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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
Ordering Information
DC 3-wire models (NO + NC: DC 4-wire)
*2
M8
Size
Shielded
Nonshielded
Sensing distance
2.0 mm
4.0 mm
Connection
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4 pin)
Body material
Stainless steel*1
Thread length
(overall length)
Output configuration
27 (40)
49 (62)
27 (43)
49 (65)
27 (39)
49 (61)
27 (39)
49 (61)
27 (40)
49 (62)
27 (43)
49 (65)
27 (39)
49 (61)
27 (39)
49 (61)
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
Operation mode NO
E2A-S08KS02-WP-B1 2M
E2A-S08KS02-WP-C1 2M
E2A-S08LS02-WP-B1 2M
E2A-S08LS02-WP-C1 2M
E2A-S08KS02-M1-B1
E2A-S08KS02-M1-C1
E2A-S08LS02-M1-B1
E2A-S08LS02-M1-C1
E2A-S08KS02-M5-B1
E2A-S08KS02-M5-C1
E2A-S08LS02-M5-B1
E2A-S08LS02-M5-C1
E2A-S08KS02-M3-B1
E2A-S08KS02-M3-C1
E2A-S08LS02-M3-B1
E2A-S08LS02-M3-C1
E2A-S08KN04-WP-B1 2M
E2A-S08KN04-WP-C1 2M
E2A-S08LN04-WP-B1 2M
E2A-S08LN04-WP-C1 2M
E2A-S08KN04-M1-B1
E2A-S08KN04-M1-C1
E2A-S08LN04-M1-B1
E2A-S08LN04-M1-C1
E2A-S08KN04-M5-B1
E2A-S08KN04-M5-C1
E2A-S08LN04-M5-B1
E2A-S08LN04-M5-C1
E2A-S08KN04-M3-B1
E2A-S08KN04-M3-C1
E2A-S08LN04-M3-B1
E2A-S08LN04-M3-C1
E2A
Operation mode NC
E2A-S08KS02-WP-B2 2M
E2A-S08KS02-WP-C2 2M
E2A-S08LS02-WP-B2 2M
E2A-S08LS02-WP-C2 2M
E2A-S08KS02-M1-B2
E2A-S08KS02-M1-C2
E2A-S08LS02-M1-B2
E2A-S08LS02-M1-C2
E2A-S08KS02-M5-B2
E2A-S08KS02-M5-C2
E2A-S08LS02-M5-B2
E2A-S08LS02-M5-C2
E2A-S08KS02-M3-B2
E2A-S08KS02-M3-C2
E2A-S08LS02-M3-B2
E2A-S08LS02-M3-C2
E2A-S08KN04-WP-B2 2M
E2A-S08KN04-WP-C2 2M
E2A-S08LN04-WP-B2 2M
E2A-S08LN04-WP-C2 2M
E2A-S08KN04-M1-B2
E2A-S08KN04-M1-C2
E2A-S08LN04-M1-B2
E2A-S08LN04-M1-C2
E2A-S08KN04-M5-B2
E2A-S08KN04-M5-C2
E2A-S08LN04-M5-B2
E2A-S08LN04-M5-C2
E2A-S08KN04-M3-B2
E2A-S08KN04-M3-C2
E2A-S08LN04-M3-B2
E2A-S08LN04-M3-C2
1
*1.
2
M12
M18
Size
Shielded
Nonshielded
Shielded
Nonshielded
Sensing distance
Connection
4.0 mm
8.0 mm
8.0 mm
16.0 mm
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Body material
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Brass
*3
Thread length
(overall length)
Output configuration
34 (50)
56 (72)
34 (48)
56 (70)
34 (48)
56 (70)
34 (48)
56 (70)
34 (50)
56 (72)
34 (48)
56 (70)
34 (48)
56 (70)
34 (48)
56 (70)
39 (59)
61 (81)
39 (53)
61 (75)
39 (53)
61 (75)
39 (53)
61 (75)
39 (59)
61 (81)
39 (53)
61 (75)
39 (53)
61 (75)
39 (53)
61 (75)
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
PNP
NPN
PNP
NPN
PNP
NPN
PNP
Operation mode NO
E2A-M12LN08-M3-C1
E2A-M18KS08-WP-B1 2M
E2A-M18KS08-WP-C1 2M
E2A-M18LS08-WP-B1 2M
E2A-M18LS08-WP-C1 2M
E2A-M18KS08-M1-B1
E2A-M18KS08-M1-C1
E2A-M18LS08-M1-B1
E2A-M18LS08-M1-C1
E2A-M18KS08-M5-B1
E2A-M18KS08-M5-C1
E2A-M18LS08-M5-B1
E2A-M18LS08-M5-C1
E2A-M18KS08-M3-B1
E2A-M18KS08-M3-C1
E2A-M18LS08-M3-B1
E2A-M18LS08-M3-C1
E2A-M18KN16-WP-B1 2M
E2A-M18KN16-WP-C1 2M
E2A-M18LN16-WP-B1 2M
E2A-M18LN16-WP-C1 2M
E2A-M18KN16-M1-B1
E2A-M18KN16-M1-C1
E2A-M18LN16-M1-B1
E2A-M18LN16-M1-C1
E2A-M18KN16-M5-B1
E2A-M18KN16-M5-C1
E2A-M18LN16-M5-B1
E2A-M18LN16-M5-C1
E2A-M18KN16-M3-B1
E2A-M18KN16-M3-C1
E2A-M18LN16-M3-B1
E2A-M18LN16-M3-C1
E2A-M12KS04-WP-B1 2M
E2A-M12KS04-WP-C1 2M
E2A-M12LS04-WP-B1 2M
E2A-M12LS04-WP-C1 2M
E2A-M12KS04-M1-B1
E2A-M12KS04-M1-C1
E2A-M12LS04-M1-B1
E2A-M12LS04-M1-C1
E2A-M12KS04-M5-B1
E2A-M12KS04-M5-C1
E2A-M12LS04-M5-B1
E2A-M12LS04-M5-C1
E2A-M12KS04-M3-B1
E2A-M12KS04-M3-C1
E2A-M12LS04-M3-B1
E2A-M12LS04-M3-C1
E2A-M12KN08-WP-B1 2M
E2A-M12KN08-WP-C1 2M
E2A-M12LN08-WP-B1 2M
E2A-M12LN08-WP-C1 2M
E2A-M12KN08-M1-B1
E2A-M12KN08-M1-C1
E2A-M12LN08-M1-B1
E2A-M12LN08-M1-C1
E2A-M12KN08-M5-B1
E2A-M12KN08-M5-C1
E2A-M12LN08-M5-B1
E2A-M12LN08-M5-C1
E2A-M12KN08-M3-B1
E2A-M12KN08-M3-C1
E2A-M12LN08-M3-B1
Operation mode NO + NC
n.a.
