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KꢀꢀDꢀꢀEꢀꢀBꢀꢀCꢀꢀLꢀꢀMꢀꢀꢀ
KꢀꢀHꢀꢀAꢀꢀJꢀꢀCꢀꢀBꢀꢀMꢀꢀEꢀꢀFꢀꢀLꢀꢀNꢀꢀGꢀꢀD
VoꢁꢄꢅgꢂBꢀꢂꢅkdown:ꢀ250
insulatedꢀparts
insꢆꢁꢅꢄꢇon rꢂsꢇsꢄꢅncꢂ:ꢀ1,000ꢀmegohmsꢀmin.
lꢇfꢂ expꢂcꢄꢅncy:ꢀ3,000,000ꢀoperationsꢀperꢀ
button
Vacꢀbetweenꢀmutuallyꢀ Snꢅp-ꢉn-Cꢅp:ꢀClearꢀpolycarbonate
Conꢄꢅcꢄ Domꢂ: Stainlessꢀ steel,ꢀ selectivelyꢀ
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ꢀꢀ
Standard Keypads
tꢂꢀmꢇnꢅꢄꢇon inꢀinchesꢀ(andꢀmillimeters)
4x4 ꢈꢅꢄꢀꢇx ꢉꢆꢄpꢆꢄ
Sꢇngꢁꢂ Poꢁꢂ/Common Bꢆs
BUTTON
NO. 1
BUTTON
NO. 1
.163 .ꢀ1ꢀ
(4,14 ꢀ,ꢁ25
.163 .ꢀ1ꢀ
(4,14 ꢀ,ꢁ25
.1ꢀꢀ
(ꢁ,25
TYP.
.1ꢀꢀ
(ꢁ,25
TYP.
.3ꢀꢀ .ꢀ1ꢀ
.ꢀꢁ2 .ꢀꢀꢁ
(ꢀ,64 ꢀ,ꢀ25
Sq. Terminals
(7,6ꢁ ꢀ,ꢁ25
A
B
C
D
E
F
G
H
J
K
L
.ꢀꢁ2 .ꢀꢀꢁ
(ꢀ,64 ꢀ,ꢀ25
Sq. Terminals
D
E
F
M
M
N
P
Q
R
S
.8ꢀꢀ .ꢀ1ꢀ
(ꢁꢀ,3ꢁ ꢀ,ꢁ25
N
P
Q
G
.792 .ꢀ1ꢀ
(ꢁꢀ,19 ꢀ,ꢁ25
.692 .ꢀ1ꢀ
(17,62 ꢀ,ꢁ25
.2ꢀꢀ .ꢀ1ꢀ
.2ꢀꢀ .ꢀ1ꢀ
(1ꢁ,7 ꢀ,ꢁ25
(1ꢁ,7 ꢀ,ꢁ25
1.ꢀꢀꢀ .ꢀ1ꢀ
(ꢁ2,4 .ꢀ1ꢀ5
1.ꢀꢀꢀ .ꢀ1ꢀ
(ꢁ2,4 .ꢀ1ꢀ5
.100 TYP
1.000
A
B
C
D
E
F
G
H
J
K
L
M
1.000
.100 TYP
.800
N
M
N
P
D
E
F
P
Q
R
S
.300
G
Q
MATRIX TERMINAL PIN-OUT
SINGLE POLE/COMMON BUS
TERMINAL PIN-OUT
CirCuitrY, CꢉDe aꢃD truth taBleS
Codꢂ ꢅnd tꢀꢆꢄꢊ tꢅbꢁꢂ
Cꢇꢀcꢆꢇꢄꢀy foꢀ ꢈodꢆꢁꢂ Sꢄꢀꢇps
A
Dotsꢀinꢀtheꢀchartꢀindicateꢀconnectedꢀterminalsꢀ
whenꢀswitchꢀisꢀclosed.ꢀTerminalsꢀareꢀidentifiedꢀ
onꢀtheꢀkeyboard.
