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Omron Long-distance Capacitive Sensor with Adjustable Sensitivity E2K-C

  • CE Marking for DC 3-wire models and AC/DC 2-wire models

  • Noise-resistant models are also available for environments with strong noise

Model

E2K-C25M[]1

E2K-C25M[]2

E2K-C25MY1

E2K-C25MY2

Sensing distance *

25 mm

Sensing distance adjustable
range

3 to 25 mm

Detectable object

Conductors and dielectrics

Standard sensing object

Grounded metal plate: 50 × 50 × 1 mm

Differential travel

15% max. of sensing sensing distance (when adjusted to 25 mm ±10% with standard
sensing object)

Response frequency

70 Hz

10 Hz

Power supply voltage
(operating voltage range)

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

100 to 220 VAC (90 to 250 VAC), 50/60 Hz

Current consumption

E and F Models: 10 mA max. at 12 VDC, 16 mA max. at 24 VDC

Leakage current

Y Models: 1 mA max. at 100 VAC (50/60 Hz) with output turned OFF, 2 mA max. at 200
VAC (50/60 Hz) with output turned OFF

Control
output

Load current

200 mA max.

5 to 200 mA (resistive load)

Residual voltage

2 V max. (Load current: 200 mA, Cable
length: 2 m)

Refer to Engineering Data on Data Sheet

Indicators

Detection indicator (red)

Operation indicator (red)

Operation mode
(with sensing object
approaching)

E1, F1, and Y1 Models: NO
E2, F2, and Y2 Models: NC
Refer to the timing charts under I/O Circuit Diagrams on Data Sheet for details.

Protection circuits

Reverse polarity protection,
Surge suppressor

Surge suppressor

Ambient temperature range

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

Ambient humidity range

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

Temperature influence

±15% max. of sensing distance at 23°C in the temperature range of -10 to 55°C
±25% max. of sensing distance at 23°C in the temperature range of -25 to 70°C

Voltage influence

±2% max. of sensing distance at the rated
voltage in rated voltage ±15% range

±2% max. of sensing distance at the rated
voltage in rated voltage +20%, -10% range
at 100 VAC, ±20% range at 200 VAC

Insulation
resistance

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

Dielectric strength

1,000 VAC, 50/60 Hz for 1 min between
current-carrying parts and case

1,500 VAC, 50/60 Hz for 1 min between
current-carrying parts and case

Vibration

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 10 times each in X, Y, and Z directions

Degree of protection

IEC 60529 IP66

Connection method

Pre-wired Models (Standard cable length: 2 m)

Weight (packed state)

Approx. 200 g

Materials

Case

Heat-resistant ABS

Sensing surface

Accessories

Mounting Bracket, Sensitivity adjustment driver, M4 screws, Instruction manual

 



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