Omron A22S, A22W DATASHEET
Knob-type Selector Switch
A22S/W
Install in 22-dia. or 25-dia. Panel Cutout
• Easy mounting and removal of Switch Unit.
• Increase wiring efficiency with three-row mounting of Switch
Blocks.
• Finger protection mechanism on Switch Unit provided as a standard feature.
• Use 25-dia. ring to install in 25-dia. panel cutouts.
• Mounted using either open-type (fork-type) or closed-type
(round-type) crimp terminals.
• IP65 oil resistance (non-lighted models)
IP65 (lighted models)
• EN60947-5-1
• UL and cUL approved (File No. E41515).
Model Number Structure
■ Model Number Legend
Completely Assembled
Shipped as a set which includes the Selector, Lamp (lighted models only), and Switch.
1 2 3 4 5
A22@-@@-@-@
1 Lighted/Non-lighted
Code Description
Non-lighted
S
Lighted
W
2 Number of Notches/Reset Method
Code Description
2M
2 notches/Manual
2A
2 notches/Automatic
3M
3 notches/Manual
3A
3 notches/Automatic
3 Illumination Color
Code Description
None Black (for non-lighted models only)
R
Red
G
Green
Y
Yellow
A
Blue
4 Light Source
Without Voltage Reduction Unit
Code Operating Voltage
None Non-lighted
6D 6 VDC
LED
6A 6 VAC
12A 12 VAC/VDC
24A 24 VAC/VDC
Incandescent
5 5 VAC/VDC
lamp
12 12 VAC/VDC
24 24 VAC/VDC
5 Contacts
Code Description
SPST-NO (See note 1.)
10
SPST-NC (See note 1.)
01
SPST-NO + SPST-NC
11
DPST-NO
20
DPST-NC
02
Note: 1. For models with 2 notches
2. The contacts are rated for stand-
ard loads. For microloads, refer to
Accessories section for the A22.
With Voltage Reduction Unit
None Non-lighted
LED 110 VAC (See note 2.)
T1
T2
Note: 1. The LED lamp (24 VAC/VDC) can be
lit by directly applying 110 VAC/VDC
(220 VAC/VDC) to the lamp terminal.
LED incorporates the 24-VAC/VDC
models.
2. Operational voltage: 95 to 115 VAC
3. Operational voltage: 190 to 230 VAC
220 VAC (See note 3.)
Switches
Pushbutton
Knob-type Selector Switch A22S/W G-115
Subassembled
The Selector, 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.
1. Selector
1 2 3
A22@-@@
1 Lighted/Non-lighted
Code Description
S
Non-lighted
W
Lighted
2. Lamp
2 Number of Notches/Reset Method
Code Description
2M
2A
3M
3A
A22-@@
1 Operating Voltage (Rated Voltage)
Incandescent lamp
Code Description
5 5 VAC (6 VAC)
12 12 VAC (14 VAC)
24 24 VAC (28 VAC)
H1 100 VAC (130 VAC)
LED lamp
6D 6 VDC (6 VDC)
6A 6 VAC (6 VAC)
12A 12 VAC/VDC (12 VAC/VDC)
24A 24 VAC/VDC (24 VAC/VDC)
2 notches/Manual
2 notches/Automatic
3 notches/Manual
3 notches/Automatic
1 2
3 Illumination Color
Code Description
None Black (for non-lighted models only)
R
G
Y
A
2 Illumination Color
Code Description
None Incandescent lamp
R
Red
G
Green
Y
Yellow
A
Blue
Red
Green
Yellow
Blue
3. Switch (General-purpose Load)
1 Lighted/Non-lighted
Code Description
None Non-lighted
L
Lighted
1 2 3
A22@-@M-@
2 Contacts
Code Description
10