Theꢀone-buttonꢀthruꢀsix-buttonꢀmodulesꢀhaveꢀ
singleꢀpole/commonꢀbusꢀcircuitryꢀasꢀshownꢀ
inꢀtheꢀcircuitꢀdiagram.ꢀTheꢀcommonꢀisꢀlocatedꢀ
underꢀbuttonꢀA;ꢀitꢀisꢀnotꢀmarkedꢀonꢀtheꢀactualꢀ
product.
B
COMMON
UNDER
BUTTONꢀA
C
CIRCUITꢀDIAGRAM
CꢉDeS
4x4
ꢈꢅꢄꢀꢇx
Sꢇngꢁꢂ Poꢁꢂ/Common Bꢆs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
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CꢉDeS
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3x4
ꢈꢅꢄꢀꢇx
Sꢇngꢁꢂ Poꢁꢂ/Common Bꢆs
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1
2
3
4
5
6
7
8
9
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•ꢀꢀꢀꢀꢀꢀ
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•ꢀꢀꢀꢀꢀꢀ
•ꢀꢀꢀꢀꢀꢀ
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10
11
12
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•ꢀꢀꢀꢀꢀꢀ
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•ꢀꢀꢀꢀꢀꢀ
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•ꢀꢀꢀꢀꢀꢀ
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• •ꢀꢀꢀꢀꢀꢀ
•ꢀꢀꢀꢀꢀꢀ
•ꢀꢀꢀꢀꢀꢀ
MꢀꢀNꢀꢀGꢀꢀFꢀꢀDꢀꢀEꢀꢀPꢀQꢀꢀꢀꢀKꢀꢀNꢀꢀBꢀꢀAꢀꢀLꢀꢀMꢀꢀDꢀꢀCꢀꢀQꢀꢀPꢀꢀFꢀꢀGꢀꢀSꢀꢀRꢀꢀEꢀꢀHꢀꢀJ
ꢀꢀꢀꢀ
ꢀꢀꢀꢀ
terꢈiꢃal lꢉCatiꢉꢃ
terꢈiꢃal lꢉCatiꢉꢃ
SPeCiFiCatiꢉꢃS
rꢅꢄꢇng
ꢈꢅꢄꢂꢀꢇꢅꢁs ꢅnd Fꢇnꢇsꢊꢂs
rꢅꢄꢇng ꢅꢄ 24 Vdc:ꢀ10ꢀmilliamps,ꢀresistive
hoꢆsꢇng:ꢀABSꢀpolycarbonate,ꢀblack
Conꢄꢅcꢄ rꢂsꢇsꢄꢅncꢂ:ꢀMOS,ꢀCMOS,ꢀTTL,ꢀDTLꢀ Bꢆꢄꢄons: ABSꢀ plastic,ꢀ white.ꢀ Legendsꢀ areꢀ
compatibleꢀ(10ꢀohmsꢀmaximum)
black.
ꢉpꢂꢀꢅꢄꢇng Fꢂꢅꢄꢆꢀꢂs
Bꢆꢄꢄon tꢀꢅvꢂꢁ:ꢀ 0.011"ꢀ (0,28)ꢀ nominal,ꢀ totalꢀ
travel
ꢉpꢂꢀꢅꢄꢇng tꢂmpꢂꢀꢅꢄꢆꢀꢂ:ꢀ-40°Cꢀtoꢀ+80°C
typꢇcꢅꢁ ꢉpꢂꢀꢅꢄꢇng Foꢀcꢂ:ꢀ300ꢀgrams
ꢈoꢆnꢄꢇng:ꢀ Mountsꢀ toꢀ 1/32"ꢀ toꢀ 1/8"ꢀ thickꢀ PCꢀ
board
gold-plated
tꢂꢀmꢇnꢅꢁs: Phosphorꢀbronze
Conꢄꢅcꢄ Boꢆncꢂ:ꢀLessꢀthanꢀ4ꢀmillisecondsꢀatꢀ
make,ꢀ10ꢀmillisecondsꢀatꢀbreak
Grayhill, Inc.
• 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com