OMRON E2A - Proximity Sensors

E2A - Proximity Sensors OMRON - Free user manual and instructions

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USER MANUAL E2A OMRON

Cylindrical Proximity Sensor

E2A

High quality for extra long life in daily use

  • wide portfolio range through modular concept
  • designed and tested for extra long life
  • IP67 and IP69k for highest protection in wet environments
  • continuously high quality level through specialized manufacturing process
    DC 3-wire and DC 2-wire models
  • Normally open (NO), normally closed (NC) and antivalent (NO+NC) models
  • up to 30mm sensing distance
  • Stainless steel and brass housings
  • Pre-wired versions with different cable materials and diameters, M8 and M12 connector types, pre-wired types with cable end connectors

OMRON E2A - High quality for extra long life in daily use - 1

OMRON E2A - High quality for extra long life in daily use - 2

C E

Ordering Information

DC 3-wire models (NO + NC: DC 4-wire) *2

SizeSensing distanceConnec-tionBody materialThread length (overall length)Output configu-gurationOperation mode NOOperation mode NC
M8Shiel-DED2.0 mmPre-wiredStain-less steel*127 (40)PNPE2A-S08KS02-WP-B1 2ME2A-S08KS02-WP-B2 2M
NPNE2A-S08KS02-WP-C1 2ME2A-S08KS02-WP-C2 2M
49 (62)PNPE2A-S08LS02-WP-B1 2ME2A-S08LS02-WP-B2 2M
NPNE2A-S08LS02-WP-C1 2ME2A-S08LS02-WP-C2 2M
M12 connector27 (43)PNPE2A-S08KS02-M1-B1E2A-S08KS02-M1-B2
NPNE2A-S08KS02-M1-C1E2A-S08KS02-M1-C2
49 (65)PNPE2A-S08LS02-M1-B1E2A-S08LS02-M1-B2
NPNE2A-S08LS02-M1-C1E2A-S08LS02-M1-C2
M8 connector (3-pin)27 (39)PNPE2A-S08KS02-M5-B1E2A-S08KS02-M5-B2
NPNE2A-S08KS02-M5-C1E2A-S08KS02-M5-C2
49 (61)PNPE2A-S08LS02-M5-B1E2A-S08LS02-M5-B2
NPNE2A-S08LS02-M5-C1E2A-S08LS02-M5-C2
M8 connector (4-pin)27 (39)PNPE2A-S08KS02-M3-B1E2A-S08KS02-M3-B2
NPNE2A-S08KS02-M3-C1E2A-S08KS02-M3-C2
49 (61)PNPE2A-S08LS02-M3-B1E2A-S08LS02-M3-B2
NPNE2A-S08LS02-M3-C1E2A-S08LS02-M3-C2
Non-shiel-DED4.0 mmPre-wired27 (40)PNPE2A-S08KN04-WP-B1 2ME2A-S08KN04-WP-B2 2M
NPNE2A-S08KN04-WP-C1 2ME2A-S08KN04-WP-C2 2M
49 (62)PNPE2A-S08LN04-WP-B1 2ME2A-S08LN04-WP-B2 2M
NPNE2A-S08LN04-WP-C1 2ME2A-S08LN04-WP-C2 2M
M12 connector27 (43)PNPE2A-S08KN04-M1-B1E2A-S08KN04-M1-B2
NPNE2A-S08KN04-M1-C1E2A-S08KN04-M1-C2
49 (65)PNPE2A-S08LN04-M1-B1E2A-S08LN04-M1-B2
NPNE2A-S08LN04-M1-C1E2A-S08LN04-M1-C2
M8 connector (3-pin)27 (39)PNPE2A-S08KN04-M5-B1E2A-S08KN04-M5-B2
NPNE2A-S08KN04-M5-C1E2A-S08KN04-M5-C2
49 (61)PNPE2A-S08LN04-M5-B1E2A-S08LN04-M5-B2
NPNE2A-S08LN04-M5-C1E2A-S08LN04-M5-C2
M8 connector (4 pin)27 (39)PNPE2A-S08KN04-M3-B1E2A-S08KN04-M3-B2
NPNE2A-S08KN04-M3-C1E2A-S08KN04-M3-C2
49 (61)PNPE2A-S08LN04-M3-B1E2A-S08LN04-M3-B2
NPNE2A-S08LN04-M3-C1E2A-S08LN04-M3-C2
SizeSensing distanceConnec-tionBody materialThread length (overall length)Output confi-gurationOperation mode NOOperation mode NCOperation mode NO + NC
M12Shiel-DED4.0 mmPre-wiredBrass*334 (50)PNPE2A-M12KS04-WP-B1 2ME2A-M12KS04-WP-B2 2ME2A-M12KS04-WP-B3 2M
NPNE2A-M12KS04-WP-C1 2ME2A-M12KS04-WP-C2 2ME2A-M12KS04-WP-C3 2M
56 (72)PNPE2A-M12LS04-WP-B1 2ME2A-M12LS04-WP-B2 2ME2A-M12LS04-WP-B3 2M
NPNE2A-M12LS04-WP-C1 2ME2A-M12LS04-WP-C2 2ME2A-M12LS04-WP-C3 2M
M12 connectorBrass*334 (48)PNPE2A-M12KS04-M1-B1E2A-M12KS04-M1-B2E2A-M12KS04-M1-B3
NPNE2A-M12KS04-M1-C1E2A-M12KS04-M1-C2E2A-M12KS04-M1-C3
56 (70)PNPE2A-M12LS04-M1-B1E2A-M12LS04-M1-B2E2A-M12LS04-M1-B3
NPNE2A-M12LS04-M1-C1E2A-M12LS04-M1-C2E2A-M12LS04-M1-C3
M8 connector (3-pin)Brass*334 (48)PNPE2A-M12KS04-M5-B1E2A-M12KS04-M5-B2n.a.
NPNE2A-M12KS04-M5-C1E2A-M12KS04-M5-C2n.a.
56 (70)PNPE2A-M12LS04-M5-B1E2A-M12LS04-M5-B2n.a.
NPNE2A-M12LS04-M5-C1E2A-M12LS04-M5-C2n.a.
M8 connector (4-pin)Brass*334 (48)PNPE2A-M12KS04-M3-B1E2A-M12KS04-M3-B2n.a.
NPNE2A-M12KS04-M3-C1E2A-M12KS04-M3-C2n.a.
56 (70)PNPE2A-M12LS04-M3-B1E2A-M12LS04-M3-B2n.a.
NPNE2A-M12LS04-M3-C1E2A-M12LS04-M3-C2n.a.
Non-shiel-DED8.0 mmPre-wiredBrass*334 (50)PNPE2A-M12KN08-WP-B1 2ME2A-M12KN08-WP-B2 2ME2A-M12KN08-WP-B3 2M
NPNE2A-M12KN08-WP-C1 2ME2A-M12KN08-WP-C2 2ME2A-M12KN08-WP-C3 2M
56 (72)PNPE2A-M12LN08-WP-B1 2ME2A-M12LN08-WP-B2 2ME2A-M12LN08-WP-B3 2M
NPNE2A-M12LN08-WP-C1 2ME2A-M12LN08-WP-C2 2ME2A-M12LN08-WP-C3 2M
M12 connectorBrass*334 (48)PNPE2A-M12KN08-M1-B1E2A-M12KN08-M1-B2E2A-M12KN08-M1-B3
NPNE2A-M12KN08-M1-C1E2A-M12KN08-M1-C2E2A-M12KS08-M1-C3
56 (70)PNPE2A-M12LN08-M1-B1E2A-M12LN08-M1-B2E2A-M12LS08-M1-B3
NPNE2A-M12LN08-M1-C1E2A-M12LN08-M1-C2E2A-M12LS08-M1-C3
