Process Sealed Subminiature Pushbuttons
POLES & CIRCUITS
Plunger Position
( ) = Momentary
Normal
Pole
SP
SP
DP
Model
AB11
AB15
AB25
OFF
ON
ON
(ON)
(ON)
(ON)
OPEN
2-3
2-3 5-6
3-1
2-1
2-1 5-4
SPST
SPDT
DPDT
Down
Connected Terminals
Normal
Down
Note:
Series AB
Throw & Schematics
Terminal numbers are not
actually on the switch.
INTERNAL
CONNECTION
1
3
2 (COM)
1
2
1
(COM)
3
4
3
5
6
PLUNGERS
A
.213” (5.4mm)
Long
(2.8) Dia
.110
B
(5.4)
.213
.183” (4.6mm)
Long
(on SP only)
(2.8) Dia
.110
(4.6)
.183
C
.080” (2.03mm)
Long
(on SP only)
(2.8) Dia
.110
(2.03)
.080
Standard Plunger Color:
White
Contact factory for red or black options.
PC TERMINALS
P
Straight
B
Straight
with Bracket
(10.16)
.400
(5.08)
.200
(5.08)
.200
(0.3) Typ
.012
H
Right Angle
with Bracket
(2.54) Typ
.100
(2.54) Typ
.100 (0.6) Dia Typ
.024
V
Vertical
with Bracket
(5.08)
.200
(0.6) Dia Typ
.024
(0.5) Typ
.020
(5.08) Typ
.200
(0.8)
.031
(2.54) Typ
.100
(0.6) Dia Typ
.024
(2.54) Typ
.100
(0.6) Dia Typ
.024
(0.7) Typ
.028
(5.08)
.200 (0.3)
.012 (0.7)
.028
(0.5)
.020
(8.8)
.346
(9.0)
.354
(2.54) Typ
.100
(5.08)
.200
(0.3)
.012
(0.7)
.028
(9.0)
.354
(8.8)
.346
(9.0)
.354
(8.8)
.346
(9.0)
.354
(8.8)
.346
Use of a support bracket is recommended to increase PCB mounting strength and stability.
B1 & V1 terminal dimensions appear on the pushbutton drawings which follow.
SLIP-ON CAPS
F
AT475
.201” (5.1mm) Diameter Cap
(5.1) Dia
.201
(6.3) (5.4)
.248 .213
(2.8) Dia
.110
H
AT496
.295” (7.5mm) Diameter Cap
(7.5) Dia
.295
(6.3) (5.4)
.248 .213
(2.8) Dia
.110
(4.0)
.157
Material: Polyamide
For use with
plungers A & B only.
(4.0)
.157
Material: Polyamide
For use with
plungers A & B only.
Colors Available:
A
Black
B
White
C
Red
03-07
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NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