E2A-M18KS08-WP-B3 2M
E2A-M18KS08-WP-C3 2M
E2A-M18LS08-WP-B3 2M
E2A-M18LS08-WP-C3 2M
E2A-M18KS08-M1-B3
E2A-M18KS08-M1-C3
E2A-M18LS08-M1-B3 n.a.
n.a.
n.a.
n.a.
E2A-M18LS08-M1-C3 n.a.
n.a.
n.a.
n.a.
E2A-M18KN16-WP-B3 2M
E2A-M18KN16-WP-C3 2M
E2A-M18LN16-WP-B3 2M
E2A-M18LN16-WP-C3 2M
E2A-M18KN16-M1-B3
E2A-M18KS16-M1-C3
E2A-M18LS16-M1-B3 n.a.
n.a.
n.a.
n.a.
n.a.
E2A-M18LS16-M1-C3 n.a.
n.a.
n.a.
E2A-M12KS04-WP-B3 2M
E2A-M12KS04-WP-C3 2M
E2A-M12LS04-WP-B3 2M
E2A-M12LS04-WP-C3 2M
E2A-M12KS04-M1-B3
E2A-M12KS04-M1-C3
E2A-M12LS04-M1-B3 n.a.
n.a.
n.a.
n.a.
E2A-M12LS04-M1-C3 n.a.
n.a.
n.a.
n.a.
E2A-M12KN08-WP-B3 2M
E2A-M12KN08-WP-C3 2M
E2A-M12LN08-WP-B3 2M
E2A-M12LN08-WP-C3 2M
E2A-M12KN08-M1-B3
E2A-M12KS08-M1-C3
E2A-M12LS08-M1-B3 n.a.
n.a.
n.a.
n.a.
E2A-M12LS08-M1-C3 n.a.
n.a.
n.a.
Operation mode NC
E2A-M12LN08-M3-C2
E2A-M18KS08-WP-B2 2M
E2A-M18KS08-WP-C2 2M
E2A-M18LS08-WP-B2 2M
E2A-M18LS08-WP-C2 2M
E2A-M18KS08-M1-B2
E2A-M18KS08-M1-C2
E2A-M18LS08-M1-B2
E2A-M18LS08-M1-C2
E2A-M18KS08-M5-B2
E2A-M18KS08-M5-C2
E2A-M18LS08-M5-B2
E2A-M18LS08-M5-C2
E2A-M18KS08-M3-B2
E2A-M18KS08-M3-C2
E2A-M18LS08-M3-B2
E2A-M18LS08-M3-C2
E2A-M18KN16-WP-B2 2M
E2A-M18KN16-WP-C2 2M
E2A-M18LN16-WP-B2 2M
E2A-M18LN16-WP-C2 2M
E2A-M18KN16-M1-B2
E2A-M18KN16-M1-C2
E2A-M18LN16-M1-B2
E2A-M18LN16-M1-C2
E2A-M18KN16-M5-B2
E2A-M18KN16-M5-C2
E2A-M18LN16-M5-B2
E2A-M18LN16-M5-C2
E2A-M18KN16-M3-B2
E2A-M18KN16-M3-C2
E2A-M18LN16-M3-B2
E2A-M18LN16-M3-C2
E2A-M12KS04-WP-B2 2M
E2A-M12KS04-WP-C2 2M
E2A-M12LS04-WP-B2 2M
E2A-M12LS04-WP-C2 2M
E2A-M12KS04-M1-B2
E2A-M12KS04-M1-C2
E2A-M12LS04-M1-B2
E2A-M12LS04-M1-C2
E2A-M12KS04-M5-B2
E2A-M12KS04-M5-C2
E2A-M12LS04-M5-B2
E2A-M12LS04-M5-C2
E2A-M12KS04-M3-B2
E2A-M12KS04-M3-C2
E2A-M12LS04-M3-B2
E2A-M12LS04-M3-C2
E2A-M12KN08-WP-B2 2M
E2A-M12KN08-WP-C2 2M
E2A-M12LN08-WP-B2 2M
E2A-M12LN08-WP-C2 2M
E2A-M12KN08-M1-B2
E2A-M12KN08-M1-C2
E2A-M12LN08-M1-B2
E2A-M12LN08-M1-C2
E2A-M12KN08-M5-B2
E2A-M12KN08-M5-C2
E2A-M12LN08-M5-B2
E2A-M12LN08-M5-C2
E2A-M12KN08-M3-B2
E2A-M12KN08-M3-C2
E2A-M12LN08-M3-B2
Inductive Sensors
M30
Size
Shielded
Nonshielded
Sensing distance
Connection
15.0 mm
20.0 mm
30.0 mm
20.0 mm
30.0 mm
20.0 mm
30.0 mm
20.0 mm
30.0 mm
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Pre-wired
M12 connector
M8 connector
(3-pin)
M8 connector
(4-pin)
Body material
Brass
Brass
Brass
Brass
Brass
Brass
Brass
Brass
*3
*3
*3
*3
*3
*3
*3
*3
Thread length
(overall length)
Output configuration
44 (64)
66 (86)
44 (58)
66 (80)
44 (58)
66 (80)
44 (58)
66 (80)
44 (64)
(See note.)
