A3C
Pushbutton Switch (Lighted/Non-Lighted) (Cylindrical 12-dia.)
CSM_A3C_DS_E_2_1
Pushbutton Switch Series with
Cylindrical 20-mm
×
12-dia. Body
• High-intensity uniform surface lighting.
• Round body enables easy hole making.
• Miniature size with excellent feeling of operation.
RoHS Compliant
Refer to
Safety Precautions for All Pushbutton Switches
and
Safety Precautions
on page 12.
List of Models
Appearance
Model
Rectangular
Models
A3CJ
Square
Models
A3CA
Round
Models
A3CT
■
Specifications: Refer to page 8.
■
Dimensions: Refer to page 10.
■
Accessories: Refer to page 7.
■
Precautions for correct use and safety precautions: Refer to page 12.
1
A3C
Model Number Legend
.............................................When placing your order, specify the individual component part model numbers of
the Pushbutton, Lamp (lighted models only), and Switch, as listed in the ordering
tables below.
For information on combinations, refer to
Ordering Information
on page 3.
(1)
(2) (3) (4)
(5)
(6)
A3C J - 9 0 A 1 - 24E R
(1) Shape of
Pushbutton
Sym-
bol
J
A
T
Shape
Rectan-
gular
Square
Round
(2) Terminal Type
Sym-
bol
0
Type
Solder terminal
(3) Switch Specifications
Standard Load
Sym-
bol
A
B
Operation
Momentary
Alternate
1a1b
(4) Lighted/Non- (5) Lighting
Method
lighted
LED Lamp-lighted
Sym-
Type
Models
bol
0
1
Non-lighted
Illumination
only
Sym-
bol
05E
12E
24E
Operating
voltage
5 VDC
12 VDC
24 VDC
(6) Color of
Pushbutton
For LED
Lamp
Sym-
Color
bol
R
Red
Y
Yellow
G
Green
W
White
Microload
Sym-
bol
E
F
Operation
Momentary
Alternate
1a1b
• Colored-illumina-
tion models are
also available.
Refer to page 4.
"Colored-illumi-
nation" models
operate in the
way shown be-
low:
Unlit
White
Lit
Color
The built-in LED
is colored.
• Standard Load
0.5 A at 250 VAC
1 A at 125 VAC
1 A at 30 VDC
• Microload
0.1 A at 125 VAC
0.1 A at 30 VDC
Minimum applicable load
1 mA at 5 VDC
Momentary-action: Self-resetting
Alternate-action: Self-holding
Incandescent
Lamp-lighted
Models
Sym-
bol
06
14
28
Operating
voltage
5 VAC/VDC
12 VAC/VDC
24 VAC/VDC
For
Incandescent
Lamp
Sym-
Color
bol
R
Red
Y
Yellow
G
Green
A
Blue
W
White
Non-lighted
Models
No symbol
For Non-
lighted
Models
Sym-
Color
bol
R
Red
Y
Yellow
G
Green
W
White
A
Blue
B
Black
2
A3C
Ordering Information
Ordering as a Set
................................ The model numbers used to order sets of Units are given in the following tables. One set comprises
the Pushbutton, Lamp (lighted models only), and Switch.
