Smart Proximity Sensor

E2NC

Smart Proximity Sensor with Separate Amplifier Enables Easily Making Highprecision Sensitivity Settings.

Sensor Heads

Model

E2NC-EDR6-F

E2NC-ED01(-[])

E2NC-ED02(-[])

E2NC-EM02(-[])

3 dia. × 18 mm

5.4 dia. × 18 mm

8 dia. × 22 mm

M10 × 22 mm

Sensing Distances

0.6 mm

1 mm

2 mm

2 mm

Sensing object

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

Standard sensing object

5 × 5 mm

5 × 5 mm

10 × 10 mm

10 × 10 mm

Material: iron (t = 3, S50C)

Repeatability *1

1 μm

1 μm

2 μm

2 μm

Hysteresis distance

Variable

Temperature
 characteristics
 *2

Sensor Head

0.3%/°C

0.08%/°C

0.08%/°C

0.08%/°C

Preamplifier
 and Amplifier

0.08%/°C

Ambient
 temperature
 range *3

Operating

-10°C to 60°C (with no icing or condensation)

Storage

-10°C to 60°C
 (with no icing or
 condensation)

-20°C to 70°C (with no icing or condensation)

Ambient humidity

Operating/storage: 35% to 85% (with no condensation)

Insulation resistance

50 MΩ min. (at 500 VDC)

Dielectric strength

1,000 VAC at 50/60 Hz for 1 min between current carry parts and case

Vibration resistance
 (destruction)

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

Shock resistance (destruction)

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

Degree of protection (Sensor
 Head)

IEC60529 IP67

Weight (packed state) *6

Approx. 120 g

Materials

Sensor Head

Brass

SUS

Brass

Brass

Sensing surface

Heat-resistant ABS

Clamping nut

---

Nickel-plated
 brass

Toothed washer

---

Zinc-plated iron

Preamplifier

PES

Connection method *7

Connector (Standard models and models with Protective Spiral Tube: The standard
 cable length is 2.6 m, Free-cut models: The standard cable length is 3.6 m.)

Accessories

Instruction Manual, Mounting Brackets

Model

E2NC-EV05(-[])

E2NC-EM07M(-[])

E2NC-EM02H

30 × 14 × 4.8 mm

M18 × 46.3 mm

M12 × 22 mm

Sensing Distances

5 mm

7 mm

2 mm

Sensing object

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

Standard sensing object

15 × 15 mm

22 × 22 mm

20 × 20 mm

Material: iron (t = 3, S50C)

Repeatability *1

2 μm

5 μm

2 μm

Hysteresis distance

Variable

Temperature
 characteristics
 *2

Sensor Head

0.04%/°C

0.08%/°C

0.2%/°C

Preamplifier
 and Amplifier

0.08%/°C

Ambient
 temperature
 range *3

Operating

-10°C to 60°C (with no icing or condensation)

-10°C to 200°C
 (with no icing or
 condensation) *4

Storage

-20°C to 70°C (with no icing or condensation)

Ambient humidity

Operating/storage: 35% to 85% (with no condensation)

Insulation resistance

50 MΩ min. (at 500 VDC)

Dielectric strength

1,000 VAC at 50/60 Hz for 1 min between current carry parts and case

Vibration resistance
 (destruction)

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

Shock resistance (destruction)

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

Degree of protection (Sensor
 Head)

IEC60529 IP67

IEC60529 IP60 *5

Weight (packed state) *6

Approx. 120 g

Materials

Sensor Head

Zinc

Brass

Brass

Sensing surface

Heat-resistant ABS

PEEK

Clamping nut

---

Nickel-plated brass

Toothed washer

---

Zinc-plated iron

Preamplifier

PES

PEEK

Connection method *7

Connector (Standard models and models with Protective Spiral Tube: The standard
 cable length is 2.6 m, Free-cut models: The standard cable length is 3.6 m.)

Accessories

Instruction Manual, Mounting Brackets










1. Repeatability: The standard reference object at 1/2 of the measurement range.
 2. Temperature characteristic: The standard reference object at 1/2 of the measurement range.
 3. Do not expose the product to rapid temperature changes, otherwise the characteristics may be deteriorated.
 4. Sensor Head only (The ambient temperature of other parts is -10 to 60°C)
 5. Do not expose the product to steam. This product does not have any protection mean against water.
 6. The protective spiral tube adds another 90 g to the weight.
 7. Standard length is the length containing the preamplifier and connector. 