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
PNP
PNP
NPN
PNP
NPN
PNP
NPN
PNP
NPN
66 (86)
44 (58)
(See
note.)
PNP
NPN
PNP
66 (80)
44 (58)
(See
note.)
NPN
PNP
NPN
PNP
66 (80)
44 (58)
(See
note.)
66 (80)
NPN
PNP
NPN
PNP
NPN
PNP
NPN
Operation mode NO
E2A-M30KS15-WP-B1 2M
E2A-M30KS15-WP-C1 2M
E2A-M30LS15-WP-B1 2M
E2A-M30LS15-WP-C1 2M
E2A-M30KS15-M1-B1
E2A-M30KS15-M1-C1
E2A-M30LS15-M1-B1
E2A-M30LS15-M1-C1
E2A-M30KS15-M5-B1
E2A-M30KS15-M5-C1
E2A-M30LS15-M5-B1
E2A-M30LS15-M5-C1
E2A-M30KS15-M3-B1
E2A-M30KS15-M3-C1
E2A-M30LS15-M3-B1
E2A-M30LS15-M3-C1
E2A-M30KN20-WP-B1 2M
E2A-M30KN20-WP-C1 2M
E2A-M30LN30-WP-B1 2M
E2A-M30LN30-WP-C1 2M
E2A-M30KN20-M1-B1
E2A-M30KN20-M1-C1
E2A-M30LN30-M1-B1
E2A-M30LN30-M1-C1
E2A-M30KN20-M5-B1
E2A-M30KN20-M5-C1
E2A-M30LN30-M5-B1
E2A-M30LN30-M5-C1
E2A-M30KN20-M3-B1
E2A-M30KN20-M3-C1
E2A-M30LN30-M3-B1
E2A-M30LN30-M3-C1
Operation mode NC
E2A-M30KS15-WP-B2 2M
E2A-M30KS15-WP-C2 2M
E2A-M30LS15-WP-B2 2M
E2A-M30LS15-WP-C2 2M
E2A-M30KS15-M1-B2
E2A-M30KS15-M1-C2
E2A-M30LS15-M1-B2
E2A-M30LS15-M1-C2
E2A-M30KS15-M5-B2
E2A-M30KS15-M5-C2
E2A-M30LS15-M5-B2
E2A-M30LS15-M5-C2
E2A-M30KS15-M3-B2
E2A-M30KS15-M3-C2
E2A-M30LS15-M3-B2
E2A-M30LS15-M3-C2
E2A-M30KN20-WP-B2 2M
E2A-M30KN20-WP-C2 2M
E2A-M30LN30-WP-B2 2M
E2A-M30LN30-WP-C2 2M
E2A-M30KN20-M1-B2
E2A-M30KN20-M1-C2
E2A-M30LN30-M1-B2
E2A-M30LN30-M1-C2
E2A-M30KN20-M5-B2
E2A-M30KN20-M5-C2
E2A-M30LN30-M5-B2
E2A-M30LN30-M5-C2
E2A-M30KN20-M3-B2
E2A-M30KN20-M3-C2
E2A-M30LN30-M3-B2
E2A-M30LN30-M3-C2
Operation mode NO + NC
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
E2A-M30KS15-WP-B3 2M
E2A-M30KS15-WP-C3 2M
E2A-M30LS15-WP-B3 2M
E2A-M30LS15-WP-C3 2M
E2A-M30KS15-M1-B3
E2A-M30KS15-M1-C3
E2A-M30LS15-M1-B3 n.a.
n.a.
n.a.
n.a.
E2A-M30LS15-M1-C3 n.a.
n.a.
n.a.
n.a.
E2A-M30KN20-WP-B3 2M
E2A-M30KN20-WP-C3 2M
E2A-M30LN30-WP-B3 2M
E2A-M30LN30-WP-C3 2M
E2A-M30KN20-M1-B3
E2A-M30KN20-M1-C3
E2A-M30LN30-M1-B3
E2A-M30LN30-M1-C3 n.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.
E2A
3
Connectivity
The E2A sensors are available with the following connectors and cable materials:
Pre-wired models Pre-wired models with cable end connectors
Standard cable lengths are 2m and 5m.
For other cable lengths please contact your OMRON representative.
Standard cable material: PVC (dia 4mm)
Other available cable materials and sizes:
- PVC (dia 6mm)
- PUR/PVC – PUR jacket (dia 4mm)
- PUR/PVC – PUR jacket (dia 6mm)
- PVC robotic cable (dia 4mm)
-WP
-WS
-WA
-WB
-WR
All pre-wired models can be fitted with cable and connectors.
Standard cable end connectors:
- M12
- M8 (4 pin)
- M8 (3 pin)
Other cable end connectors are available on request.
M1J
M3J
M5J
Connector models
Standard connectors: M12, M8 (4 or 3 pin) -M1, -M3, -M5
4 Inductive Sensors
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
2. Sensing technology
Blank: Standard double distance
3. Housing shape and material
M: Cylindrical, metric threaded, brass
S: Cylindrical, metric threaded, stainless steel
4. Housing size
08:
12:
18:
30:
8 mm
12 mm
18 mm
30 mm
5. Barrel length
K: Standard length
L:
6. Shield
Long body
S:
N:
Shielded
Non-shielded
7. Sensing distance
Numeral: Sensing distance: e.g. 02=2 mm, 16=16 mm
8. Kind of connection
WP: pre-wired, PVC, dia 4mm (standard)
WS:
WR: pre-wired, PVC, dia 6mm pre-wired, PVC, robotic cable, dia 4mm
WA:
WB: pre-wired, PUR/PVC (PUR jacket), dia 4mm pre-wired, PUR/PVC (PUR jacket), dia 6mm
M1:
M3:
M5:
M12 connector (4 pin) *
M8 connector (4 pin)
M8 connector (3 pin)
M1J
M3J
M5J pre-wired with M12 cable end connector (4 pin) pre-wired with M8 cable end connector (4 pin) pre-wired with M8 cable end connector (3 pin)
9. Power source and output
B: DC, 3-wire, PNP open collector
C:
D:
DC, 3-wire, NPN open collector
DC, 2-wire
E:
F:
DC, 3-wire, NPN voltage output
DC, 3-wire, PNP voltage output
10.Operation mode
1: Normally open (NO)
2:
3:
Normally closed (NC)
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'
E2A
5
Specifications
DC 3-wire Models
/ DC 4-wire (NO+NC)
Item
Sensing distance
Setting distance
Differential travel
Target
Standard target (mild steel ST37)
Response frequency (See note 1.)
