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List of Models (Completely Assembled)

Non-lighted Models

OperatingSet ModelColor of cap
AppearanceContact Configuration
40-dia. head
Medium Push-pull
A22E-MP
SPST-NCA22E-MP-01Red
SPST-NO/SPST-NCA22E-MP-11
DPST-NCA22E-MP-02
60-dia. head
Large Push-pull
A22E-LP
SPST-NCA22E-LP-01
SPST-NO/SPST-NCA22E-LP-11
DPST-NCA22E-LP-02
30-dia. head
Small Push-lock Turn-reset
A22E-S
SPST-NCA22E-S-01 *
SPST-NO/SPST-NCA22E-S-11 *
DPST-NCA22E-S-02 *
DPST-NC + SPST-NOA22E-S12 *
TPST-NCA22E-S-03 *
40-dia. head
Medium Push-lock Turn-reset
A22E-M
SPST-NCA22E-M-01 *
SPST-NO/SPST-NCA22E-M-11 *
DPST-NCA22E-M-02 *
DPST-NC + SPST-NOA22E-M-12 *
TPST-NCA22E-M-03 *
60-dia. head
Large Push-lock Turn-reset
A22E-L
SPST-NCA22E-L-01 *
SPST-NO/SPST-NCA22E-L-11 *
DPST-NCA22E-L-02 *
30-dia. head
Small Push-lock Key-reset
A22E-SK
SPST-NCA22E-SK-01
SPST-NO/SPST-NCA22E-SK-11
DPST-NCA22E-SK-02
40-dia. head
Medium Push-lock Key-reset
A22E-MK
SPST-NCA22E-MK-01
SPST-NO/SPST-NCA22E-MK-11
DPST-NCA22E-MK-02

*Models with Korean S-mark certification.

Note:

1.Yellow cap models are also available (not for emergency stop use). Contact your OMRON representative.

2.The Operation Unit of A22E exept models with EMO/EMS indication is red. (The engraved mark is not white.)

With EMO/EMS Indication (non-lighted)

OperatingSet ModelColor of cap
AppearanceContact Configuration
40-dia. head
Medium Push-lock Turn-reset
With EMO Indication
SPST-NCA22E-M-01-EMO *Red
SPST-NO/SPST-NCA22E-M-11-EMO *
DPST-NCA22E-M-02-EMO *
DPST-NC + SPST-NOA22E-M-12-EMO *
TPST-NCA22E-M-03-EMO *
40-dia. head
Medium Push-lock Turn-reset
With EMS Indication
SPST-NCA22E-M-01-EMS *
SPST-NO/SPST-NCA22E-M-11-EMS *
DPST-NCA22E-M-02-EMS *
DPST-NC + SPST-NOA22E-M-12-EMS *
TPST-NCA22E-M-03-EMS *

*Models with Korean S-mark certification.

Lighted Models

AppearanceOperatingPush-lock turn-reset systemColor of cap
Contact configurationLightingRated voltageSet Model
40-dia. head
Push-lock
Turn-reset without Voltage
Reduction Unit
A22E
SPST-NCLED6 VAC/VDCA22EL-M-6A-01 *Red
12 VAC/VDCA22EL-M-12A-01 *
24 VAC/VDCA22EL-M-24A-01 *
SPST-NO/SPST-NC6 VAC/VDCA22EL-M-6A-11 *
12 VAC/VDCA22EL-M-12A-11 *
24 VAC/VDCA22EL-M-24A-11 *
DPST-NC6 VAC/VDCA22EL-M-6A-02 *
12 VAC/VDCA22EL-M-12A-02 *
24 VAC/VDCA22EL-M-24A-02 *
40-dia. head
Push-lock
Turn-reset with Voltage
Reduction
Unit
A22E
SPST-NC100 VACA22EL-M-T1-01
200 VACA22EL-M-T2-01
SPST-NO/SPST-NC100 VACA22EL-M-T1-11
200 VACA22EL-M-T2-11
DPST-NC100 VACA22EL-M-T1-02
200 VACA22EL-M-T2-02

*Models with Korean S-mark certification.

Note:The Operation Unit of A22E exept models with EMO/EMS indication is red. (The engraved mark is not white.)

Switch with Integrated Control Box

AppearanceContact configurationModel
SPST-NCA22E-M-01B *
SPST-NO/SPST-NCA22E-M-11B *
DPST-NCA22E-M-02B *

*Models with Korean S-mark certification.

Subassembled

The Operation Unit, Lamp, or Switch can be ordered separately. Use them in combination for models that are not available as assembled Units.
These can also be used as inventory for maintenance parts.

A22E_Lineup4

*1.The Operation Unit of A22E exept models with EMO/EMS indication is red. (The engraved mark is not white.)

*2.Up to three Switch Units can be mounted for multiple contacts.

Operation Units

Non-lighted

Sealing capability
Size
IP65 oil-resistant models
Small (30 dia.)Medium (40 dia.)Large (60 dia.)
Push-pull---A22E-MP
A22E-LP
Push-lock, turn-resetA22E-S
A22E-M
A22E-L
Push-lock, key-reset
(push-lock, turn-reset)
A22E-SK
A22E-MK
---

Lighted

Sealing capability
Size
IP65
Medium (40 dia.)
Push-lock, turn-resetA22EL-M

Note:The Operation Unit of A22E exept models with EMO/EMS indication is red. (The engraved mark is not white.)

