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E2NC

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
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

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 Brass
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

*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
30 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)
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. 85 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.