Power supply voltage
(operating voltage range)
Current consumption (DC 3-wire)
Output type
Size
Type Shielded
E2A-S08
@S02-@@-B1
E2A-S08
@S02-@@-C1
M8
Non-shielded
E2A-S08
@N04-@@-B1
E2A-S08
@N04-@@-C1
M12
Shielded
E2A-M12
@S04-@@-B@
E2A-M12
@S04-@@-C@
E2A-S12
@S04-@@-B@
E2A-S12
@S04-@@-C@
4 mm
± 10%
0 to 3.2 mm
Non-shielded
E2A-M12
@N08-@@-B@
E2A-M12
@N08-@@-C@
E2A-S12
@N08-@@-B@
E2A-S12
@N08-@@-C@
8 mm
± 10%
0 to 6.4 mm
2 mm
± 10%
0 to 1.6 mm
4 mm
± 10%
0 to 3.2 mm
10% max. of sensing distance
Ferrous metal (The sensing distance decreases with non-ferrous metal.)
8
× 8× 1 mm
12
× 12× 1 mm
12
× 12× 1 mm
1,500 Hz 1,000 Hz 1,000 Hz
12 to 24 VDC. Ripple (p-p): 10% max.
(10 to 32 VDC)
10 mA max.
-B models: PNP open collector
-C models: NPN open collector
24
× 24× 1 mm
800 Hz
Control output
Load current
(See note 2.)
Residual voltage
200 mA max. (32 VDC max.)
Indicator
Operation mode
(with sensing object approaching)
Protection circuit
Ambient air temperature
Temperature influence (See note 2.)
Ambient humidity
Voltage influence
Insulation resistance
Dielectric strength
Vibration resistance
Shock resistance
Standard and listings (See note 3.)
Connection method
Weight
(packaged)
Material
Pre-wired model
Connector model
Case
Sensing surface
Cable
Clamping nut
2 V max. (under load current of 200 mA with cable length of 2 m)
Operation indicator (Yellow LED)
-B1/-C1 models: NO
-B2/-C2 models: NC
-B3/ -C3 models: NO+NC
For details, refer to the timing charts. (See note 4.)
Power source circuit reverse polarity protection,
Surge suppressor, Short-circuit protection
Output reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor, Short-circuit protection
Operating:
−40° C to 70° C, Storage: −40° C to 85° C (with no icing or condensation)
±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
Operating: 35% to 95%, Storage: 35% to 95%
±1% max. of sensing distance in rated voltage range ±15%
50 M
Ω min. (at 500 VDC) between current carry parts and case
1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
500 m/s
2
, 10 times each in X, Y and Z directions 1,000 m/s
2
, 10 times each in X, Y and Z directions
IP67 after IEC 60529
IP69k after DIN 40050
EMC after EN60947-5-2
Pre-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.
Approx. 65 g
M12 connector models: Approx. 20 g
M8 connector models: Approx. 15 g
Stainless steel
PBT
Approx. 85 g
Approx. 35 g
Brass-nickel plated or stainless steel
Standard cable is PVC dia 4mm.
For other cable materials or diameters please refer to chapter 'Connectivity'
Brass-nickel plated
Brass-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°C and −25°C and a power voltage between 30 and 32 VDC, use a load current of 100 mA 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.
6 Inductive Sensors
DC 3-wire Models
/ DC 4-wire (NO+NC)
Item
Sensing distance
Setting distance
Differential travel
Target
Standard target
(mild steel ST37)
Response frequency
(See note 1.)
Material
Size
Type
24
× 24× 1 mm
500 Hz
M18
Shielded Non-shielded
E2A-M18
@S08-@@-B@
E2A-M18
@S08-@@-C@
E2A-S18
@S08-@@-B@
E2A-S18
@S08-@@-C@
8 mm
±10%
0 to 6.4 mm
E2A-M18
@N16-@@-B@
E2A-M18
@N16-@@-C@
E2A-S18
@N16-@@-B@
E2A-S18
@N16-@@-C@
16 mm
±10%
0 to 12.8 mm
10% max. of sensing distance
Shielded
E2A-M30
@S15-@@-B@
E2A-M30
@S15-@@-C@
E2A-S30
@S15-@@-B@
E2A-S30
@S15-@@-C@
15 mm
±10%
0 to 12 mm
Ferrous metal (The sensing distance decreases with non-ferrous metal.)
48
× 48× 1 mm
400 Hz
45
× 45× 1 mm
250 Hz
M30
Non-shielded
E2A-M30KN20-
@@-B@
E2A-M30KN20-
@@-C@
E2A-S30KN20-
@@-B@
E2A-S30KN20-
@@-C@
20 mm
±10%
0 to 16 mm
60
× 60× 1 mm
100 Hz
Non-shielded
E2A-M30LN30-
@@-B@
E2A-M30LN30-
@@-C@
E2A-S30LN30-
@@-B@
E2A-S30LN30-
@@-C@
30 mm
±10%
0 to 24 mm
90
× 90× 1 mm
100 Hz
Power supply voltage
(operating voltage range)
Current consumption
(DC 3-wire)
12 to 24 VDC. Ripple (p-p): 10% max.
(10 to 32 VDC)
10 mA max.
Output type
-B models: PNP open collector
-C models: NPN open collector
Control output
Indicator
Load current
(See note 2.)