Rectangular
Models
A3CJ
Square
Models
A3CA
Round
Models
A3CT
Lighted Pushbutton Switches (SPST-NO+SPST-NC Solder Terminals)
Operation
Shape
Lighting
Standard load
Momentary operation (Self-resetting)
Set
A3CJ-90A1-05E
@
LED lamp
Rectangular
(A3CJ)
A3CJ-90A1-12E
@
A3CJ-90A1-24E
@
A3CJ-90A1-06
@
Incandescent
lamp
Non-lighted
A3CJ-90A1-14
@
A3CJ-90A1-28
@
A3CJ-90A0-
@
A3CA-90A1-05E
@
LED lamp
Square
(A3CA)
A3CA-90A1-12E
@
A3CA-90A1-24E
@
A3CA-90A1-06
@
Incandescent
lamp
Non-lighted
A3CA-90A1-14
@
A3CA-90A1-28
@
A3CA-90A0-
@
A3CT-90A1-05E
@
LED lamp
Round
(A3CT)
A3CT-90A1-12E
@
A3CT-90A1-24E
@
A3CT-90A1-06
@
Incandescent
lamp
Non-lighted
A3CT-90A1-14
@
A3CT-90A1-28
@
A3CT-90A0-
@
Alternate operation (Self-holding)
Set
A3CJ-90B1-05E
@
A3CJ-90B1-12E
@
A3CJ-90B1-24E
@
Microload
Momentary operation (Self-resetting)
Set
A3CJ-90E1-05E
@
A3CJ-90E1-12E
@
A3CJ-90E1-24E
@
Pushbutton
color symbol
(Color)
R: red
Y: yellow
G: green
W: white
R: red
Y: yellow
G: green
W: white
A: blue
B: black
*
R: red
Y: yellow
G: green
W: white
R: red
Y: yellow
G: green
W: white
A: blue
B: black
*
R: red
Y: yellow
G: green
W: white
R: red
Y: yellow
G: green
W: white
A: blue
B: black
*
---
A3CJ-90B1-28
@
A3CJ-90B0-
@
A3CA-90B1-05E
@
A3CA-90B1-12E
@
A3CA-90B1-24E
@
---
A3CJ-90E0-
@
A3CA-90E1-05E
@
A3CA-90E1-12E
@
A3CA-90E1-24E
@
---
A3CA-90B1-28
@
A3CA-90B0-
@
A3CT-90B1-05E
@
A3CT-90B1-12E
@
A3CT-90B1-24E
@
---
A3CA-90E0-
@
A3CT-90E1-05E
@
A3CT-90E1-12E
@
A3CT-90E1-24E
@
---
A3CT-90B1-28
@
A3CT-90B0-
@
---
A3CT-90E0-
@
Note: 1. Enter the desired color symbol for the Pushbutton in the
@
at the end of the model number.
2. There are also alternate-operation models that can be used for microloads. Refer to the Switch table on page 6.
* Black ("B") Pushbuttons are only available for non-lighted models.
Individual models: Refer to pages 5 to 6.
(The Pushbutton, Lamp, and Switch can be ordered separately.)
■
Specifications: Refer to page 8.
■
Dimensions: Refer to page 10.
■
Accessories: Refer to page 7.
3
A3C
Ordering Information
Illumination-only and Colored-illumination LED Models
"Illumination only" describes LED models for which the screen color is the same whether the LED is lit or not.
Example: Red LED
Not lit
Red
Cap (red)
Lit
Red
Legend plate (milky white)
Reflective plunger
Pushbutton
LED lamp (red) - - - Lamp
"Colored illumination" describes LED models for which the screen color is white when the LED is not lit and changes to the color of the LED lamp
when the LED is lit.
Example: Red LED
Not lit
White
White cap (semi-transparent)
Lit
Red
Legend plate (milky white)
Reflective plunger
Pushbutton
LED lamp (red) - - - Lamp
Ordering: With colored-illumination models, order the Pushbutton, Lamp, and Switch as shown in the following table.
Illuminated color
Red
Pushbutton
IP40
A3C@-500W
Enter one of the following sym-
bols in
@.
J: Rectangular
A: Square
T: Round
A16-@DR
Enter one of the
following symbols in
@.
5: 5 VDC
12: 12 VDC
24: 24 VDC
Refer to page 6. Make the se-
lection according to the
shape of the Pushbutton.
Lamp (LED)
Switch
Yellow
A16-@DY
Green
A16-@DG
4
A3C
Ordering Information
Ordering Individually
............... Pushbuttons, Lamps, and Switches can be ordered separately. Combinations that are not available as
sets can be created using individual Units. Also, store the parts as spares for maintenance and repairs.
Ordering: Specify a model number from the following page.
LED Lamp
Operation Unit
Non-lighted Models
Operation Unit
Lamps
LED Lamp
Incandescent Lamp
Switch
Switch
Ordering set combinations: Refer to page 3.
■
Specifications: Refer to page 8.
■
Dimensions: Refer to page 10.
■
Accessories: Refer to page 7.
5
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