M8 connector (3-pin)Brass*334 (48)PNPE2A-M12KN08-M5-B1E2A-M12KN08-M5-B2n.a.
NPNE2A-M12KN08-M5-C1E2A-M12KN08-M5-C2n.a.
56 (70)PNPE2A-M12LN08-M5-B1E2A-M12LN08-M5-B2n.a.
NPNE2A-M12LN08-M5-C1E2A-M12LN08-M5-C2n.a.
M8 connector (4-pin)Brass*334 (48)PNPE2A-M12KN08-M3-B1E2A-M12KN08-M3-B2n.a.
NPNE2A-M12LN08-M3-C1E2A-M12LN08-M3-C2n.a.
56 (70)PNPE2A-M12LN08-M3-B1E2A-M12LN08-M3-B2n.a.
NPNE2A-M12LN08-M3-C1E2A-M12LN08-M3-C2n.a.
M18Shiel-DED8.0 mmPre-wiredBrass*339 (59)PNPE2A-M18KS08-WP-B1 2ME2A-M18KS08-WP-B2 2ME2A-M18KS08-WP-B3 2M
NPNE2A-M18KS08-WP-C1 2ME2A-M18KS08-WP-C2 2ME2A-M18KS08-WP-C3 2M
61 (81)PNPE2A-M18LS08-WP-B1 2ME2A-M18LS08-WP-B2 2ME2A-M18LS08-WP-B3 2M
NPNE2A-M18LS08-WP-C1 2ME2A-M18LS08-WP-C2 2ME2A-M18LS08-WP-C3 2M
M12 connectorBrass*339 (53)PNPE2A-M18KS08-M1-B1E2A-M18KS08-M1-B2E2A-M18KS08-M1-B3
NPNE2A-M18KS08-M1-C1E2A-M18KS08-M1-C2E2A-M18KS08-M1-C3
61 (75)PNPE2A-M18LS08-M1-B1E2A-M18LS08-M1-B2E2A-M18LS08-M1-B3
NPNE2A-M18LS08-M1-C1E2A-M18LS08-M1-C2E2A-M18LS08-M1-C3
M8 connector (3-pin)Brass*339 (53)PNPE2A-M18KS08-M3-B1E2A-M18KS08-M3-B2n.a.
NPNE2A-M18KS08-M3-C1E2A-M18KS08-M3-C2n.a.
61 (75)PNPE2A-M18LS08-M3-B1E2A-M18LS08-M3-B2n.a.
NPNE2A-M18LS08-M3-C1E2A-M18LS08-M3-C2n.a.
Non-shiel-DED16.0 mmPre-wiredBrass*339 (59)PNPE2A-M18KN16-WP-B1 2ME2A-M18KN16-WP-B2 2ME2A-M18KN16-WP-B3 2M
NPNE2A-M18KN16-WP-C1 2ME2A-M18KN16-WP-C2 2ME2A-M18KN16-WP-C3 2M
61 (81)PNPE2A-M18LN16-WP-B1 2ME2A-M18LN16-WP-B2 2ME2A-M18LN16-WP-B3 2M
NPNE2A-M18LN16-WP-C1 2ME2A-M18LN16-WP-C2 2ME2A-M18LN16-WP-C3 2M
M12 connectorBrass*339 (53)PNPE2A-M18KN16-M1-B1E2A-M18KN16-M1-B2E2A-M18KN16-M1-B3
NPNE2A-M18LN16-M1-C1E2A-M18KN16-M1-C2E2A-M18KS16-M1-C3
61 (75)PNPE2A-M18LN16-M1-B1E2A-M18LN16-M1-B2E2A-M18LS16-M1-B3
NPNE2A-M18LN16-M1-C1E2A-M18LN16-M1-C2E2A-M18LS16-M1-C3
M8 connector (3-pin)Brass*339 (53)PNPE2A-M18KN16-M5-B1E2A-M18KN16-M5-B2n.a.
NPNE2A-M18KN16-M5-C1E2A-M18KN16-M5-C2n.a.
61 (75)PNPE2A-M18LN16-M5-B1E2A-M18LN16-M5-B2n.a.
NPNE2A-M18LN16-M5-C1E2A-M18LN16-M5-C2n.a.
M8 connector (4-pin)Brass*339 (53)PNPE2A-M18KN16-M3-B1E2A-M18KN16-M3-B2n.a.
NPNE2A-M18LN16-M3-C1E2A-M18LN16-M3-C2n.a.
61 (75)PNPE2A-M18LN16-M3-B1E2A-M18LN16-M3-B2n.a.
NPNE2A-M18LN16-M3-C1E2A-M18LN16-M3-C2n.a.
SizeSensing distanceConnec-tionBody materialThread length (overall length)Output config-gurationOperation mode NOOperation mode NCOperation mode NO + NC
M30Shiel-DED15.0 mmPre-wiredBrass*344 (64)PNPE2A-M30KS15-WP-B1 2ME2A-M30KS15-WP-B2 2ME2A-M30KS15-WP-B3 2M
NPNE2A-M30KS15-WP-C1 2ME2A-M30KS15-WP-C2 2ME2A-M30KS15-WP-C3 2M
66 (86)PNPE2A-M30LS15-WP-B1 2ME2A-M30LS15-WP-B2 2ME2A-M30LS15-WP-B3 2M
NPNE2A-M30LS15-WP-C1 2ME2A-M30LS15-WP-C2 2ME2A-M30LS15-WP-C3 2M
M12 connectorBrass*344 (58)PNPE2A-M30KS15-M1-B1E2A-M30KS15-M1-B2E2A-M30KS15-M1-B3
NPNE2A-M30KS15-M1-C1E2A-M30KS15-M1-C2E2A-M30KS15-M1-C3
66 (80)PNPE2A-M30LS15-M1-B1E2A-M30LS15-M1-B2E2A-M30LS15-M1-B3
NPNE2A-M30LS15-M1-C1E2A-M30LS15-M1-C2E2A-M30LS15-M1-C3
M8 connector (3-pin)Brass*344 (58)PNPE2A-M30KS15-M5-B1E2A-M30KS15-M5-B2n.a.
NPNE2A-M30KS15-M5-C1E2A-M30KS15-M5-C2n.a.
66 (80)PNPE2A-M30LS15-M5-B1E2A-M30LS15-M5-B2n.a.
NPNE2A-M30LS15-M5-C1E2A-M30LS15-M5-C2n.a.
M8 connector (4-pin)Brass*344 (58)PNPE2A-M30KS15-M3-B1E2A-M30KS15-M3-B2n.a.
NPNE2A-M30KS15-M3-C1E2A-M30KS15-M3-C2n.a.
66 (80)PNPE2A-M30LS15-M3-B1E2A-M30LS15-M3-B2n.a.
NPNE2A-M30LS15-M3-C1E2A-M30LS15-M3-C2n.a.
Non-shiel-DED20.0 mmPre-wiredBrass*344 (64) (See note.)PNPE2A-M30KN20-WP-B1 2ME2A-M30KN20-WP-B2 2ME2A-M30KN20-WP-B3 2M
30.0 mmNPNE2A-M30KN20-WP-C1 2ME2A-M30KN20-WP-C2 2ME2A-M30KN20-WP-C3 2M
66 (86)PNPE2A-M30LN30-WP-B1 2ME2A-M30LN30-WP-B2 2ME2A-M30LN30-WP-B3 2M
NPNE2A-M30LN30-WP-C1 2ME2A-M30LN30-WP-C2 2ME2A-M30LN30-WP-C3 2M
20.0 mmM12 connectorBrass*344 (58) (See note.)PNPE2A-M30KN20-M1-B1E2A-M30KN20-M1-B2E2A-M30KN20-M1-B3
NPNE2A-M30KN20-M1-C1E2A-M30KN20-M1-C2E2A-M30KN20-M1-C3
30.0 mm66 (80)PNPE2A-M30LN30-M1-B1E2A-M30LN30-M1-B2E2A-M30LN30-M1-B3
NPNE2A-M30LN30-M1-C1E2A-M30LN30-M1-C2E2A-M30LN30-M1-C3
20.0 mmM8 connector (3-pin)Brass*344 (58) (See note.)PNPE2A-M30KN20-M5-B1E2A-M30KN20-M5-B2n.a.
NPNE2A-M30KN20-M5-C1E2A-M30KN20-M5-C2n.a.
30.0 mm66 (80)PNPE2A-M30LN30-M5-B1E2A-M30LN30-M5-B2n.a.
NPNE2A-M30LN30-M5-C1E2A-M30LN30-M5-C2n.a.
20.0 mmM8 connector (4-pin)Brass*344 (58) (See note.)PNPE2A-M30KN20-M3-B1E2A-M30KN20-M3-B2n.a.
NPNE2A-M30KN20-M3-C1E2A-M30KN20-M3-C2n.a.
30.0 mm66 (80)PNPE2A-M30LN30-M3-B1E2A-M30LN30-M3-B2n.a.
NPNE2A-M30LN30-M3-C1E2A-M30LN30-M3-C2n.a.

