1

CSM_E2S_DS_E_5_1

Super-compact Proximity Sensor

E2S

Advanced Performance and Wide

Range of Selections in a Super-

compact Size

• Only 5.5

× 5.5 mm with a built-in Amplifier.

• Maximum sensing distance: 2.5 mm. Stable detection even with

workpiece fluctuations.

• Response frequency: 1 kHz.

• Low current consumption.

Be sure to read Safety Precautions on

page 6.

Ordering Information

Sensors [Refer to Dimensions on page 7.]

DC 2-Wire Models

* Models with a different frequency are also available to prevent mutual interference. The model numbers are E2S-

@@@B (e.g., E2S-W11B).

DC 3-Wire Models

* Models with a different frequency are also available to prevent mutual interference. The model numbers are E2S-

@@@B (e.g., E2S-W13B).

Appearance

Sensing surface

Sensing distance

Model

Operation mode

NO

NC

Top

E2S-W11 1M *

E2S-W12 1M

Front

E2S-Q11 1M *

E2S-Q12 1M

Top

E2S-W21 1M *

E2S-W22 1M

Front

E2S-Q21 1M *

E2S-Q22 1M

Unshielded

1.6 mm

2.5 mm

Appearance

Sensing surface

Sensing distance

Output configuration

Model

Operation mode

NO

NC

Top

NPN

E2S-W13 1M *

E2S-W14 1M

Front

E2S-Q13 1M *

E2S-Q14 1M

Top

E2S-W23 1M *

E2S-W24 1M

Front

E2S-Q23 1M *

E2S-Q24 1M

Top

PNP

E2S-W15 1M *

E2S-W16 1M

Front

E2S-Q15 1M *

E2S-Q16 1M

Top

E2S-W25 1M *

E2S-W26 1M

Front

E2S-Q25 1M *

E2S-Q26 1M

Unshielded

1.6 mm

2.5 mm

1.6 mm

2.5 mm