Ambient air temperature
Temperature influence
(See note 2.)
Ambient humidity
Voltage influence
Insulation resistance
Dielectric strength
Vibration resistance
200 mA max. (32 VDC max.)
Residual voltage 2 V max. (under load current of 200 mA with cable length of 2 m)
Operation indicator (Yellow LED)
Operation mode
(with sensing object approaching)
Protection circuit
Shock resistance
-B1/-C1 models: NO
-B2/-C2 models: NC
-B3/ -C3 models: NO+NC
For details, refer to the timing charts.
Output reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor,
Short-circuit protection
Operating:
−40° C to 70° C, Storage: −40° C to 85° C (with no icing or condensation)
±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
Operating: 35% to 95%, Storage: 35% to 95%
±1% max. of sensing distance in rated voltage range ±15%
50 M
Ω min. (at 500 VDC) between current carry parts and case
1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
1,000 m/s
2
, 10 times each in X, Y and Z directions
Standard and listings (See note 3.)
Connection method
Weight
(pakkaged)
Pre-wired model
Connector model
IP67 after IEC 60529
IP69k after DIN 40050
EMC after EN60947-5-2
Pre-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.
Approx. 160 g Approx. 280 g Approx. 280 g Approx. 370 g
Approx. 70 g Approx. 200 g Approx. 200 g Approx. 260 g
Case
Sensing surface
Cable
Clamping nut
Brass-nickel plated or stainless steel
PBT
Standard cable is PVC dia 4mm. For other cable materials or diameters please refer to chapter 'Connectivity' brass-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°C and −25°C and a power voltage between 30 and 32 VDC, use a load current of 100 mA max.
3. For USA and Canada: use class 2 circuit only.
E2A
7
DC 2-wire Models
Item
Sensing distance
Setting distance
Differential travel
Target
Standard target
Response frequency (See note 1.)
Power supply voltage
(operating voltage range)
Leakage current
Output type
Control output
Load current
(See note 2.)
Residual voltage
Size
Type Shielded
M8
Non-shielded Shielded
E2A-S08
@S02-D@
E2A-S08
@N04-D@
2 mm
± 10%
0 to 1.6 mm
4 mm
± 10%
0 to 3.2 mm
10% max. of sensing distance
E2A-M12
@S04-D@
E2A-S12
@S04-D@
4 mm
± 10%
0 to 3.2 mm
Ferrous metal (The sensing distance decreases with non-ferrous metal.)
8
× 8× 1 mm
12
× 12× 1 mm
12
× 12× 1 mm
1,500 Hz 1,000 Hz 1,000 Hz
12 to 24 VDC. Ripple (p-p): 10% max.
(10 to 32 VDC)
0.8 mA max.
DC 2 wire type
M12
Non-shielded
E2A-M12
@N08-D@
E2A-S12
@N08-D@
8 mm
± 10%
0 to 6.4 mm
24
× 24× 1 mm
800 Hz
3 to 100 mA
Indicator (see timing chart)
Operation mode
Protection circuit
Ambient temperature
Temperature influence
Ambient humidity
Voltage influence
Insulation resistance
Dielectric strength
Vibration resistance
Shock resistance
Standard and listings (See note 3.)
Connection method
Weight
(packaged)
Material
Pre-wired model
Connector model
Case
Sensing surface
Cable
Clamping nut
3 V max. (under load current of 100 mA with cable length of 2 m)
NO type: Operation indicator (Yellow), Setting indicator (Red)
NC type: Operation indicator (Yellow)
-D1 models: NO
-D2 models: NC
Surget suppressor, Short circuit protection
Operating:
−40° C to 70° C, Storage: −40° C to 85° C (with no icing or condensation)
±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
Operating: 35% to 95%, Storage: 35% to 95%
±1% max. of sensing distance in rated voltage range ±15%
50 M
Ω min. (at 500 VDC) between current carry parts and case
1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
500 m/s
2
, 10 times each in X, Y and Z directions 1,000 m/s
2
, 10 times each in X, Y and Z directions
IP67 after IEC 60529
IP69k after DIN 40050
EMC after EN60947-5-2
Pre-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.
Approx. 85 g Approx. 65 g
M12 connector models: Approx. 20 g
M8 connector models: Approx. 15 g
Stainless steel
Approx. 35 g
Brass-nickel plated or stainless steel
PBT
Standard cable is PVC dia 4mm.
For other cable materials or diameters please refer to chapter 'Connectivity'
Brass-nickel plated
Brass-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°C and −25°C and a power voltage between 30 and 32 VDC, use a load current of 50 mA max.
3. For USA and Canada: use class 2 circuit only.
8 Inductive Sensors
DC 2-wire Models
Sensing distance
Setting distance
Differential travel
Target
Standard target
Item
Response frequency (See note 1.)
Power supply voltage
(operating voltage range)
Leakage current
Output type
Control output
Load current
(See note 2.)
Residual voltage
Size
Type
8 mm
Shielded
E2A-M18
@S08-D@
E2A-S18@S08-D@
± 10%
0 to 6.4 mm
M18
Non-shielded
E2A-M18
@N16-D@
E2A-S18@N16-D@
16 mm
± 10%
0 to 12.8 mm
Shielded
E2A-M30
@S15-D@
E2A-S30
@S15-D@
15 mm
± 10%
0 to 12 mm
M30
Non-shielded
E2A-M30
@N30-D@
E2A-M30
@N20-D@
E2A-S30
@N30-D@
E2A-S30
@N20-D@
Short body: 20 m
± 10%
Long body: 30 m
± 10%
Short body: 0 to 16 mm
Long body: 0 to 24 mm
10% max. of sensing distance
Ferrous metal (The sensing distance decreases with non-ferrous metal.)
24x24x1 mm 48x48x1 mm 45x45x1 mm
250 Hz
Short body: 60x60x1 mm
Long body: 90x90x1mm
100 Hz 500 Hz 400 Hz
12 to 24 VDC. Ripple (p-p): 10% max.
(10 to 32 VDC)
0.8 mA max.
