Super-compact Proximity Sensor

E2S

Advanced Performance and Wide Range of Selections in a Supercompact Size

DC 2-Wire Models

Model

E2S-W11
 E2S-W12

E2S-Q11
 E2S-Q12

E2S-W21
 E2S-W22

E2S-Q21
 E2S-Q22

Sensing surface

Top

Front

Top

Front

Sensing distance

1.6 mm ±15%

2.5 mm ±15%

Set distance

0 to 1.2 mm

0 to 1.9 mm

Differential travel

10% max. of sensing distance

Detectable object

Ferrous metal (The sensing distance decreases with non-ferrous metal. Refer to Data Sheet.)

Standard sensing object

Iron, 12 × 12 × 1 mm

Iron, 15 × 15 × 1 mm

Response frequency *

1 kHz min.

Power supply voltage
 (operating voltage range)

12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max.

Leakage current

0.8 mA max.

Control
 output

Load current

3 to 50 mA max.

Residual voltage

3 V max. (under load current of 50 mA with cable length of 1 m)

Indicators

[][]1 Models: Operation indicator (red), Setting indicator (green)
 [][]2 Models: Operation indicator (red)

Operation mode
 (with sensing object
 approaching)

[][]1 Models: NO
 [][]2 Models: NC
 Refer to Data Sheet.

The response frequency is an average value. Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object, and a set distance of half the sensing distance.

DC 3-Wire Models

Model

E2S-W13
 E2S-W14

E2S-Q13
 E2S-Q14

E2S-W23
 E2S-W24

E2S-Q23
 E2S-Q24

E2S-W15
 E2S-W16

E2S-Q15
 E2S-Q16

E2S-W25
 E2S-W26

E2S-Q25
 E2S-Q26

Sensing surface

Top

Front

Top

Front

Top

Front

Top

Front

Sensing distance

1.6 mm ±15%

2.5 mm ±15%

1.6 mm ±15%

2.5 mm ±15%

Set distance

0 to 1.2 mm

0 to 1.9 mm

0 to 1.2 mm

0 to 1.9 mm

Differential travel

10% max. of sensing distance

Detectable object

Ferrous metal (The sensing distance decreases with non-ferrous metal. Refer to Datasheet.)

Standard
 sensing object

Iron, 12 × 12 × 1 mm

Iron, 15 × 15 × 1 mm

Iron, 12 × 12 × 1 mm

Iron, 15 × 15 × 1 mm

Response
 frequency *

1 kHz min.

Power supply
 voltage (operating
 voltage range)

12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max.

Current
 consumption

13 mA max. at 24 VDC (no-load)

Control
 output

Load
 current

NPN open-collector output, 50 mA max. (30 VDC max.)

PNP open-collector output, 50 mA max. (30 VDC max.)

Residual
 voltage

1.0 V max. (under load current of 50 mA with cable length of 1 m)

Indicators

Operation indicator (orange)

Operation mode
 (with sensing
 object
 approaching)

[][]3 Models: NO
 [][]4 Models: NC
 Refer to datasheet.

[][]5 Models: NO
 [][]6 Models: NC
 Refer to datasheet.

 The response frequency is an average value. Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object, and a set distance of half the sensing distance.

Specifications

Model

E2S-[][][]

Protection circuits

Reverse polarity protection, Surge suppressor

Ambient temperature range

Operating: -25 to 70°C (with no icing or condensation),
 Storage: -40 to 85°C (with no icing or condensation)

Ambient humidity range

Operating: 35% to 90% (with no condensation), Storage: 35% to 95% (with no condensation)

Temperature influence

±15% max. of sensing distance at 23°C in the temperature range of -25 to 70°C

Voltage influence

±2.5% max. of sensing distance at rated voltage in rated voltage ±10% range

Insulation resistance

50 MΩ min. (at 500 VDC) between current-carrying parts and case

Dielectric strength

1,000 VAC for 1 min between current-carrying parts and case

Vibration resistance

Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions

Shock resistance

Destruction: 500 m/s2 3 times each in X, Y, and Z directions

Degree of protection

IEC 60529 IP67

Connection method

Pre-wired Models (Standard cable length: 1 m)

Weight (packed state)

Approx. 10 g

Materials

Case

Polyarylate resin

Accessories

Mounting Brackets