Omron E2EC DATASHEET

Ultra Small Inductive Proximity Sensor

E2EC

Subminiature Sensor
for demanding mounting
conditions

• 3 mm dia sensing head for most demanding mounting
conditions

• 18 mm long ultra short M12 size housing

Applications

Check of a robot hand chucking

The proximity sensor which can be attached to a
moving part like a chucking robot.

E2EC

Ordering Information

Sensors

DC 2-wire

Shape Sensing distance

3-mm dia. * E2EC-CR8D1 E2EC-CR8D2

Shield

Note: A different frequency type is available. (E2EC-@@5; e.g.E2EC-CR8D15)

5.4-mm dia. * E2EC-C1R5D1 E2EC-C1R5D2
8-mm dia. * E2EC-C3D1

M12* E2EC-X4D1 E2EC-X4D2

Accessories (Order Separately)

Mounting Brackets

Shape Model Applicable models

Y92E-F5R4 E2EC-C1R5D@

0.8mm

1.5mm

3mm

4mm

E2EC

Model

Operating status

NO NC

E2EC-C3D2

D-107E2EC

Rating/performance

Type DC 2-wire

Item Model E2EC-CR8D@ E2EC-C1R5D@ E2EC-C3D@ E2EC-X4D@
Sensing distance 0.8 mm ±15% 1.5 mm ±10% 3 mm ±10% 4 mm ±10%
Setting distance 0 to 0.56 mm 0 to 1.05 mm 0 to 2.1 mm 0 to 2.8 mm
Differential distance 10% max.
Sensing object Ferrous metal (Sensitivity lowers with non-ferrous metals)
Standard sensing object Iron, 5 × 5 × 1 mm Iron, 8 × 8 × 1 mm Iron, 12 × 12 × 1 mm
Response frequency 1.5 kHz 1 kHz
Power supply

(Operating voltage range)
Current consumption --­Leakage current 0.8 mA max.

Switching
Control
output

Indicator lamp

Operating status (with
sensing object approaching)

Protective circuits Surge absorber, short-circuit protection
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 ±20%max. of sensing distance at 23° in temperature range of -25° to 70°
Voltage influence ±2.5% max. of sensing distance within a range of ±15% of rated power supply voltage
Insulation resistance 50 MΩ min. (at 500 VDC) between current carry parts and case
Dielectric strength 1,000 VAC for 1 min between current carry parts and case
Vibration resistance 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions
Shock resistance Destruction: 1,000 m/s2 for 10 times each in X, Y, and Z directions
Protective structure IEC60529 IP67
Connection method Pre-wired models (standard length: 2 m)
Weight (Packed state) Approx. 45 g

Material

Accessories Mounting bracket, instruction manual

* The response frequencies for DC switching are average values measured on condition that the distance between each sensing object is twice as large as the size

of the sensing object and the sensing distance set is half of the maximum sensing distance.

capacity

Residual

voltage

Case Brass

Sensing surface

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

5 to 100 mA

3.0 V max. (under load current of 100 mA with cable length of 2 m)

D1 type: Operation indicator (red LED), Operation set indicator (green LED) D2 type: Operation indicator
(red LED)

D1 models: NO
D2 models: NC

ABS

D-108 Inductive Sensors

Characteristic data (typical)

Sensing Distance vs. Sensing Object

E2EC-CR8D1 E2EC-C1R5D1 E2EC-C3D1

1.0

0.8

0.6

Sensing distance X (mm)

0.4

#

d

t

mm

=1

0.2

X

Mild steel

Stainless steel
(SUS304)

Brass

Aluminum

Copper

2.0

1.5

1.0

Sensing distance X (mm)

#

d

0.5

t

mm

=1

X

Mild steel

Stainless steel (SUS304)

Brass

Copper

Aluminum

4

#

d

X

3

2

Sensing distance X (mm)

1

t

mm

=1

Mild steel

Stainless steel
(SUS304)

Brass

Aluminum

Copper

510 2015 25 30 350

E2EC-X4D1

5

#

d

t

mm

=1

X

4

3

Sensing distance X (mm)

2

1

510 2015 25 30 350

Side of sensing object d (mm)

Mild steel

Stainless steel (SUS304)

Brass

Aluminum

Copper

Side of sensing object d (mm)

510 2015 25 30 350

Side of sensing object d (mm)

0

510 2015 25 30 35

Side of sensing object d (mm)

E2EC

D-109E2EC