*1. Material specifications for stainless steel housing case: 1.4305 (W.-No.), SUS 303 (AISI), 2346 (SS). Please contact your OMRON representative for other stainless steel materials.
2. Please contact your OMRON representative for DC 2-wire models.
3. Stainless steel models are also available. Please contact your OMRON representative.
Note:M30 non-shielded Models with double sensing distance and short barrels cannot be mounted due to the necessary separation distance from the surrounding metal. Standard sensing models are thus available.

The E2A sensors are available with the following connectors and cable materials:

Pre-wired models

OMRON E2A - Ordering Information - 1

Standard cable lengths are 2m and 5m.

For other cable lengths please contact your OMRON representative.

Standard cable material: PVC (dia 4mm) -WP

Other available cable materials and sizes:

-PVC (dia 6mm) -WS
- PUR/PVC - PUR jacket (dia 4mm) -WA
- PUR/PVC - PUR jacket (dia 6mm)
- PVC robotic cable (dia 4mm) -WR

Pre-wired models with cable end connectors

OMRON E2A - Ordering Information - 2

All pre-wired models can be fitted with cable and connectors.

Standard cable end connectors:

Other cable end connectors are available on request.

Connector models

OMRON E2A - Ordering Information - 3

Standard connectors: M12, M8 (4 or 3 pin) -M1, -M3, -M5

Model Number Legend

E2A□-□□□□□-□-□□-□□

1 2 3 4 5 6 7 8 9 10 11 12

Example: E2A-M12LS04-M1-B1

E2A-S08KN04-WP-B1 5M

Standard, M12, long barrel, shielded, Sn=4 mm, M12 connector, PNP-NO
Standard, M8 stainless steel, short barrel, non-shielded, Sn=4 mm, pre-wired PVC cable, PNP-NO, cable length=5 m

  1. Basic name

E2A

  1. Sensing technology

Blank: Standard double distance

  1. Housing shape and material

M: Cylindrical, metric threaded, brass

S: Cylindrical, metric threaded, stainless steel

  1. Housing size

08: 8 mm

12: 12 mm

18: 18 mm

30: 30 mm

  1. Barrel length

K: Standard length

L: Long body

  1. Shield

S: Shielded

N: Non-shielded

  1. Sensing distance

Numeral: Sensing distance: e.g. 02 = 2mm 16 = 16mm

8. Kind of connection

WP: pre-wired, PVC, dia 4mm (standard)

