With Sensor Controller (S3D2)
The
operation of the sensor is reversible with the signal input selector of the S3D2.
Sensing method
Diffuse reflective
Connection method
S3D2
+12 V 0 V
IN
1
Brown
Black
Blue
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Page 8
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OMRON Corporation
Sensing
Components & Systems Division
28th Fl., Crystal T
ower Bldg.
1-2-27, Shiromi, Chuo-ku,
Osaka 540 Japan
Phone: 06-949-6012 Fax: 06-949-6021
ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.
To
convert millimeters into inches, multiply by 0.03937. T
o convert grams into ounces, multiply by 0.03527.
Cat. No. E036-E1-2In the interest of product improvement, specifications are subject to change without notice.
Printed
in Japan
0395-0.5M (0395)
a
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