Pushbutton Switch (Cylindrical 22/25-dia.)
A22
CSM_A22_DS_E_8_1
Install in 22-dia. or 25-dia. Panel Cutout
(When Using a Ring)
• Lever for easily mounting and removing the 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)
Refer to
Safety Precautions for All Pushbutton Switches
and
Safety Precautions
on page 23.
List of Models
Non-lighted Pushbutton Switches
Appearance
Model
number
Appearance
Model
number
Lighted Pushbutton Switches
Appearance
Model
number
Flat
A22-F
Square
Projected
A22-C
Projected
A22L-T
Projected
Round
A22-T
Guard
A22-D
Round
Full guard
A22L-G
Full guard
A22-G
Mushroom
Mushroom
Small (30 dia.)
A22-S
Half guard
A22L-H
Half guard
A22-H
Mushroom
Medium
(40 dia.)
A22-M
Square
Projected
A22L-C
Guard
A22L-D
1
A22
Model Number Structure
Model Number Legend
..... Shipped as a set which includes the Pushbutton, Lamp (lighted type only), and Switch.
For information on combinations, refer to
Ordering Information
on pages 3 to 6.
(1)
(2) (3)
(4)
(5)
(6)
A22 L - T R - 12A - 10 M
(1) Type
Code
Descrip-
tion
(2) Flange Shape
Non-lighted
Code
Description
F
Flat
T
Projected
Round
G
Full-guard
H
Half-guard
C
Projected
Square
Full-guard
D
Mushroom
S
Small (30 dia.)
Round Mushroom
M
Medium
(40 dia.)
(3) Illumination
Color
Code
R
G
Y
W
A
B
Descrip-
tion
Red
Green
Yellow
White
Blue
Black*
(4) Light Source
(5) Contacts
Without Voltage Reduction Unit
Code Description
Code
Operating Voltage
No
Non-lighted
symbol
6 VAC/VDC
6A
LED
12A
12 VAC/VDC
24A
24 VAC/VDC
5
5 VAC/VDC
Incan-
descent 12 VAC/VDC
12
lamp
24
24 VAC/VDC
10
01
11
20
02
SPST-NO
SPST-NC
SPST-NO +
SPST-NC
DPST-NO
DPST-NC
No
Non-lighted
symbol
L
Lighted
* For non-lighted type
only
With Voltage Reduction Unit
Code
T1
T2
Operating Voltage
100 VAC
LED
200 VAC
Note: 1. The contact ratings
are for standard
loads. For
microloads, select
from the accessories
on page 10.
2. Refer to page 13
for contact ratings.
Lighted
Code
Description
T
Projection
G
Round Full-guard
H
Half-guard
C
Projection
Square
Full-guard
D
(6) Switch Action
Code Description
Momentary
M
A
Alternate
Note: 1. Momentary
operation:
Self-resetting
2. Alternate operation:
Self-holding
The Socket Unit
holds and the
Operation Unit
resets.
Note: LED incorporates the 24-VAC/
VDC type.
■
Specifications: See pages 13 to 14.
■
Dimensions: Refer to page16.
■
Precautions for correct use: Refer to page 23.
■
Accessories and tools: See pages 10 to 12.
2
A22
Ordering Information
Completely Assembled
........ Shipped as a set which includes the Pushbutton, Lamp (lighted type only), and Switch.
Non-lighted (Round Type)
Operation
Appearance
Round/Flat type
A22-F
Output
SPST-NO
SPST-NC
SPST-NO + SPST-NC
DPST-NO
DPST-NC
Round/Projection type
A22-T
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Round/Full-guard type
A22-G
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Round/Half-guard type
A22-H
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Round/Small-size
Mushroom type
(30-dia. head)
A22-S
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Round/Medium-size
Mushroom type
(40-dia head)
A22-M
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Note: The contact ratings are for standard loads.
Momentary opera-
tion (self-resetting)
Set
A22-F
@
-10M
A22-F
@
-01M
A22-F
@
-11M
A22-F
@
-20M
A22-F
@
-02M
A22-T
@
-10M
A22-T
@
-01M
A22-T
@
-11M
A22-T
@
-02M
A22-G
@
-10M
A22-G
@
-01M
A22-G
@
-11M
A22-G
@
-02M
A22-H
@
-10M
A22-H
@
-01M
A22-H
@
-11M
A22-H
@
-02M
A22-S
@
-10M
A22-S
@
-01M
A22-S
@
-11M
A22-S
@
-02M
A22-M
@
-10M
A22-M
@
-01M
A22-M
@
-11M
A22-M
@
-02M
Alternate operation
(self-holding)
Set
A22-F
@
-10A
A22-F
@
-01A
A22-F
@
-11A
A22-F
@
-20A
A22-F
@
-02A
A22-T
@
-10A
A22-T
@
-01A
A22-T
@
-11A
A22-T
@
-20A
A22-T
@
-02A
A22-G
@
-10A
A22-G
@
-01A
A22-G
@
-11A
A22-G
@
-20A
A22-G
@
-02A
A22-H
@
-10A
A22-H
@
-01A
A22-H
@
-11A
A22-H
@
-20A
A22-H
@
-02A
Illumination color
SPST-NO + SPST-NO
A22-T
@
-20M
SPST-NO + SPST-NO
A22-G
@
-20M
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
B (black)
SPST-NO + SPST-NO
A22-H
@
-20M
SPST-NO + SPST-NO
A22-S
@
-20M
---
SPST-NO + SPST-NO
A22-M
@
-20M
Non-lighted (Square Type)
Operation
Appearance
Square/Projection type
A22-C
Output
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Square/Guard type
A22-D
SPST-NO
SPST-NC
SPST-NO + SPST-NC
SPST-NC + SPST-NC
Note: The contact ratings are for standard loads.