DC 2 wire type
3 to 100 mA
Indicator (see timing chart)
Operation mode
Protection circuit
Ambient temperature
Temperature influence
Ambient humidity
Voltage influence
Insulation resistance
Dielectric strength
Vibration resistance
Shock resistance
Standard and listings (See note 3.)
Connection method
Weight
(packaged)
Material
Pre-wired model
Connector model
Case
Sensing surface
Cable
Clamping nut
3 V max. (under load current of 100 mA with cable length of 2 m)
NO type: Operation indicator (Yellow), Setting indicator (Red)
NC type: Operation indicator (Yellow)
-D1 models: NO
-D2 models: NC
Surget suppressor, Short circuit protection
Operating:
−40° C to 70° C, Storage: −40° C to 85° C (with no icing or condensation)
±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
Operating: 35% to 95%, Storage: 35% to 95%
±1% max. of sensing distance in rated voltage range ±15%
50 M
Ω min. (at 500 VDC) between current carry parts and case
1,000 VAC at 50/60 Hz for 1 min between current carry parts and case
10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
500 m/s
2
, 10 times each in X, Y and Z directions
IP67 after IEC 60529
IP69k after DIN 40050
EMC after EN60947-5-2
Pre-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.
Approx. 160 g
Approx. 70 g
Approx. 280 g
Approx. 200 g short body: long body: short body: long body:
280 g
370 g
200 g
260 g
Brass-nickel plated or stainless steel
PBT
Standard cable is PVC dia 4mm.
For other cable materials or diameters please refer to chapter 'Connectivity' brass-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°C and -25°C and a power voltage between 30 and 32 VDC, use a load current of 50 mA max.
3. For USA and Canada: use class 2 circuit only.
E2A
9
Engineering Data
Operating Range (Typical)
Shielded Models
18
16
E2A-M30
@S15
14
12
10
8
6
4
2
0
−30 −20
Y
X
E2A-M18
@S08
E2A-M12
@S04
E2A-S08
@S02/
E2A-M08
@S02
−10 0 10 20 30
Distance Y (mm)
Non-shielded Models
35
30
25
20
15
10
5
Y
X
E2A-M30LN30
E2A-M30KN20
E2A-M18
@N16
E2A-M12
@N08
E2A-S08
@N04/
E2A-M08
@N04
0
−50 −40 −30 −20 −10 0 10 20 30 40 50
Distance Y (mm)
Influence of Sensing Object Size and Materials
Shielded Models
E2A-S08
@S02
2.5
@d t = 1 mm
X
2.0
1.5
1.0
Iron
Stainless steel (SUS303)
Brass
Aluminum
E2A-M12
@S04/ E2A-S12@S04
5.0
@d t = 1 mm
X
Iron
4.0
Stainless steel
(SUS303)
3.0
Brass
2.0
Aluminum
Copper
Copper
0.5
1.0
E2A-M18
@S08/E2A-S18@S08
8.0
Iron
7.0
6.0
Stainless steel (SUS303)
5.0
4.0
3.0
Brass
Aluminum
Copper
2.0
1.0
@d
X t = 1 mm
0 10 20 30 40 50 60
Side length of sensing object d (mm) Side length of sensing object d (mm)
E2A-M30
@S15/ E2A-S30@S15
20
@d
X t = 1 mm
16
Iron
0 5 10 15 20 25 30 35
Side length of sensing object d (mm)
12
8
Stainless steel (SUS303)
Brass
Aluminum
Copper
4
0 10 20 30 40 50 60 70 80
Side length of sensing object d (mm)
10 Inductive Sensors
Non-shielded Models
E2A-S08
@N04
5.0
@d t = 1 mm
X
4.0
Iron
Stainless steel (SUS303)
3.0
2.0
Brass
Aluminum
Copper
1.0
E2A-M12
@N08/E2A-S12@N08
10
@d t = 1 mm
X
Iron
8
6
4
2
Stainless steel (SUS303)
Brass
Aluminum
Copper
E2A-M18
@N16/E2A-S18@N16
20
@d
X t = 1 mm
Iron
16
12
8
4
Stainless steel (SUS303)
Brass
Aluminum
Copper
Side length of sensing object d (mm)
0 10 20 30 40 50
Side length of sensing object d (mm)
E2A-M30KN20/E2A-S30KN20
25
@d
X t = 1 mm
20
15
10
5
Iron
Stainless steel (SUS303)
Brass
Aluminum
Copper
Side length of sensing object d (mm)
E2A-M30LN30/E2A-S30LN30
35
@d
30
X t = 1 mm Iron
25
20
Stainless steel (SUS303)
15
Brass
Aluminum
Copper
10
5
0 20 40 60 80 100
Side length of sensing object d (mm)
0 20 40 60
Side length of sensing object d (mm)
80
E2A
11
Operation
DC 3-wire models
PNP Output
Operation mode Model
NO
NC
NO + NC
E2A@-@-B1
E2A@-@-B2
E2A-
@-@-B3
Non-sensing zone
Timing chart
Sensing zone
Proximity
Sensor
Sensing object
(%) 100 0
Output circuit
Brown
+V
ON
OFF
Yellow indicator
ON
OFF
Control output
Non-sensing zone
Sensing object
(%) 100
Sensing zone
Proximity
Sensor
0
Proximity
Sensor main circuits
(See note 1.)
Black
Load
Blue
0 V
Note 1: With M8 connector models, there is no output reverse polarity protection diode.
M12 Connector
Pin Arrangement
(See note 2.)
M8 connector
(3 pin)
Pin Arrangement
M8 Connector
(4 pin)
Pin Arrangement
(See note 2.)
2
1
4
1
4
3
1
2 4
3
3
Note 2: Pin 2 of the M12 connector and M8 connector is not used.
Brown
+V
Non-sensing zone
Sensing object
(%) 100
Sensing zone
Proximity
Sensor
0
ON
OFF
Yellow indicator
ON
OFF
Control output
Proximity
Sensor main circuits
(See note 1.)