WS: pre-wired, PVC, dia 6mm

WR: pre-wired, PVC, robotic cable, dia 4mm

WA: pre-wired, PUR/PVC (PUR jacket), dia 4mm

WB: pre-wired, PUR/PVC (PUR jacket), dia 6mm

M1: M12 connector (4 pin) *

M3: M8 connector (4 pin)

M5: M8 connector (3 pin)

M1J pre-wired with M12 cable end connector (4 pin)

M3J pre-wired with M8 cable end connector (4 pin)

M5J pre-wired with M8 cable end connector (3 pin)

  1. Power source and output

B: DC, 3-wire, PNP open collector

C: DC, 3-wire, NPN open collector

D: DC, 2-wire

E: DC, 3-wire, NPN voltage output

F: DC, 3-wire, PNP voltage output

  1. Operation mode

1: Normally open (NO)

2: Normally closed (NC)

3: Antivalent (NO+NC)

11.Specials (e.g., cable material, oscillating frequency)

12.Cable length

Blank: Connector type

Numeral: Cable length

Note: *In case of DC 2-wire models the M12 connector identifier is '-M1G'

DC 3-wire Models / DC 4-wire (NO+NC)

SizeM8M12
TypeShieldedNon-shieldedShieldedNon-shielded
ItemE2A-S08□S02-□-B1E2A-S08□S02-□-C1E2A-S08□N04-□-B1E2A-S08□N04-□-C1E2A-M12□S04-□-B1E2A-M12□S04-□-C1E2A-S12□S04-□-B1E2A-S12□S04-□-C1E2A-M12□N08-□-B1E2A-M12□N08-□-C1E2A-S12□N08-□-B1E2A-S12□N08-□-C1
Sensing distance2 mm ±10%4 mm ±10%4 mm ±10%8 mm ±10%
Setting distance0 to 1.6 mm0 to 3.2 mm0 to 3.2 mm0 to 6.4 mm
Differential travel10% max. of sensing distance
TargetFerrous metal (The sensing distance decreases with non-ferrous metal.)
Standard target (mild steel ST37)8×8×1 mm12×12×1 mm12×12×1 mm24×24×1 mm
Response frequency (See note 1.)1,500 Hz1,000 Hz1,000 Hz800 Hz
Power supply voltage (operating voltage range)12 to 24 VDC. Ripple (p-p): 10% max. (10 to 32 VDC)
Current consumption (DC 3-wire)10 mA max.
Output type-B models: PNP open collector-C models: NPN open collector
Control outputLoad current (See note 2.)200 mA max. (32 VDC max.)
Residual voltage2 V max. (under load current of 200 mA with cable length of 2 m)
IndicatorOperation indicator (Yellow LED)
Operation mode (with sensing object approaching)-B1/-C1 models: NO-B2/-C2 models: NC-B3/ -C3 models: NO+NC For details, refer to the timing charts. (See note 4.)
Protection circuitPower source circuit reverse polarity protection, Surge suppressor, Short-circuit protectionOutput reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor, Short-circuit protection
Ambient air temperatureOperating: -40°C to 70°C, Storage: -40°C to 85°C (with no icing or condensation)
Temperature influence (See note 2.)±10% max. of sensing distance at 23°C within temperature range of -25°C to 70°C ±15% max. of sensing distance at 23°C within temperature range of -40°C to 70°C
Ambient humidityOperating: 35% to 95%, Storage: 35% to 95%
Voltage influence±1% max. of sensing distance in rated voltage range ±15%
Insulation resistance50 MΩ min. (at 500 VDC) between current carry parts and case
Dielectric strength1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
Vibration resistance10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance500 m/s2, 10 times each in X, Y and Z directions1,000 m/s2, 10 times each in X, Y and Z directions
Standard and listings (See note 3.)IP67 after IEC 60529IP69k after DIN 40050EMC after EN60947-5-2
Connection methodPre-wired models (standard is dia 4mm PVC cable with length = 2m). Please see chapter 'Connectivity' for details on different cable materials and lenghts and M8 or M12 connectors.
Weight (packaged)Pre-wired modelApprox. 65 gApprox. 85 g
Connector modelM12 connector models: Approx. 20 gM8 connector models: Approx. 15 gApprox. 35 g
MaterialCaseStainless steelBrass-nickel plated or stainless steel
Sensing surfacePBT
CableStandard cable is PVC dia 4mm. For other cable materials or diameters please refer to chapter 'Connectivity'
Clamping nutBrass-nickel platedBrass-nickel plated for brass models stainless steel for steel models

Note 1. The response frequency is an average value. Measurement conditions are as follows: standard target, a distance of twice the standard target distance between targets, and a setting distance of half the sensing distance.
2. When using any model at an ambient temperature between -40^ and -25^ and a power voltage between 30 and 32 VDC, use a load current of 100mA max.,
3. For USA and Canada: use class 2 circuit only.
4. -B3/ -C3 NO+NC models are available in M12, M18 and M30 housings with M12 connectors, pre-wired and with cable end connectors.

DC 3-wire Models / DC 4-wire (NO+NC)