Momentary opera-
tion (self-resetting)
Set
A22-C
@
-10M
A22-C
@
-01M
A22-C
@
-11M
A22-C
@
-02M
A22-D
@
-10M
A22-D
@
-01M
A22-D
@
-11M
A22-D
@
-02M
Alternate operation
(self-holding)
Set
A22-C
@
-10A
A22-C
@
-01A
A22-C
@
-11A
A22-C
@
-20A
A22-C
@
-02A
A22-D
@
-10A
A22-D
@
-01A
A22-D
@
-11A
A22-D
@
-20A
A22-D
@
-02A
Illumination color
SPST-NO + SPST-NO
A22-C
@
-20M
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
B (black)
SPST-NO + SPST-NO
A22-D
@
-20M
Individual models: Refer to pages 7 to 9.
(The Pushbutton, Lamp, and Switch can be ordered
■
Specifications: See pages 13 to 14.
■
Dimensions: Refer to page 16.
■
Accessories and tools: See pages 10 to 12.
3
A22
Ordering Information
Completely Assembled
........ Shipped as a set which includes the Pushbutton, Lamp (lighted type only), and Switch.
Lighted (Round Type)
Momentary operation
(self-resetting)
Lighting Operating voltage
Set
6 VAC/VDC
A22L-T
@
-6A-10M
12 VAC/VDC
A22L-T
@
-12A-10M
24 VAC/VDC
A22L-T
@
-24A-10M
6 VAC/VDC
A22L-T
@
-6A-01M
12 VAC/VDC
A22L-T
@
-12A-01M
24 VAC/VDC
A22L-T
@
-24A-01M
6 VAC/VDC
A22L-T
@
-6A-11M
12 VAC/VDC
A22L-T
@
-12A-11M
24 VAC/VDC
A22L-T
@
-24A-11M
6 VAC/VDC
A22L-T
@
-6A-20M
12 VAC/VDC
A22L-T
@
-12A-20M
24 VAC/VDC
A22L-T
@
-24A-20M
LED 6 VAC/VDC
A22L-T
@
-6A-02M
12 VAC/VDC
A22L-T
@
-12A-02M
24 VAC/VDC
A22L-T
@
-24A-02M
100 VAC
A22L-T
@
-T1-10M
200 VAC
A22L-T
@
-T2-10M
100 VAC
A22L-T
@
-T1-01M
200 VAC
A22L-T
@
-T2-01M
100 VAC
A22L-T
@
-T1-11M
200 VAC
A22L-T
@
-T2-11M
100 VAC
A22L-T
@
-T1-20M
200 VAC
A22L-T
@
-T2-20M
100 VAC
A22L-T
@
-T1-02M
200 VAC
A22L-T
@
-T2-02M
Operation
Alternate operation
(self-holding)
Set
A22L-T
@
-6A-10A
A22L-T
@
-12A-10A
A22L-T
@
-24A-10A
A22L-T
@
-6A-01A
A22L-T
@
-12A-01A
A22L-T
@
-24A-01A
A22L-T
@
-6A-11A
A22L-T
@
-12A-11A
A22L-T
@
-24A-11A
A22L-T
@
-6A-20A
A22L-T
@
-12A-20A
A22L-T
@
-24A-20A
A22L-T
@
-6A-02A
A22L-T
@
-12A-02A
A22L-T
@
-24A-02A
A22L-T
@
-T1-10A
A22L-T
@
-T2-10A
A22L-T
@
-T1-01A
A22L-T
@
-T2-01A
A22L-T
@
-T1-11A
A22L-T
@
-T2-11A
A22L-T
@
-T1-20A
A22L-T
@
-T2-20A
A22L-T
@
-T1-02A
A22L-T
@
-T2-02A
Illumination
color
Appearance
Output
Round/Projection type
LED lighting
SPST-NO
(without Voltage Reduction Unit)
A22L-T
SPST-NC
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Round/Projection type
LED voltage-reduction lighting
(with Voltage Reduction Unit)
A22L-T
SPST-NO
SPST-NC
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Note: The contact ratings are for standard loads.
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
Appearance
Output
Round/Half-guard type
SPST-NO
LED lighting
(without Voltage Reduction Unit)
SPST-NC
A22L-H
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Round/Half-guard type
LED voltage-reduction lighting
(with Voltage Reduction Unit)
A22L-H
SPST-NO
SPST-NC
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Note: The contact ratings are for standard loads.