Lamp

LED

AppearanceLED lightRated voltageModel
RedStandard6 VAC/VDCA22-6AR
12 VAC/VDCA22-12AR
24 VAC/VDCA22-24AR

Note:For voltage-reduction lighting, use the A22-24AR.

Incandescent

AppearanceRated voltageModel
6 VDCA22-5
14 VACA22-12
28 VACA22-24
130 VACA22-H1

Switch (Standard Load)

Without Voltage Reduction Unit

Classification
Appearance
Non-lighted
Lighted
Switch ActionMomentaryMomentary
ContactsModelModel
For standard loadsSPST-NCA22-01MA22L-01M
SPST-NO + SPST-NCA22-11MA22L-11M
DPST-NCA22-02MA22L-02M

With Voltage Reduction Unit

Classification
Appearance
Lighted (110 VAC)
Lighted (220 VAC)
Switch ActionMomentaryMomentary
ContactsModelModel
For standard loadsSPST-NCA22L-01M-T1A22L-01M-T2
SPST-NO + SPST-NCA22L-11M-T1A22L-11M-T2
DPST-NCA22L-02M-T1A22L-02M-T2

Note:When using with a Voltage Reduction Unit, use the A22-24AR.

Accessories (Order Separately)

ItemAppearanceClassificationModelRemarks
Switch Blocks
SPST-NOStandard loadA22-10Provided as standard.
Order Switch Blocks only when adding or replacing
them.
MicroloadA22-10S
SPST-NCStandard loadA22-01
MicroloadA22-01S
DPST-NO,
one-piece
Standard loadA22-20
MicroloadA22-20S
DPST-NC,
one-piece
Standard loadA22-02
MicroloadA22-02S
Lamp Sockets
Direct lightingA22-TNUsed when changing the lighting method.
Voltage-
reduction
lighting
100 VACA22-T1
200 VACA22-T2
Mounting
Latches
---A22-3200Provided as standard.
Order Mounting Latches only when mounting Switch
Blocks or Lamp Sockets that are purchased individually.
Legend Plates
for Emergency
Stop
60-dia. black letters on yellow
back-ground
A22Z-3466-1"EMERGENCY STOP" is indicated on the plate.
90-dia. black letters on yellow
back-ground
A22Z-3476-1
60-dia. black letters on yellow
back-ground
A22Z-3466-2"EMERGENCY OFF" is indicated on the plate.
Hole Plug
RoundA22Z-3530Can be plugged into pre-cut panel holes for future
expansion. The color is black.
Connectors
Applicable
cable diameter
7 to 9 dia.A22Z-3500-1Plastic connector used to extend a cable from the
Switch Box.
9 to 11 dia.A22Z-3500-2
25-dia. Ring
---A22Z-R25Can be fit into a 25-dia. hole in the panel.
Since this is not attached to the main body, order
separately. (Refer to Data Sheet.)
30-dia. Resin
Attachment
---A22Z-A30Can be fit into a 30-dia. hole in the panel.
(Refer to Data Sheet.)
Lock Plate
---A22Z-3380Use to fix the lever on the Switch.
Control Boxes
(Enclosures)
One hole, yellow box
(for emergency stop)
A22Z-B101YMaterial: Polycarbonate resin
Operation Keys
---A22K-KTwo keys are provided.
Lock Ring
Rounded shapeA22Z-3360The body is equipped with a Lock Fitting. This Lock
Fitting is used when a more secure lock feature is
required. (Refer to Data Sheet.)
Lamp Extractor
---A22Z-3901Rubber tool used to replace Lamps easily
Tightening Tool
---A22Z-3905Tool used to tighten rings from the back of the
panel and to attach caps to lighted models.
E-stop Shroud
for EMO, Yellow
---A22Z-EG1Provides SEMI-S2/SEMATECH
Application Guide for SEMI-S2
compatibility. The SEMI-S2-compatible Shroud and
legend plate for
EMERGENCY OFF come as a set. Use with an A22E
Emergency Stop Switch. (for emergency shutoff) *
E-stop Shroud
for EMO, Yellow
Legend plate for EMERGENCY
OFF is not included.
A22Z-EG10Provides SEMI-S2/SEMATECH APPLICATION GUIDE
FOR SEMI S2 compatibility. Use with an A22E with
EMO indication. (for emergency off)
E-stop Shroud
for EMS, White
---A22Z-EG1-WProvides SEMI-S2/SEMATECH
Application Guide for SEMI-S2
compatibility. The SEMI-S2-compatible Shroud and
legend plate for EMERGENCY STOP come as a set.
Use with an A22E Emergency Stop Switch. (for
emergency stop) *
E-stop Shroud
for EMS, White
Legend plate for EMERGENCY
STOP is not included.
A22Z-EG10-WProvides SEMI-S2/SEMATECH APPLICATION GUIDE
FOR SEMI S2 compatibility. Use with an A22E with
EMS indication. (for emergency stop)
E-stop Shroud,
Yellow
---A22Z-EG2SEMI-S2/SEMATECH Application Guide for SEMI
S2-compatible Shroud. (for emergency shutoff) *
Use together with an A22E Emergency Stop Switch.

*These Shrouds are for use with the equipment only that conforms to SEMI standards. Do not use them for any other applications (e.g. emergency stop switches for machines or devices such as Machine tools, Printing presses, Industrial machinery, etc).