SizeM18M30
TypeShieldedNon-shieldedShieldedNon-shieldedNon-shielded
ItemE2A-M18□S08-□-B□E2A-M18□S08-□-C□E2A-S18□S08-□-B□E2A-S18□S08-□-C□E2A-M18□N16-□-B□E2A-M18□N16-□-C□E2A-S18□N16-□-B□E2A-S18□N16-□-C□E2A-M30□S15-□-B□E2A-M30□S15-□-C□E2A-S30□S15-□-B□E2A-S30□S15-□-C□E2A-M30KN20-□-B□E2A-M30KN20-□-C□E2A-S30KN20-□-B□E2A-S30KN20-□-C□E2A-M30LN30-□-B□E2A-M30LN30-□-C□E2A-S30LN30-□-B□E2A-S30LN30-□-C□
Sensing distance8 mm±10%16 mm±10%15 mm±10%20 mm±10%30 mm±10%
Setting distance0 to 6.4 mm0 to 12.8 mm0 to 12 mm0 to 16 mm0 to 24 mm
Differential travel10% max. of sensing distance
TargetFerrous metal (The sensing distance decreases with non-ferrous metal.)
Standard target(mild steel ST37)24×24×1 mm48×48×1 mm45×45×1 mm60×60×1 mm90×90×1 mm
Response frequency(See note 1.)500 Hz400 Hz250 Hz100 Hz100 Hz
Power supply voltage(operating voltage range)12 to 24 VDC. Ripple (p-p): 10% max.(10 to 32 VDC)
Current consumption(DC 3-wire)10 mA max.
Output type-B models: PNP open collector-C models: NPN open collector
Control outputLoad current(See note 2.)200 mA max. (32 VDC max.)
Residual voltage2 V max. (under load current of 200 mA with cable length of 2 m)
IndicatorOperation indicator (Yellow LED)
Operation mode(with sensing objectapproaching)-B1/-C1 models: NO-B2/-C2 models: NC-B3/ -C3 models: NO+NCFor details, refer to the timing charts.
Protection circuitOutput reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor,Short-circuit protection
Ambient air temperatureOperating: -40°C to 70°C, Storage: -40°C to 85°C (with no icing or condensation)
Temperature influence(See note 2.)±10% max. of sensing distance at 23°C within temperature range of -25°C to 70°C±15% max. of sensing distance at 23°C within temperature range of -40°C to 70°C
Ambient humidityOperating: 35% to 95%, Storage: 35% to 95%
Voltage influence±1% max. of sensing distance in rated voltage range ±15%
Insulation resistance50 MΩ min. (at 500 VDC) between current carry parts and case
Dielectric strength1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
Vibration resistance10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance1,000 m/s2, 10 times each in X, Y and Z directions
Standard and listings(Seetnote 3.)IP67 after IEC 60529IP69k after DIN 40050EMC after EN60947-5-2
Connection methodPre-wired models (standard is dia 4mm PVC cable with length = 2m).Please see chapter 'Connectivity' for details on different cable materials and lenghts and M8 or M12 connectors.
Weight(pak-kaged)Pre-wired modelApprox. 160 gApprox. 280 gApprox. 280 gApprox. 370 g
Connector modelApprox. 70 gApprox. 200 gApprox. 200 gApprox. 260 g
MaterialCaseBrass-nickel plated or stainless steel
Sensing surfacePBT
CableStandard cable is PVC dia 4mm. For other cable materials or diameters please refer to chapter 'Connectivity'
Clamping nutbrass-nickel plated for brass models stainless steel for steel models

Note 1. The response frequency is an average value. Measurement conditions are as follows: standard target, a distance of twice the standard target distance between targets, and a setting distance of half the sensing distance.
2. When using any model at an ambient temperature between -40^ and -25^ and a power voltage between 30 and 32 VDC, use a load current of 100mA max.
3. For USA and Canada: use class 2 circuit only.

DC 2-wire Models

SizeM8M12
TypeShieldedNon-shieldedShieldedNon-shielded
ItemE2A-S08□S02-D□E2A-S08□N04-D□E2A-M12□S04-D□E2A-S12□S04-D□E2A-M12□N08-D□E2A-S12□N08-D□
Sensing distance2 mm ±10%4 mm ±10%4 mm ±10%8 mm ±10%
Setting distance0 to 1.6 mm0 to 3.2 mm0 to 3.2 mm0 to 6.4 mm
Differential travel10% max. of sensing distance
TargetFerrous metal (The sensing distance decreases with non-ferrous metal.)
Standard target8×8×1 mm12×12×1 mm12×12×1 mm24×24×1 mm
Response frequency (See note 1.)1,500 Hz1,000 Hz1,000 Hz800 Hz
Power supply voltage (operating voltage range)12 to 24 VDC. Ripple (p-p): 10% max. (10 to 32 VDC)
Leakage current0.8 mA max.
Output typeDC 2 wire type
Control outputLoad current (See note 2.)3 to 100 mA
Residual voltage3 V max. (under load current of 100 mA with cable length of 2 m)
Indicator (see timing chart)NO type: Operation indicator (Yellow), Setting indicator (Red) NC type: Operation indicator (Yellow)
Operation mode-D1 models: NO-D2 models: NC
Protection circuitSurget suppressor, Short circuit protection
Ambient temperatureOperating: -40°C to 70°C, Storage: -40°C to 85°C (with no icing or condensation)
Temperature influence±10% max. of sensing distance at 23°C within temperature range of -25°C to 70°C ±15% max. of sensing distance at 23°C within temperature range of -40°C to 70°C
Ambient humidityOperating: 35% to 95%, Storage: 35% to 95%
Voltage influence±1% max. of sensing distance in rated voltage range ±15%
Insulation resistance50 MΩ min. (at 500 VDC) between current carry parts and case
Dielectric strength1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
Vibration resistance10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance500 m/s², 10 times each in X, Y and Z directions1,000 m/s², 10 times each in X, Y and Z directions
Standard and listings (See note 3.)IP67 after IEC 60529IP69k after DIN 40050EMC after EN60947-5-2
Connection methodPre-wired models (standard is dia 4mm PVC cable with length = 2m). Please see chapter 'Connectivity' for details on different cable materials and lenghts and M8 or M12 connectors.
Weight (packaged)Pre-wired modelApprox. 65 gApprox. 85 g
Connector modelM12 connector models: Approx. 20 gM8 connector models: Approx. 15 gApprox. 35 g
MaterialCaseStainless steelBrass-nickel plated or stainless steel
Sensing surfacePBT
CableStandard cable is PVC dia 4mm. For other cable materials or diameters please refer to chapter 'Connectivity'
Clamping nutBrass-nickel platedBrass-nickel plated for brass models stainless steel for steel models

Note 1. The response frequency is an average value. Measurement conditions are as follows: standard target, a distance of twice the standard target distance between targets, and a setting distance of half the sensing distance.
2. When using any model at an ambient temperature between -40^ and -25^ and a power voltage between 30 and 32 VDC, use a load current of 50mA max.
3. For USA and Canada: use class 2 circuit only.

