Omron E2K-C DATASHEET

Long-distance Capacitive Proximity Sensor

E2K-C

Capacitive Proximity Sensor
with Adjustable Sensitivity

• Detects both metallic and non-metallic objects (glass,
lumber, water, oil, plastic, etc.) without direct contact.

• DC models acquire CE marking

Ordering Information

Sensors

Shape Sensing distance

Unshielded

34 dia.

3 to 25mm

Output specifications

DC 3-wire NPN
DC 3-wire PNP

Model

Operating status

NO NC

E2K-C25ME1
E2-KC25MF1

E2K-C25ME2
E2K-C25MF2

Accessories (Order Separately)

Mounting Brackets

Shape Model Quantity Remarks

Y92E-A34 1 Supplied with the product.

E2K-C

D-183E2K-C

Rating/Performance

Item Model E2K-C25M#1 E2K-C25M#2
Sensing distance * 25 mm
Sensing distance

adjustable range
Sensing object Conductors and dielectrics
Standard sensing object with grounded metal: 50 x 50 x 1t mm
Differential distance 15% max. of sensing distance (when adjusted to 25 mm ±10% with standard object)
Response frequency
Power supply(Operating

voltage range)
Current consumption E models: 10 mA max. at 12 VDC, 16 mA max. at 24 VDC

Leakage current

Switching
Control
output

Indicator lamp Detection indicator (red LED)
Operating status

(with sensing object
approaching)

Protective circuits Reverse connection protection, surge absorber
Ambient temperature Operating/Storage: -25°C to 70°C (with no icing or condensation)
Ambient humidity Operating/Storage: 35% to 95%RH (with no condensation)
Temperature influence ±15%max. of sensing distance at 23° within temperature range -10°C to 55°C
Voltage influence ±2% max. of sensing distance at a voltage between 85% and 115% of the rated power supply voltage
Insulation resistance 50 M min. (at 500 VDC) between current carry parts and case

Dielectric strength

Vibration resistance 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 for 10 times each in X, Y, and Z directions
Protective structure IEC 60529 IP66
Connection method Pre-wired models (standard length: 2 m)
Weight (Packed state) Approx. 200 g

Material

Accessories Mounting bracket, instruction manual

* The set distances are sensing distances applicable to standard sensing objects. Refer to Engineering Data for sensing distances applicable to other types of objects.

capacity

Residual

voltage

Case

Sensing

surface

3 to 25 mm

70 Hz

12 to 24 VDC, ripple (p-p): 10% max.,(10 to 40 VDC)

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.

200 mA max.

2 V max. (under load current of 200 mA with cable length of 2 m)

E1, Y1 models: NO
E2, Y2 models: NC

1000 VAC 50/60 Hz for 1 min
between energized part and case

Heat-resistant ABS resin

D-184 Capacitive Sensors