Black
(M8 connector: )
Load
Blue
0 V
Note 1: With M8 connector models, there is no output reverse polarity protection diode.
M12 Connector
Pin Arrangement
(See note 2.)
M8 connector
(3 pin)
Pin Arrangement
M8 Connector
(4 pin)
Pin Arrangement
(See note 2.)
1
4
2 4
1
3
1
2
4
3
3
Note 2: Pin 4 of the M12 connector and M8 connector is not used.
Brown 1
+V
Proximity
Sensor main circuits
Black
4
NO output
Load
ON
OFF
Yellow indicator
ON
OFF
NO output
ON
OFF
NC output
White
2
NC output
Blue
3
Load
0 V
M12 Connector
Pin Arrangement
2
1
3
4
12 Inductive Sensors
DC 3-wire models
NPN Output
Operation mode Model
NO
NC
NO + NC
E2A@-@-C1
E2A@-@-C2
E2A@-@-C3
Non-sensing zone
Timing chart
Sensing zone
Proximity
Sensor
Sensing object
(%) 100 0
Proximity
Sensor main circuits
Output circuit
Brown
(See note 1.)
Black
Load
+V
ON
OFF
Yellow indicator
ON
OFF
Control output
Non-sensing zone
Sensing object
(%)
100
Sensing zone
Proximity
Sensor
0
Blue
0 V
Note 1: With M8 connector models, there is no output reverse polarity protection diode.
M12 Connector
Pin Arrangement
(See note 2.)
M8 connector
(3 pin)
Pin Arrangement
M8 Connector
(4 pin)
Pin Arrangement
(See note 2.)
1
4
2 4
1
3
1
2 4
3
3
Note 2: Pin 2 of the M12 connector and M8 connector is not used.
Brown
+V
Proximity
Sensor main circuits
Load
(See note 1.)
Black
(M8 connector: )
ON
OFF
Yellow indicator
ON
OFF
Control output
Non-sensing zone
Sensing object
(%) 100
Sensing zone
Proximity
Sensor
0
Blue
0 V
Note 1: With M8 connector models, there is no output reverse polarity protection diode.
M12 Connector
Pin Arrangement
(See note 2.)
M8 connector
(3 pin)
Pin Arrangement
M8 Connector
(4 pin)
Pin Arrangement
(See note 2.)
1
4
2 4
1
3
1
2 4
3
3
Note 2: Pin 4 of the M12 connector and M8 connector is not used.
Brown
1
+V
Proximity
Sensor main circuits
Load
Black
4
NO output
Load
ON
OFF
Yellow indicator
ON
OFF
NO output
ON
OFF
NC output
White
2
NC output
Blue
3
0 V
M12 Connector
Pin Arrangement
2
1
3
4
E2A
13
DC 2-wire models
Output Circuit Diagrams (Operation)
Operation mode Model
Non-sensing zone
Timing chart
Sensing zone
Proximity
Sensor
Sensing object
(%) 100 80 0
NO E2A@-D1
Output circuit
Load
Brown
+V
ON
OFF
Yellow indicator
ON
OFF
Red indicator
ON
OFF
Control output
Load can be connected to +V or 0V side.
M12 Connector
Pin Arrangement
2
1
3
4
Non-sensing zone
Sensing object
(%)
100
Sensing zone
Proximity
Sensor
0
Blue
0 V
Load
Brown
+V
NC E2A@-D2
ON
OFF
Yellow indicator
ON
OFF
Control output
Load can be connected to +V or 0V side.
M12 Connector
Pin Arrangement
2
1
3
4
Blue
0 V
14 Inductive Sensors
Dimensions
Note: All units are in millimeters unless otherwise indicated.
Pre-wired Models (Shielded) Pre-wired Models (Non-shielded)
E2A-S08KS02-WP-
@@
13 3
27
40
5
M8
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M12KS04-WP-
@@/E2A-S12KS04-WP-@
50.3
34
17
4 7
M12
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
3. for NO+NC (-B3 / -C3) models the total length is 4 mm longer
E2A-M18KS08-WP-
@@/E2A-S18KS08-WP-@
24 4
39
59.5
10
(See note 1.)
Indicator (See note 2.)
M18
×1
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M30KS15-WP-
@@/E2A-S30KS15-WP-@
36
5
44
64.5
10
M30
×1.5
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-S08KN04-WP-
@@
40
13 6 3
27
5
5.8 dia.
M8
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M12KN08-WP-
@@/E2A-S12KN08-WP-@
50.3
17
7 4
34
7
9.2 dia.
M12
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
3. for NO+NC (-B3 / -C3) models the total length is 4 mm longer
E2A-M18KN16-WP-
@@/E2A-S18KN16-WP-@
59.5
24 10
39
4 10
15.1 dia.
M18
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M30KN20-WP-
@@/E2A-S30KN20-WP-@
64.5
36
15
44
5 10
26.4 dia.
(See note 1.)
Indicator (See note 2.)
M30
×1.5
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A
15
E2A-S08LS02-WP-
@@
49
62
13 3 5
M8
×1
Two, clamping nuts
(See note 1.)
Indicator (See note 2.)
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm
2
; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M12LS04-WP-
@@/E2A-S12LS04-WP-@
72.3
17
56
4
7
(See note 1.)
Indicator (See note 2.)
M12
×1
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M18LS08-WP-
@@/E2A-S18LS08-WP-@
81.5
61
24
4
10
E2A-S08LN04-WP-
@@
49
62
13 6 3
5.8 dia.
M8
×1
5
Two, clamping nuts
(See note 1.)
Indicator (See note 2.)
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm
2
; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M12LN08-WP-
@@/E2A-S12LN08-WP-@
17
7 4
56
72.3
7
9.2 dia.
M12
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M18LN16-WP-
@@/E2A-S18LN16-WP-@
61
81.5
24 10
4
10
15.1 dia.
M18
×1
(See note 1.)
Indicator (See note 2.)