DC 2-wire Models

SizeM18M30
TypeShieldedNon-shieldedShieldedNon-shielded
ItemE2A-M18□S08-D□E2A-S18□S08-D□E2A-M18□N16-D□E2A-S18□N16-D□E2A-M30□S15-D□E2A-S30□S15-D□E2A-M30□N30-D□E2A-M30□N20-D□E2A-S30□N30-D□E2A-S30□N20-D□
Sensing distance8 mm ±10%16 mm ±10%15 mm ±10%Short body: 20 m ±10%Long body: 30 m±10%
Setting distance0 to 6.4 mm0 to 12.8 mm0 to 12 mmShort body: 0 to 16 mmLong body: 0 to 24 mm
Differential travel10% max. of sensing distance
TargetFerrous metal (The sensing distance decreases with non-ferrous metal.)
Standard target24x24x1 mm48x48x1 mm45x45x1 mmShort body: 60x60x1 mmLong body: 90x90x1mm
Response frequency (See note 1.)500 Hz400 Hz250 Hz100 Hz
Power supply voltage(operating voltage range)12 to 24 VDC. Ripple (p-p): 10% max.(10 to 32 VDC)
Leakage current0.8 mA max.
Output typeDC 2 wire type
Control outputLoad current(See note 2.)3 to 100 mA
Residual voltage3 V max. (under load current of 100 mA with cable length of 2 m)
Indicator (see timing chart)NO type: Operation indicator (Yellow), Setting indicator (Red)NC type: Operation indicator (Yellow)
Operation mode-D1 models: NO-D2 models: NC
Protection circuitSurget suppressor, Short circuit protection
Ambient temperatureOperating: -40°C to 70°C, Storage: -40°C to 85°C (with no icing or condensation)
Temperature influence±10% max. of sensing distance at 23°C within temperature range of -25°C to 70°C±15% max. of sensing distance at 23°C within temperature range of -40°C to 70°C
Ambient humidityOperating: 35% to 95%, Storage: 35% to 95%
Voltage influence±1% max. of sensing distance in rated voltage range ±15%
Insulation resistance50 MΩ min. (at 500 VDC) between current carry parts and case
Dielectric strength1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
Vibration resistance10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance500 m/s2, 10 times each in X, Y and Z directions
Standard and listings (See note 3.)IP67 after IEC 60529IP69k after DIN 40050EMC after EN60947-5-2
Connection methodPre-wired models (standard is dia 4mm PVC cable with length = 2m).Please see chapter 'Connectivity' for details on different cable materials and lenghts and M8 or M12 connectors.
Weight(packaged)Pre-wired modelApprox. 160 gApprox. 280 gshort body: 280 glong body: 370 g
Connector modelApprox. 70 gApprox. 200 gshort body: 200 glong body: 260 g
MaterialCaseBrass-nickel plated or stainless steel
Sensing surfacePBT
CableStandard cable is PVC dia 4mm.For other cable materials or diameters please refer to chapter 'Connectivity'
Clamping nutbrass-nickel plated for brass models stainless steel for steel models

Note 1. The response frequency is an average value. Measurement conditions are as follows: standard target, a distance of twice the standard target distance between targets, and a setting distance of half the sensing distance.
2. When using any model at an ambient temperature between -40^ and -25^ and a power voltage between 30 and 32 VDC, use a load current of 50mA max.
3. For USA and Canada: use class 2 circuit only.

OMRON E2A - Kind of connection - 1
Operating Range (Typical)
Shielded Models

OMRON E2A - Kind of connection - 2
Non-shielded Models

Influence of Sensing Object Size and Materials

Shielded Models

OMRON E2A - Kind of connection - 3
E2A-S08□S02

OMRON E2A - Kind of connection - 4
E2A-M12□S04/E2A-S12□S04

OMRON E2A - Kind of connection - 5
E2A-M18□S08/E2A-S18□S08

OMRON E2A - Kind of connection - 6
E2A-M30□S15/E2A-S30□S15

Non-shielded Models

OMRON E2A - Non-shielded Models - 1
E2A-S08□N04

OMRON E2A - Non-shielded Models - 2
E2A-M12□N08/E2A-S12□N08

OMRON E2A - Non-shielded Models - 3
E2A-M18□N16/E2A-S18□N16

OMRON E2A - Non-shielded Models - 4
E2A-M30KN20/E2A-S30KN20

OMRON E2A - Non-shielded Models - 5
E2A-M30LN30/E2A-S30LN30

DC 3-wire models

PNP Output

Operation modeModelTiming chartOutput circuit
NOE2A-□-□-B1Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 sensing distance Rated distance ON yellow indicator OFF Control outputBrown (1) +V Black (4) Load Blue (3) 0 V Note 1: With M8 connector models, there is no output reverse polarity protection diode. M12 Connector M8 connector M8 Connector Pin Arrangement (See note 2.) Pin Arrangement Pin Arrangement (See note 2.) Note 2: Pin 2 of the M12 connector and M8 connector is not used.
NCE2A-□-□-B2Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 sensing distance Rated distance ON yellow indicator OFF Control outputBrown (1) +V Black (2) (M8 connector: 4) Load Blue (3) 0 V Note 1: With M8 connector models, there is no output reverse polarity protection diode. M12 Connector M8 connector M8 Connector (4 pin) Pin Arrangement (See note 2.) Pin Arrangement (See note 2.) Note 2: Pin 4 of the M12 connector and M8 connector is not used.
NO + NCE2A-□-□-B3Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 sensing distance Rated distance ON yellow indicator OFF Control outputBrown (1) +V Black (4) NO output Load White (2) NC output Load Blue (3) 0 V M12 Connector Pin Arrangement

DC 3-wire models

NPN Output

Operation modeModelTiming chartOutput circuit
NOE2A-□-□-C1Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 distance Rated distance ON Yellow indicator OFF Control outputBrown ① +V Load Black ④ Blue ③ 0 V Note 1: With M8 connector models, there is no output reverse polarity protection diode. M12 Connector M8 connector (4 pin) Pin Arrangement (See note 2.) M8 Connector (4 pin) Pin Arrangement (See note 2.) Note 2: Pin 2 of the M12 connector and M8 connector is not used.
NCE2A-□-□-C2Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 distance Rated distance ON Yellow indicator OFF Control outputBrown ① +V Load Black ② (M8 connector:④) Blue ③ 0 V Note 1: With M8 connector models, there is no output reverse polarity protection diode. M12 Connector M8 connector (4 pin) Pin Arrangement (See note 2.) M8 Connector (4 pin) Pin Arrangement (See note 2.) Note 2: Pin 4 of the M12 connector and M8 connector is not used.
NO + NCE2A-□-□-C3Non-sensing zone Sensing zone Proximity Sensor Sensing object (%) 100 distance Rated distance ON Yellow indicator OFF Control outputBrown ① +V Load Black ④ NO output White ② NC output Blue ③ 0 V M12 Connector Pin Arrangement