SPST-NO (2-notch only)
01
SPST-NC (2-notch only)
11
SPST-NO + SPST-NC
20
DPST-NO
02
DPST-NC
3 Voltage Reduction Unit (Lighted Models Only)
Code Description
None Without Voltage Reduction Unit
T1
110 VAC (See note 1)
T2
220 VAC (See note 2)
Note: 1. Operational voltage: 95 to 115 VAC
2. Operational voltage: 190 to 230 VAC
G-116 Knob-type Selector Switch A22S/W
Ordering Information
■ List of Models
Ordering as a Set
Non-lighted
Appearance Number of
Knob-type Selector Switch
A22S
notches
2 notches SPST-NO A22S-2M-10 Black
3 notches SPST-NO + SPST-NC A22S-3M-11
Resetting method Output Model Color of Selector
Manual
SPST-NC A22S-2M-01
SPST-NO + SPST-NC A22S-2M-11
DPST-NO A22S-2M-20
DPST-NC A22S-2M-02
Automatic
Manual
Automatic
SPST-NO A22S-2A-10
SPST-NC A22S-2A-01
SPST-NO + SPST-NC A22S-2A-11
DPST-NO A22S-2A-20
DPST-NC A22S-2A-02
DPST-NO A22S-3M-20
DPST-NC A22S-3M-02
SPST-NO + SPST-NC A22S-3A-11
DPST-NO A22S-3A-20
DPST-NC A22S-3A-02
Switches
Pushbutton
Knob-type Selector Switch A22S/W G-117
Lighted (Without Voltage Reduction Unit)
Appearance Number of
Knob-type Selector Switch
LED lighting
(without Voltage Reduction
Unit)
A22W
notches
2 notches SPST-NO 6 VDC A22W-2M@-6D-10 Insert one of the
Resetting
method
Manual
Automatic
3 notches SPST-NO +
Manual
Output Operating
SPST-NC 6 VDC A22W-2M@-6D-01
SPST-NO +
SPST-NC
DPST-NO 6 VDC A22W-2M@-6D-20
DPST-NC 6 VDC A22W-2M@-6D-02
SPST-NO 6 VDC A22W-2A@-6D-10
SPST-NC 6 VDC A22W-2A@-6D-01
SPST-NO +
SPST-NC
DPST-NO 6 VDC A22W-2A@-6D-20
DPST-NC 6 VDC A22W-2A@-6D-02
SPST-NC
DPST-NO 6 VDC A22W-3M@-6D-20
DPST-NC 6 VDC A22W-3M@-6D-02
voltage
6 VAC A22W-2M@-6A-10
12 VAC/VDC A22W-2M@-12A-10
24 VAC/VDC A22W-2M@-24A-10
6 VAC A22W-2M@-6A-01
12 VAC/VDC A22W-2M@-12A-01
24 VAC/VDC A22W-2M@-24A-01
6 VDC A22W-2M@-6D-11
6 VAC A22W-2M@-6A-11
12 VAC/VDC A22W-2M@-12A-11
24 VAC/VDC A22W-2M@-24A-11
6 VAC A22W-2M@-6A-20
12 VAC/VDC A22W-2M@-12A-20
24 VAC/VDC A22W-2M@-24A-20
6 VAC A22W-2M@-6A-02
12 VAC/VDC A22W-2M@-12A-02
24 VAC/VDC A22W-2M@-24A-02
6 VAC A22W-2A@-6A-10
12 VAC/VDC A22W-2A@-12A-10
24 VAC/VDC A22W-2A@-24A-10
6 VAC A22W-2A@-6A-01
12 VAC/VDC A22W-2A@-12A-01
24 VAC/VDC A22W-2A@-24A-01
6 VDC A22W-2A@-6D-11
6 VAC A22W-2A@-6A-11
12 VAC/VDC A22W-2A@-12A-11
24 VAC/VDC A22W-2A@-24A-11
6 VAC A22W-2A@-6A-20
12 VAC/VDC A22W-2A@-12A-20
24 VAC/VDC A22W-2A@-24A-20
6 VAC A22W-2A@-6A-02
12 VAC/VDC A22W-2A@-12A-02
24 VAC/VDC A22W-2A@-24A-02
6 VDC A22W-3M@-6D-11
6 VAC A22W-3M@-6A-11
12 VAC/VDC A22W-3M@-12A-11
24 VAC/VDC A22W-3M@-24A-11
6 VAC A22W-3M@-6A-20
12 VAC/VDC A22W-3M@-12A-20
24 VAC/VDC A22W-3M@-24A-20
6 VAC A22W-3M@-6A-02
12 VAC/VDC A22W-3M@-12A-02
24 VAC/VDC A22W-3M@-24A-02
Model Illumination
color
following letters
into the box @.
R (red)
Y (yellow)
G (green)
A (blue)
G-118 Knob-type Selector Switch A22S/W
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