Amplifier Unit

Types

Advanced models

Model for Sensor
 Communications Unit *1

NPN output

E2NC-EA21

E2NC-EA7TW

E2NC-EA7

E2NC-EA10

E2NC-EA0

PNP output

E2NC-EA51

E2NC-EA9TW

E2NC-EA9

E2NC-EA40

Connecting method

Pre-wired
 (2 m)

Wire-saving Connectors

Connector for
 Sensor Com-
 munications
 Unit Pre-
 wired (2 m)

Connector for
 Sensor Com-
 munications
 Unit

Input/
 output

Output

2 outputs

1 output

1 output *2

2 outputs *3

External
 inputs *4

1 input

---

1 input

---

---

Power supply voltage

10 to 30 VDC, including 10% ripple (p-p)

Refer to the communication unit
 specifications.

Power consumption *5

At Power Supply Voltage of 24 VDC
 Normal mode: 1,080 mW max. (Current consumption at 45 mA max.),
 Eco function ON: 840 mW max. (Current consumption at 35 mA max.),
 Eco function LO: 960 mW max. (Current consumption at 40 mA max.)

Control output

Load power supply voltage: 30 VDC max., open collector output
 Load current: Groups of 1 to 3 Amplifier Units: 100 mA max., Groups of
 4 to 30 Amplifier Units: 20 mA max.
 Residual voltage:
 At load current of less than 10 mA: 1 V max.
 At load current of 10 to 100 mA: 2 V max.
 OFF current: 0.1 mA max.

Refer to the
 communication
 unit
 specifications.

Indicators

7-segment displays (Sub digital display: green, Main digital display: white)
 Display direction: Switchable between normal and reversed.
 OUT indicator (orange), NO/NC indicator (orange), ST indicator (blue) and
 OUT selection indicator (orange, only on models with 2 outputs)

Protection circuits

Power supply reverse polarity protection, output short-circuit protection and output reverse polarity protection

Power supply
 reverse polarity
 protection,
 output
 short-circuit
 protection

Response
 time

Super-high-
 speed mode
 (SHS)

Operate or reset: 150 μs

High-speed
 mode (HS)

Operate or reset: 300 μs (default setting)

Standard
 mode (Stnd)

Operate or reset: 1 ms

GIGA power
 mode (GIGA)

Operate or reset: 4 ms

Sensitivity adjustment

Smart Tuning (Fine Positioning, 2-point Tuning, Position Tuning, Percentage Tuning (-99% to
 99%), Full Auto Tuning, or manual adjustment

Maximum connectable
 Units


16 units

With E3NW-ECT:
 30 units *6
 With E3NW-CCL:
 16 units

No. of Units for mutual
 interference prevention

Up to five units, intermittent oscillation method
 (response time = (No. of connected units + 1) x 15 ms)
 Note: The mutual interference prevention function is disabled if Super High Speed
 mode (SHS) is selected for detection function.

Functions

Operation
 mode

NO (Normally Open)/NC (Normally closed)

Timer

Select from timer disabled, OFF-delay, ON-delay, one-shot, or ON-delay + OFF-delay timer:
 1 to 9,999 ms

Differential
 detection

Single edge: Can be set to 250 μs, 500 μs, 1 ms, 10 ms, or 100 ms.

Zero reset

Provided
 Zero-reset is accompanied by a change of detection distance.
 After zero-reset, some threshold level may also cause a change of the indication by influence
 of other settings.

Resetting
 settings *7

Select from initial reset (factory defaults) or user reset (saved settings).

Eco mode

Select from OFF (digital display lit), Eco ON (digital display not lit), and Eco LO (digital display
 dimmed).

Bank
 switching

Select from banks 1 to 4.

Output 1

Select from normal detection mode, area detection mode or differential detection mode.

Output 2

Select from normal detection
 mode, alarm output mode, error
 output mode or disconnection
 detection output mode.

---

---

Select from
 normal detection
 mode, alarm
 output mode,
 error output mode
 or disconnection
 detection output
 mode.

External
 input

Select from input
 OFF, 2-point
 Tuning, Percent-
 age Tuning, Full
 Auto Tuning, Fine
 Positioning, zero
 reset,
 synchronization
 detection, or bank
 switching.