Output Circuit Diagrams (Operation)

DC 2-wire models

Operation modeModelTiming chartOutput circuit
NOE2A-□-D1Non-sensing zone Sensing zone Sensing object (%) 100 80 0 Load can be connected to +V or 0V side.
ON Yellow indicator OFF ON Red indicator OFF Control output
ON OFF
NCE2A-□-D2Non-sensing zone Sensing zone Sensing object (%) 100 80 0 Load can be connected to +V or 0V side.
ON Yellow indicator OFF Control output
ON OFF

Note: All units are in millimeters unless otherwise indicated. Pre-wired Models (Shielded)

OMRON E2A - DC 3-wire models - 1

E2A-S08KS02-WP-□□
OMRON E2A - DC 3-wire models - 2
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

E2A-M12KS04-WP-□/E2A-S12KS04-WP-□
OMRON E2A - DC 3-wire models - 3
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)
3. for NO+NC (-B3 / -C3) models the total length is 4 mm longer

E2A-M18KS08-WP-□/E2A-S18KS08-WP-□
OMRON E2A - DC 3-wire models - 4
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

E2A-M30KS15-WP-□/E2A-S30KS15-WP-
OMRON E2A - DC 3-wire models - 5
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

Pre-wired Models (Non-shielded)

OMRON E2A - Pre-wired Models (Non-shielded) - 1

E2A-S08KN04-WP-□
OMRON E2A - Pre-wired Models (Non-shielded) - 2
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

E2A-M12KN08-WP-□/E2A-S12KN08-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 3
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)
3. for NO + NC (-B3/-C3) models the total length is 4mm longer

E2A-M18KN16-WP- /E2A-S18KN16-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 4
Note 1. 4-dia, vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

E2A-M30KN20-WP-□/E2A-S30KN20-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 5
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 ; insulator diameter: 1.3mm ; standard length: 2m
2. Operation indicator (yellow)

E2A-S08LS02-WP-□
OMRON E2A - Pre-wired Models (Non-shielded) - 6
Note 1. 4-dia, vinyl-insulatored round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m
2. Operation indicator (yellow)

E2A-M12LS04-WP- /E2A-S12LS04-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 7
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-M18LS08-WP- /E2A-S18LS08-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 8
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-M30LS15-WP- /E2A-S30LS15-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 9
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-S08LN04-WP-□
OMRON E2A - Pre-wired Models (Non-shielded) - 10
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-M12LN08-WP-□/E2A-S12LN08-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 11
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-M18LN16-WP-□/E2A-S18LN16-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 12
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

E2A-M30LN30-WP- /E2A-S30LN30-WP-
OMRON E2A - Pre-wired Models (Non-shielded) - 13
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section: 0.3mm^2 insulator diameter: 1.3mm standard length: 2m 2. Operation indicator (yellow)

OMRON E2A - Pre-wired Models (Non-shielded) - 14

Mounting Hole Cutout Dimensions

External diameter of Proximity SensorDimension F (mm)
M88.5 dia. +0.5 0
M1212.5 dia. +0.5 0
M1818.5 dia. +0.5 0
M3030.5 dia. +0.5 0

M12 Connector Models (Shielded)

OMRON E2A - M12 Connector Models (Shielded) - 1

E2A-S08KS02-M1-□□

OMRON E2A - E2A-S08KS02-M1-□□ - 1

OMRON E2A - E2A-S08KS02-M1-□□ - 2
Note: Operation indicator (yellow LED, 4 × 90^ )

M12 Connector Models (Non-shielded)

OMRON E2A - M12 Connector Models (Non-shielded) - 1

E2A-S08KN04-M1-□□

OMRON E2A - E2A-S08KN04-M1-□□ - 1

OMRON E2A - E2A-S08KN04-M1-□□ - 2
Note: Operation indicator (yellow LED, 4 × 90^ )

E2A-M12KS04-M1-□/E2A-S12KS04-M1-

OMRON E2A - E2A-M12KS04-M1-□/E2A-S12KS04-M1- - 1

OMRON E2A - E2A-M12KS04-M1-□/E2A-S12KS04-M1- - 2
Note 1: Operation indicator (yellow LED, 4 × 90^ )
Note 2: for NO+NC (-B3 / -C3) models the total
length is 4 mm longer

OMRON E2A - E2A-M12KS04-M1-□/E2A-S12KS04-M1- - 3

OMRON E2A - E2A-M12KS04-M1-□/E2A-S12KS04-M1- - 4
Note 1: Operation indicator (yellow LED, 4 × 90^ )
Note 2: for NO+NC (-B3 / -C3) models the total
length is 4mm longer

E2A-M18KS08-M1-□/E2A-S18KS08-M1-

OMRON E2A - E2A-M18KS08-M1-□/E2A-S18KS08-M1- - 1

OMRON E2A - E2A-M18KS08-M1-□/E2A-S18KS08-M1- - 2
Note: Operation indicator (yellow LED, 4 × 90^ )

E2A-M18KN16-M1-□/E2A-S18KN16-M1-

OMRON E2A - E2A-M18KN16-M1-□/E2A-S18KN16-M1- - 1

OMRON E2A - E2A-M18KN16-M1-□/E2A-S18KN16-M1- - 2
Note: Operation indicator (yellow LED, 4 × 90^ )

E2A-M30KS15-M1-□/E2A-S30KS15-M1-

OMRON E2A - E2A-M30KS15-M1-□/E2A-S30KS15-M1- - 1

OMRON E2A - E2A-M30KS15-M1-□/E2A-S30KS15-M1- - 2
Note: Operation indicator (yellow LED, 4 × 90^ )

E2A-M30KN20-M1- /E2A-S30KN20-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 1
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 2
E2A-S08LS02-M1-□□

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 3
E2A-S08LN04-M1-□□

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 4

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 5
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 6
E2A-M12LS04-M1-□ E2A-S12LS04-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 7
Note: Operation indicator (yellow LED, 4 × 90^ )
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 8
E2A-M12LN08-M1-□ E2A-S12LN08-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 9
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 10
E2A-M18LS08-M1-□ E2A-S18LS08-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 11
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 12
E2A-M18LN16-M1-□ E2A-S18LN16-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 13
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 14
E2A-M30LS15-M1-□ E2A-S30LS15-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 15
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 16
E2A-M30LN30-M1-□ E2A-S30LN30-M1-