Momentary operation
(self-resetting)
Lighting Operating voltage
Set
Operation
A22L-H
@
-24A-10M
A22L-H
@
-24A-01M
24 VAC/VDC
A22L-H
@
-24A-11M
A22L-H
@
-24A-20M
A22L-H
@
-24A-02M
LED
100 VAC
200 VAC
100 VAC
200 VAC
100 VAC
200 VAC
100 VAC
200 VAC
100 VAC
200 VAC
A22L-H
@
-T1-10M
A22L-H
@
-T2-10M
A22L-H
@
-T1-01M
A22L-H
@
-T2-01M
A22L-H
@
-T1-11M
A22L-H
@
-T2-11M
A22L-H
@
-T1-20M
A22L-H
@
-T2-20M
A22L-H
@
-T1-02M
A22L-H
@
-T2-02M
Alternate operation
(self-holding)
Set
A22L-H
@
-24A-10A
A22L-H
@
-24A-01A
A22L-H
@
-24A-11A
A22L-H
@
-24A-20A
A22L-H
@
-24A-02A
A22L-H
@
-T1-10A
A22L-H
@
-T2-10A
A22L-H
@
-T1-01A
A22L-H
@
-T2-01A
A22L-H
@
-T1-11A
A22L-H
@
-T2-11A
A22L-H
@
-T1-20A
A22L-H
@
-T2-20A
A22L-H
@
-T1-02A
A22L-H
@
-T2-02A
Illumination
color
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
Individual models: Refer to pages 7 to 9.
(The Pushbutton, Lamp, and Switch can be ordered separately.)
■
Specifications and dimensions: See pages 13 to 16.
■
Accessories and tools: See pages 10 to 12.
4
A22
Ordering Information
Completely Assembled
........ Shipped as a set which includes the Pushbutton, Lamp (lighted type only), and Switch.
Lighted (Round Type)
Momentary operation
(self-resetting)
Lighting Operating voltage
Set
6 VAC/VDC
A22L-G
@
-6A-10M
12 VAC/VDC
A22L-G
@
-12A-10M
24 VAC/VDC
A22L-G
@
-24A-10M
6 VAC/VDC
A22L-G
@
-6A-01M
12 VAC/VDC
A22L-G
@
-12A-01M
24 VAC/VDC
A22L-G
@
-24A-01M
6 VAC/VDC
A22L-G
@
-6A-11M
12 VAC/VDC
A22L-G
@
-12A-11M
24 VAC/VDC
A22L-G
@
-24A-11M
6 VAC/VDC
A22L-G
@
-6A-20M
12 VAC/VDC
A22L-G
@
-12A-20M
24 VAC/VDC
A22L-G
@
-24A-20M
A22L-G
@
-6A-02M
LED 6 VAC/VDC
12 VAC/VDC
A22L-G
@
-12A-02M
24 VAC/VDC
A22L-G
@
-24A-02M
100 VAC
A22L-G
@
-T1-10M
200 VAC
A22L-G
@
-T2-10M
100 VAC
A22L-G
@
-T1-01M
200 VAC
A22L-G
@
-T2-01M
100 VAC
A22L-G
@
-T1-11M
200 VAC
A22L-G
@
-T2-11M
100 VAC
A22L-G
@
-T1-20M
200 VAC
A22L-G
@
-T2-20M
100 VAC
A22L-G
@
-T1-02M
200 VAC
A22L-G
@
-T2-02M
Operation
Alternate operation
(self-holding)
Set
A22L-G
@
-6A-10A
A22L-G
@
-12A-10A
A22L-G
@
-24A-10A
A22L-G
@
-6A-01A
A22L-G
@
-12A-01A
A22L-G
@
-24A-01A
A22L-G
@
-6A-11A
A22L-G
@
-12A-11A
A22L-G
@
-24A-11A
A22L-G
@
-6A-20A
A22L-G
@
-12A-20A
A22L-G
@
-24A-20A
A22L-G
@
-6A-02A
A22L-G
@
-12A-02A
A22L-G
@
-24A-02A
A22L-G
@
-T1-10A
A22L-G
@
-T2-10A
A22L-G
@
-T1-01A
A22L-G
@
-T2-01A
A22L-G
@
-T1-11A
A22L-G
@
-T2-11A
A22L-G
@
-T1-20A
A22L-G
@
-T2-20A
A22L-G
@
-T1-02A
A22L-G
@
-T2-02A
Illumination
color
Appearance
Output
Round/Full-guard type
LED lighting
SPST-NO
(without Voltage Reduction Unit)
A22L-G
SPST-NC
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Round/Full-guard type
LED voltage-reduction lighting
(with Voltage Reduction Unit)
A22L-G
SPST-NO
SPST-NC
SPST-NO +
SPST-NC
SPST-NO +
SPST-NO
SPST-NC +
SPST-NC
Note: The contact ratings are for standard loads.
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
Individual models: Refer to pages 7 to 9.
(The Pushbutton, Lamp, and Switch can be ordered separately.)
■
Specifications and dimensions: Refer to pages 13 to 16.
■
Accessories and tools: See pages 10 to 12.
5