---

Select from input
 OFF, 2-point
 Tuning, Percent-
 age Tuning, Full
 Auto Tuning, Fine
 Positioning, zero
 reset,
 synchronization
 detection, or bank
 switching.

---

---

Hysteresis
 width

Select from standard setting or user setting. For a user setting, the hysteresis width can be
 set from 0 to 9,999.

Changing
 the displays

Threshold/Detected intensity ratio, Peak receiving
 Detected amount/Bottom Detected amount,
 Threshold bar display, Peak Detected amount/
 Receiving Detected and CH number/Detected amount

Threshold/ Detected intensity ratio,
 Peak receiving Detected amount/
 Bottom Detected amount, Threshold
 bar display, Peak Detected amount/
 Receiving Detected and CH number/
 Detected amount

Ambient temperature
 range

Operating:
 Groups of 1 or 2 Amplifier Units: -25 to 55°C,
 Groups of 3 to 10 Amplifier Units: -25 to 50°C,
 Groups of 11 to 16 Amplifier Units: -25 to 45°C,
 Groups of 17 to 30 Amplifier Units: -25 to 40°C
 Storage: -30 to 70°C (with no icing or condensation)

Operating:
 Groups of 1 or 2 Amplifier Units:
 0 to 55°C,
 Groups of 3 to 10 Amplifier Units:
 0 to 50°C,
 Groups of 11 to 16 Amplifier Units:
 0 to 45°C,
 Groups of 17 to 30 Amplifier Units:
 0 to 40°C
 Storage: -30 to 70°C (with no icing
 or condensation)

Ambient humidity range

Operating and storage: 35 to 85% (with no condensation) within the surrounding air
 temperature range shown above

Altitude

2,000 m max.

Installation environment

Pollution degree 3

Insulation resistance

20 MΩ min. (at 500 VDC)

Dielectric strength

1,000 VAC at 50/60 Hz for 1 min

Vibration resistance
 (destruction)

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

Shock resistance
 (destruction)

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

150 m/s2 for 3 times each in X, Y,
 and Z directions

Weight (packed state/
 Sensor only)

Approx. 115 g/
 Approx. 75 g

Approx. 60 g/
 Approx. 20 g

Approx. 60 g/
 Approx. 20 g

Approx. 95 g/
 Approx. 45 g

Approx. 65 g/
 Approx. 25 g

Materials

Case

Polycarbonate (PC)

Cover

Polycarbonate (PC)

Cable

PVC

Accessories

Instruction Manual

1. The communication unit is compatible with EtherCAT type E3NW-ECT and E3NW-CCL of CC-Link. This unit is not usable with E3NW-CRT.
 2. Channel 1 of each amplifier unit is output as the output drawn by the cord.
 3. Output signals from two sensors are assigned to the PLC via the network. Various settings can be changed and detected values can be read by operating the PLC via the network.
 4. The following details apply to the input.


Contact input (relay or switch)

Non-contact input (transistor)

Input time
 *4-1

NPN output
 E2NC-EA21
 E2NC-EA7

ON: Shorted to 0 V (Sourcing current:
 1 mA max.).
 OFF: Open or shorted to Vcc.

ON: 1.5 V max. (Sourcing current: 1 mA max.)
 OFF: Vcc - 1.5 V to Vcc (Leakage current:
 0.1 mA max.)

ON: 9 ms min.
 OFF: 20 ms min.

PNP output
 E2NC-EA51
 E2NC-EA9

ON: Shorted to Vcc (Sinking current:
 3 mA max.).
 OFF: Open or shorted to 0 V.

ON: Vcc - 1.5 V to Vcc (Sinking current: 3 mA
 max.)
 OFF: 1.5 V max. (Leakage current: 0.1 mA max.)

 4-1. Input time is 25 ms (ON)/(OFF) only when (in tUnE) or (in PtUn) input is selected.
 5. At Power supply voltage of 10 to 30 VDC Normal mode: 1,110 mW max. (Current consumption: 37 mA max. at 30 VDC, 76 mA max. at 10 VDC) Eco function ON: 900 mW max. (Current consumption: 30 mA max. at 30 VDC, 48 mA max. at 10 VDC) Eco function LO: 1,020 mW max. (Current consumption: 34 mA max. at 30 VDC, 58 mA max. at 10 VDC)
 6. When connected to an OMRON NJ-series Controller. For details, refer to the communication unit manual.
 7. The bank is not reset by the user reset function or saved by the user save function.