Omron E3S-G DATASHEET

Sensing distance

Supply voltage

Output

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.

5 mm, 1 cm,
31 m

12 to 24 VDC

80 to 100 mA

E3S-G

Ordering Information

Application Groove width Model

Mark sensing

General-purpose

1 cm

3 cm

NPN output PNP output

E3S-GS1E4
E3S-GS1RE4
E3S-GS1GE4

E3S-GS3E4 E3S-GS3B4

E3S-GS1B4
E3S-GS1RB4
E3S-GS1GB4

1

E3S-G

output

solid state

Specifications

Ratings/Characteristics

Item E3S-GS1E4/

Power

supply voltage 12 to 24 VDC, ripple (p-p): 10% max. 12 VDC –10% to 24

Current consumption
Sensing distance
Standard objects

Control
output

Response time (ON, OFF)
Sensitivity Adjustable
Operation mode
Indicators
Enclosure rating

Housing material
Light source
Ambient temperature

DC
solid-state

Load

Voltage
output

IEC 144
NEMA

E3S-GS1B4

40 mA max.
1 cm 3 cm
T

ransparent (2 x 3 mm)

Models with suffix –E4:
Models with suf

2 V max.

1 ms max.

Wire-selectable (Refer to
Light indicator (red), stability indicator (green)
IP65 IP65 IP67
1, 2, 12 1, 2, 12
Plastic Metal
Green LED Red LED Green LED
Operating: –25 to 55

fix -B4:

E3S-GS1RE4A/

E3S-GS1RB4A

80 mA max.
100 mA max.

10-cycle trimmer

“Output Circuit.”

°C

E3S-GS1GE4A/

E3S-GS1GB4A

VDC +10%, ripple
(p-p): 10% max.

Opaque and
translucent (3 mm)

Adjustable

)

1, 3, 4X, 6, 12

Infrared LED

E3S-G

E3S-GS3E4/

E3S-GS3B4

Engineering Data

Passing Speed vs. Width of Object

E3S-GS3

Width of sensing object (mm)

Passing

speed (m/s)

2

E3S-G

Operation

Output Circuits

E3S-GS1E4 (NPN Output)
E3S-GS1RE4A (NPN Output)
E3S-GS1GE4A (NPN Output)

+V

Light-ONDark-

ON

Brown

Blue

E3S-GS1B4 (PNP Output)
E3S-GS1RB4A (PNP Output)
E3S-GS1GB4A (PNP Output)

2.2

Ω

+V

E3S-G

Light-ONDark-

ON

Brown

Blue

Output

Black

Blue

Black

Brown

Main circuit

Main circuit

0 V

E3S-GS3E4 E3S-GS3B4

Light-ONDark-

Brown

Black

Blue

ON

Blue

Black

Brown

Main circuit

Main circuit

+V

Output

0 V

2.2

Output

Black

Black

0 V

Blue

Brown

Light-ONDark-

Brown

Black

Blue

ON

Blue

Black

Brown

+V

Ω

Output

0 V

3