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M30LN30-WP-
@@/E2A-S30LN30-WP-@
86.5
66
36 5 10
(See note 1.)
Indicator (See note 2.)
M18
×1
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm
2
; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
E2A-M30LS15-WP-
@@/E2A-S30LS15-WP-@
86.5
66
36 5
10
(See note 1.)
Indicator (See note 2.)
M30
×1.5
Two, clamping nuts
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
26.4 dia.
M30
×1.5
Two, clamping nuts
(See note 1.)
Indicator (See note 2.)
Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (conductor cross section:
0.3 mm 2 ; insulator diameter: 1.3 mm); standard length: 2 m
2. Operation indicator (yellow)
Mounting Hole Cutout Dimensions
F
External diameter of Proximity Sensor
Dimension F (mm)
M8
8.5 dia.
+0.5
0
M12
M18
12.5 dia.
+0.5
0
18.5 dia.
+0.5
0
M30
30.5 dia.
+0.5
0
16 Inductive Sensors
M12 Connector Models (Shielded) M12 Connector Models (Non-shielded)
E2A-S08KS02-M1-
@@
3
27
43
5
13
M12
×1
M8
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-M12KS04-M1-
@@/E2A-S12KS04-M1-@
17
4
34
48
7
M12
×1
M12
×1
Indicator (See note.)
Two, clamping nuts
Note 1:
Operation indicator (yellow LED, 4
×90°)
Note 2:
for NO+NC (-B3 / -C3) models the total length is 4 mm longer
E2A-M18KS08-M1-
@@/E2A-S18KS08-M1-@
24
4
39
53
10
M12
×1
M18
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-M30KS15-M1-
@@/E2A-S30KS15-M1-@
58
44
36
5
10
M12
×1
Indicator (See note.)
M30
×1.5
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-S08KN04-M1-
@@
13
6
27
3
43
5
M12
×1
6 dia.
M8
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-M12KN08-M1-
@@/E2A-S12KN08-M1-@
48
17
34
4
7 7
M12
×1
9.4 dia.
M12
×1
Indicator (See note.)
Two, clamping nuts
Note 1:
Operation indicator (yellow LED, 4
×90°)
Note 2:
for NO+NC (-B3 / -C3) models the total length is 4 mm longer
E2A-M18KN16-M1-
@@/E2A-S18KN16-M1-@
24
10
39
4
53
10
M12
×1
15.3 dia.
M18
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-M30KN20-M1-
@@/E2A-S30KN20-M1-@
58
36
15
44
5 10
M12
×1
26.6 dia.
M30
×1.5
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A
17
E2A-S08LS02-M1-
@@
E2A-S08LN04-M1-
@@
49
65
49
65
6 3
M12
×1
13 3 5
M12
×1
13 5
E2A-M12LS04-M1-
@@
E2A-S12LS04-M1-@
17
M8
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
70
56
4
7
M12
×1
E2A-M12LN08-M1-
@@
E2A-S12LN08-M1-@
17
E2A-M18LS08-M1-
@@
E2A-S18LS08-M1-@
24
M12
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
4
61
75
10
M12
×1
6 dia.
M8
×1 Indicator (See note.)
Note: Operation indicator (yellow LED, 4
×90°)
7
56
70
4
7
M12
×1
9.2 dia.
E2A-M18LN16-M1-
@@
E2A-S18LN16-M1-@
24
M12
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
61
75
10
4
10
M12
×1
15.1 dia.
E2A-M30LS15-M1-
@@
E2A-S30LS15-M1-@
36
M18
×1
Indicator (See note.)
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
5
80
66
10
E2A-M30LN30-M1-
@@
E2A-S30LN30-M1-@
36
Indicator (See note.)
M18
×1
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
80
66
15 5 10
M12
×1
26.6 dia.
Indicator (See note.)
M30
×1.5
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
M8 Connector Models (Shielded)
Indicator (See note.)
M30
×1.5
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
M8 Connector Models (Non-shielded)
E2A-S08KS02-M5-
13
@@/E2A-S08KS02-M3-@
3
27
39
5
M8
×1
M8
×1
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-S08LS02-M5-
@@/E2A-S08LS02-M3-@
49
61
13 3 5
M8
×1
E2A-S08KN04-M5-
@@/E2A-S08KN04-M3-@
39
13 6 3
27
5
M8
×1
5.8 dia.
M8
×1
Two, clamping nuts
Note: Operation indicator (yellow LED, 4
×90°)
E2A-S08LN04-M5-
@@/E2A-S08LN04-M3-@
49
61
13 6 3
5
M8
×1
M8
×1
Note: Operation indicator (yellow LED, 4
×90°)
Note: Please contact your OMRON sales representative for dimension drawings not listed here.
5.8 dia.
M8
×1
Note: Operation indicator (yellow LED, 4
×90°)
18 Inductive Sensors
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. l
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.
Type Dimension M8 M12
Shielded
Nonshielded l m l n d
D m d
D n m
D d dia.
M18
0 0
0
(See note 1.)
4.5
12 24
-----
0 0
27
1.5
12 18 27
12 15 22
8 20 48
24 40 70
12 15 22
24 40 70 m n
70
90
30
90
45
4
45
30 l
(Unit: mm)
M30
Short barrel
Long barrel
0
(See note 2.)
45
40
90
120
40
120
Note 1. In the case of using the supplied nuts.
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.
Type
Shielded
Non-shielded
A
B
A
B
Dimension
20
15
80
60
M8
30
20
120
100
M12
60
35
200
120
M18
(Unit: mm)
M30
Short barrel
Long barrel
110
70
300
200
300
300
E2A
19
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 200 m.
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.
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.
Type Torque
M8 Stainless steel type 9 Nm
Brass type 4 Nm
M12
M18
M30
30 Nm
70 Nm
180 Nm
<SUITABILITY FOR USE>
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.
<CHANGE IN SPECIFICATIONS>
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.
Cat. No. D03E-EN-02A In the interest of product improvement, specifications are subject to change without notice.
20 Inductive Sensors
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