1
CSM_E3S-GS3E4_DS_E_3_1
Grooved-type Photoelectric Sensor
E3S-GS3E4
A Grooved-type Sensor That Doesn't
Require Optical Axes Alignment
Be sure to read Safety Precautions
on page 2.
Ordering Information
Grooved-type Photoelectric Sensor
Ratings and Specifications
Sensing method Appearance Sensing distance Model
Grooved-type E3S-GS3E4 2M
Sensing method Grooved-type
Item Model E3S-GS3E4
Sensing distance 30 mm
Standard sensing object Opaque, 6-mm dia. min.
Minimum detectable object 3-mm dia. min. (black mark on transparent sheet)
Light source (wavelength) Infrared LED (950 nm)
Power supply voltage 12 to 24 VDC ±10%, ripple (p-p): 10% max.
Current consumption 40 mA max.
Control output Load power supply voltage: 24 VDC max., Load current: 80 mA max. (residual voltage: 2 V max.);
NPN voltage output; Light-ON/Dark-ON mode selector
Protection circuits Power supply reverse polarity, Output short-circuit protection
Response time Operate or reset: 1 ms max.
Sensitivity adjustment One-turn adjuster
Ambient illumination
(Receiver side)
Incandescent lamp: 3,000 lx max.
Sunlight: 10,000 lx max.
Ambient temperature Operating: −25 to 55°C (with no icing or condensation)
Storage: −40 to 70°C (with no icing or condensation)
Ambient humidity Operating: 35% to 85% (with no condensation)
Storage: 35% to 95% (with no condensation)
Insulation resistance 20 MΩ min. (at 500 VDC)
Dielectric strength 1,000 VAC at 50/60 Hz for 1 min
Vibration resistance (destruction) 10 to 55 Hz with a 1.5-mm double amplitude for 2 h each in X, Y and Z directions
Shock resistance (destruction) 500 m/s2, for 3 times each in X, Y and Z directions
Degree of protection IEC IP67
Connection method Pre-wired (standard length: 2 m)
Weight (packed state) Approx. 330 g
Materials
Case Zinc die-cast
Lens Polycarbonate
Indicator window Polycarbonate
Accessories Adjustment screwdriver, Sensitivity adjuster, Instruction sheet
Infrared light
30 mm
E3S-GS3E4
2
I/O Circuit Diagrams
NPN Output
*1. Invert the connection to switch between Light ON and Dark ON.
*2. Voltage output (When connecting a transistor circuit, etc.)
Safety Precautions
This product is not designed or rated for
ensuring safety of persons. Do not use it for
such purpose.
Do not use the product in atmospheres or environments that
exceed product ratings.
(Unit: mm)
Dimensions Unless otherwise specified, the tolerance class IT16 is used for dimensions in this data sheet.
Model Operation
mode Timing charts Connection
method Output circuit
E3S-GS3E4
Light ON Brown cable: +V
Blue cable: 0 V
Dark ON Brown cable: 0 V
Blue cable: +V
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
H
L
Light
indicator
(red)
(Between brown and black)
(Between blue and black)
Output
transistor
Load 1
(e.g., relay)
Load 2
Light
indicator
(red)
Stability
indicator
(green)
Photo-
electric
Sensor
main
circuit
1.5 to
4 mA
12 to
24 VDC
0 V
Brown *1
Black
*2
ZLoad 2
Load 1
(relay)
Blue *1
Incident light
No incident light
ON
OFF
ON
OFF
Operate
Reset
H
L
Light
indicator
(red)
(Between blue and black)
(Between brown and black)
Output
transistor
Load 1
(e.g., relay)
Load 2
WARNING Precautions for Correct Use
E3S-GS3E4
10
45
12.5
6
40
12.5
83.6
72 7
3052
14
11.3
20
40
Mounting Holes
Optical axis Sensitivity adjuster
Light indicator
(red)
Stability indicator
(green)
Two, M6 holes
4-dia. vinyl-insulated round cable
with 3 conductors
(Conductor cross section: 0.2 mm2,
Insulator diameter: 1.2 mm),
Standard length: 2 m
Two, 6.5 dia.
In the interest of product improvement, specifications are subject to change without notice.