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Omron E2A3 Datasheet

Long distance cylindrical proximity sensor
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Long Distance Cylindrical Proximity Sensor
E2A3
Extra long distance for
increased protection and
sensing performance
• triple distance proximity sensors for flush mounting re-
quirements.
• designed and tested for extra long life.
Ordering Information
DC 3-wire Models
Sensing
Size
Type
distance
Pre-wired
M12
M8
Shielded 3.0mm
connector
M8
connector
(3-pin)
Pre-wired
M12 Shielded 6.0mm
M12
connector
Pre-wired
M18 Shielded 11.0mm
M12
connector
Pre-wired
M30 Shielded 20.0mm
M12
connector
Note: Material specifications for stainless steel housing case: 1.4305 (W.-No.), SUS303 (AISI), 2346 (SS).
E2A3
Body
Connection
material
27 (40) mm
Stainless steel
27 (44) mm
(See note.)
27 (40) mm
34 (50) mm
Brass
34 (49) mm
39 (60) mm
Brass
39 (54) mm
44 (65) mm
Brass
44 (59) mm
Thread
Output
Operation mode: NO
length
PNP
E2A3-S08KS03-WP-B1 2M E2A3-S08KS03-WP-B2 2M
NPN
E2A3-S08KS03-WP-C1 2M E2A3-S08KS03-WP-C2 2M
PNP
E2A3-S08KS03-M1-B1
NPN
E2A3-S08KS03-M1-C1
PNP
E2A3-S08KS03-M5-B1
NPN
E2A3-S08KS03-M5-C1
PNP
E2A3-M12KS06-WP-B1 2M E2A3-M12KS06-WP-B2 2M
NPN
E2A3-M12KS06-WP-C1 2M E2A3-M12KS06-WP-C2 2M
PNP
E2A3-M12KS06-M1-B1
NPN
E2A3-M12KS06-M1-C1
PNP
E2A3-M18KS11-WP-B1 2M E2A3-M18KS11-WP-B2 2M
NPN
E2A3-M18KS11-WP-C1 2M E2A3-M18KS11-WP-C2 2M
PNP
E2A3-M18KS11-M1-B1
NPN
E2A3-M18KS11-M1-C1
PNP
E2A3-M30KS20-WP-B1 2M E2A3-M30KS20-WP-B2 2M
NPN
E2A3-M30KS20-WP-C1 2M E2A3-M30KS20-WP-C2 2M
PNP
E2A3-M30KS20-M1-B1
NPN
E2A3-M30KS20-M1-C1
.
Operation mode: NC
E2A3-S08KS03-M1-B2
E2A3-S08KS03-M1-C2
E2A3-S08KS03-M5-B2
E2A3-S08KS03-M5-C2
E2A3-M12KS06-M1-B2
E2A3-M12KS06-M1-C2
E2A3-M18KS11-M1-B2
E2A3-M18KS11-M1-C2
E2A3-M30KS20-M1-B2
E2A3-M30KS20-M1-C2
D-35

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Summary of Contents for Omron E2A3

  • Page 1 E2A3-M30KS20-WP-B1 2M E2A3-M30KS20-WP-B2 2M Pre-wired 44 (65) mm E2A3-M30KS20-WP-C1 2M E2A3-M30KS20-WP-C2 2M M30 Shielded 20.0mm Brass E2A3-M30KS20-M1-B1 E2A3-M30KS20-M1-B2 44 (59) mm connector E2A3-M30KS20-M1-C1 E2A3-M30KS20-M1-C2 Note: Material specifications for stainless steel housing case: 1.4305 (W.-No.), SUS303 (AISI), 2346 (SS). E2A3 D-35...

  • Page 2: Model Number Legend

    Example: E2A3-M12KS06-M1-B1 Triple distance, M12, standard barrel, shielded, Sn = 6 mm, M12 connector, PNP-NO E2A3-S08KS03-WP-B1 2M Triple distance, M8 stainless steel, standard barrel, shielded, Sn = 3 mm, pre-wired PVC cable, PNP-NO, cable length = 2 m 1. Basic name 8.

  • Page 3: Specifications

    Brass-nickel plated Note 1. The response frequency is an average value. Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object length between sensing objects, and a set distance of half the sensing distance.

  • Page 4: Engineering Data

    Engineering Data Operating Range (Typical) E2A3-M30KS20 E2A3-M18KS11 E2A3-M12KS06 E2A3-S08KS03 −30 −20 −10 Distance Y (mm) Influence of Sensing Object Size and Materials E2A3-S08KS03 E2A3-M12KS06 E2A3-M18KS11 t = 1 mm Iron t = 1 mm t = 1 mm Iron Iron...

  • Page 5: Operation

    Black Sensor main (See note 1.) circuits Load Blue Yellow indicator E2A3-@-@-B1 Note 1: With M8 Size Models, there is no output reverse Control output polarity protection diode. M12 Connector M8 Connector Pin Arrangement (3-pin) (See note 2.) Pin Arrangement Note 2: Terminal 2 of the M12 connector is not used.
  • Page 6 Proximity (See note 1.) Black Sensor main circuits Blue Yellow indicator E2A3-@-@-C1 Note 1: With M8 Size Models, there is no output reverse Control output polarity protection diode. M8 Connector M12 Connector Pin Arrangement (3-pin) Pin Arrangement (See note 2.) Note 2: Terminal 2 of the M12 connector is not used.

  • Page 7: Pre-Wired Models

    M8×1 Indicator (See note 2.) Two, clamping nuts M18×1 Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (Conduc- Two, clamping nuts tor cross section: 0.3 mm ; Insulator diameter: 1.3 mm), Note 1. 4-dia. vinyl-insulated round cable with 3 conductors (Conduc- Standard length: 2 m tor cross section: 0.3 mm...
  • Page 8 M8 Connector Models E2A3-S08KS03-M5-@@ 39.8 26.8 M8×1 Indicator (See note.) M8×1 Two, clamping nuts Note: Operation indicator (yellow LED, 4×90°) Mounting Hole Cutout Dimensions External diameter Dimension F (mm) of Proximity Sensor +0.5 8.5 dia. +0.5 12.5 dia. +0.5 18.5 dia.

  • Page 9: Safety Precautions

    4 (*) 2.5 (*) 6 (*) 4 (*) E2A3 Shielded * Using the nuts provided with the E2A3 allows mounting in the way shown be- low. Nut provided with E2A3 = 0 mm E2A3 D-43...

  • Page 10: Maintenance And Inspection

    150 N·m <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.

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