OMRON E2A - E2A-M30KN20-M1-  /E2A-S30KN20-M1- - 17
Note: Operation indicator (yellow LED, 4 × 90^ )

M8 Connector Models (Shielded)

OMRON E2A - M8 Connector Models (Shielded) - 1

OMRON E2A - M8 Connector Models (Shielded) - 2
E2A-S08KS02-M5- /E2A-S08KS02-M3-

OMRON E2A - M8 Connector Models (Shielded) - 3
Note: Operation indicator (yellow LED, 4 × 90^ )
E2A-S08LS02-M5- /E2A-S08LS02-M3-

OMRON E2A - M8 Connector Models (Shielded) - 4

OMRON E2A - M8 Connector Models (Shielded) - 5
Note: Operation indicator (yellow LED, 4 × 90^ )

M8 Connector Models (Non-shielded)

OMRON E2A - M8 Connector Models (Non-shielded) - 1

OMRON E2A - M8 Connector Models (Non-shielded) - 2
E2A-S08KN04-M5- /E2A-S08KN04-M3-
Note: Operation indicator (yellow LED, 4 × 90^ )

OMRON E2A - M8 Connector Models (Non-shielded) - 3
E2A-S08LN04-M5- /E2A-S08LN04-M3-
Note: Operation indicator (yellow LED, 4 × 90^ )

Note: Please contact your OMRON sales representative for dimension drawings not listed here.

Precautions

Safety Precautions

Power Supply

Do not impose an excessive voltage on the E2A, otherwise it may be damaged. Do not impose AC current (100 to 240 VAC) on any DC model, otherwise it may be damaged.

Load Short-circuit

Do not short-circuit the load, or the E2A may be damaged.

The E2A's short-circuit protection function will be valid if the polarity of the supply voltage imposed is correct and within the rated voltage range.

Correct Use

Designing

Power Reset Time

The Proximity Sensor is ready to operate within 100 ms (160ms for NO+NC -B3 / -C3 types) after power is supplied. If power supplies are connected to the Proximity Sensor and load respectively, be sure to supply power to the Proximity Sensor before supplying power to the load.

Effects of Surrounding Metal

When mounting the E2A within a metal panel, ensure that the clearances given in the following table are maintained.

OMRON E2A - Effects of Surrounding Metal - 1

OMRON E2A - Effects of Surrounding Metal - 2

OMRON E2A - Effects of Surrounding Metal - 3
(Unit: mm)

TypeDimensionM8M12M18M30
Short barrelLong barrel
ShieldedI000 (See note 1.)0 (See note 2.)
m4.5122445
d------2745
D001.54
n12182745
Non-shieldedI1215223040
m820487090
d24407090120
D1215223040
n24407090120

Note 1. In the case of using the supplied nuts.
If true flash mounting is necessary, apply a free zone of 1.5mm
2. In the case of using the supplied nuts.
If true flush mounting is necessary, apply a free zone of 4mm

If true flash mounting is necessary, apply a free zone of 1.5 mm.
2. In the case of using the supplied nuts. If true flush mounting is necessary, apply a free zone of 4 mm.

Wiring

Be sure to wire the E2A and load correctly, otherwise it may be damaged.

Connection with No Load

Be sure to insert loads when wiring. Make sure to connect a proper load to the E2A in operation, otherwise it may damage internal elements.

Do not expose the product to flammable or explosive gases.

Do not disassemble, repair, or modify the product.

Power OFF

The Proximity Sensor may output a pulse signal when it is turned OFF. Therefore, it is recommended that the load be turned OFF before turning OFF the Proximity Sensor.

Power Supply Transformer

When using a DC power supply, make sure that the DC power supply has an insulated transformer. Do not use a DC power supply with an auto-transformer.

Mutual Interference

When installing two or more Sensors face-to-face or side-by-side, ensure that the minimum distances given in the following table are maintained.

OMRON E2A - Mutual Interference - 1

OMRON E2A - Mutual Interference - 2

OMRON E2A - Mutual Interference - 3

(Unit: mm)

TypeDimensionM8M12M18M30
Short barrelLong barrel
ShieldedA203060110
B15203570
Non-shiel-DEDA80120200300300
B60100120200300

Wiring

High-tension Lines

Wiring through Metal Conduit:

If there is a power or high-tension line near the cable of the Proximity Sensor, wire the cable through an independent metal conduit to prevent against Proximity Sensor damage or malfunctioning.

Cable Extension

Standard cable length is less than 200m

The tractive force is 50 N.

Mounting

The Proximity Sensor must not be subjected to excessive shock with a hammer when it is installed, otherwise the Proximity Sensor may be damaged or lose its water-resistivity.

Do not tighten the nut with excessive force. A washer must be used with the nut.

OMRON E2A - Mounting - 1

TypeTorque
M8Stainless steel type9 Nm
Brass type4 Nm
M1230 Nm
M1870 Nm
M30180 Nm

Maintenance and Inspection

Periodically perform the following checks to ensure stable operation of the Proximity Sensor over a long period of time.

  1. Check for mounting position, dislocation, looseness, or distortion of the Proximity Sensor and sensing objects.
  2. Check for loose wiring and connections, improper contacts, and line breakage.
  3. Check for attachment or accumulation of metal powder or dust.
  4. Check for abnormal temperature conditions and other environmental conditions.
  5. Check for proper lighting of indicators (for models with a set indicator.)

Never disassemble or repair the Sensor.

Environment

Water Resistivity

The Proximity Sensors are tested intensively on water resistance, but in order to ensure maximum performance and life expectancy avoid immersion in water and provide protection from rain or snow.

Operating Environment

Ensure storage and operation of the Proximity Sensor within the given specifications.

Inrush Current

A load that has a large inrush current (e.g., a lamp or motor) will damage the Proximity Sensor, in which case connect the load to the Proximity Sensor through a relay.

OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of the products in the customer's application or use of the products.

Take all necessary steps to determine the suitability of the product for the systems, machines, and equipment with which it will be used.

Product specifications and accessories may be changed at any time based on improvements and other reasons. Consult with your OMRON representative at any time to confirm actual specifications of purchased product.

ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.

To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527.

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Product information

Brand : OMRON

Model : E2A

Category : Proximity Sensors