Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
Keyboards and Keypads
DIMENSIONS ininches(andmillimeters)
Termination ininches(andmillimeters)
3x4 Matrix Output Single Pole/Common Bus
3x4 Keyboard
SERIES 84
Unsealed, .750" Centers
FEATURES
•3/4"ButtonCenters
• PostMounted
• MountsbyGroovelessRetaining
RingsorHeatUpsetPost
• Snap-DomeContactProvides
PositiveFeedback
123
456
789
10 11 12
.350–.010
(8,89–0,25)
.570–.010
(14,48–0,25)
COL1
COL2
COL3
ROW1
ROW2
ROW3
ROW4
.366(9,30)
SQ.BUTTON
.750–.010
(19,05–0,25)
(3EQ.SPS)
TOL.NON-
ACCUM.
..375–.010
(9,53–0,25)
.750–.010(19,05–0,25)
(2EQ.SPS.)TOL.NON-
ACCUM.
.375–.010
(9,53–0,25)
SWITCHKEY
IDENTIFICATION
(FORREF.ONLY)
COL=COLUMN
2.130–.010
(54,10–0,25)
2.250–.015
(57,15–0,38)
.060–.010
(1,52–0,25)
2.880
–.010
(73,15
–0,25)
3.000
–.015
(76,2
–0,38)
BUTTON
NO.1
MOUNTING
POSTS
.086(2,18)DIA.
4PLACES
RETAINING
STUDS
.096(2,44)
.050(1,27)
.025–.002
(0,64–0,05)
.330–.010
(8,38–0,25)
BUTTON
NO.1
RETAINING
STUDS
PNMLKJ
GFEDCBA
.100(2,54)
TYP.
1.513
–.010
(38,43
–0,25)
.750–.010
(19,05–0,25)
.688–.010
(17,48–0,25)
.765–.010
(19,43–0,25)
.100(2,54)
TYP.
.025–.002
(0,64–0,05)
.330–.010
(8,38–0,25)
BUTTON
NO.1
RETAINING
STUDS
G F E
DCBA
.750–.010
(19,05–0,25)
.688–.010
(17,48–0,25)
1.240–.010
(31,50–0,25)
.100(2,54)
TYP.
Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
Keyboards and Keypads
DIMENSIONS ininches(andmillimeters)
4x4 Keyboard
4x4 Matrix Output Single Pole/Common Bus
Termination ininches(andmillimeters)
SERIES 84
Unsealed, .750" Centers
FEATURES
•3/4"ButtonCenters
•PostMounted
•MountsbyGroovelessRetaining
RingorHeatUpsetPost
•Snap-DomeContactProvides
PositiveFeedback
.350–.010
(8,89–0,25)
.570–.010
(14,48–0,25)
123
567
910 11
13 14 15
COL1
COL2
COL3
COL4
ROW1
ROW2
ROW3
ROW4
.366(9,30)
SQ.BUTTON
.750–.010
(19,05–0,25)
(3EQ.SPS)
TOL.NON-
ACCUM.
.375–.010
(9,53–0,25)
.750–.010(19,05–0,25)
(3EQ.SPS.)TOL.NON-
ACCUM.
.375–.010
(9,53–0,25)
SWITCHKEY
IDENTIFICATION
(FORREF.ONLY)
COL=COLUMN
4
8
12
16
2.880–.010
(73,15–0,25) .060–.010
(1,52–0,25)
2.880
–.010
(73,15
–0,25)
3.000
+.010
.020
(76,2
+0,25
0,51)
BUTTON
NO.1
MOUNTING
POSTS
.086(2,18)DIA.
4PLACES
RETAINING
STUDS
3.000+.010 .020
(76,2+0,25 0,51)
.096(2,44)
.050(1,27)
BUTTON
NO.1
RETAINING
STUDS
HGFEDCBA
UTSRPNMLK
.100(2,54)
TYP.
1.313–.010
(33,35–0,25)
1.500–.010
(38,1–0,25)
.690–.010
(17,53–0,25)
.765–.010
(19,43–0,25)
.100(2,54)
TYP.
BUTTON
NO.1
RETAINING
STUDS
DCBA
H G F E
.100(2,54)
TYP.
1.190–.010
(30,23–0,25)
1.500–.010
(38,1–0,25)
.025–.002
(0,64–0,05)
SQUARE
TERMINAL
.330–.010
(8,38–0,25)
.690
–.010
(17,53
–0,25)
.025–.002
(0,64–0,05)
SQUARE
TERMINAL
.330–.010
(8,38–0,25)
Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
Keyboards and Keypads
CODE AND TRUTH TABLES
SPECIFICATIONS
Rating Criteria
Rating at 24 Vdc:10milliamps,resistive
Contact Resistance: Compatible with MOS,
TTLandDTL(10ohmsmaximum)
Voltage Breakdown:250Vacbetweenmutually
insulatedparts
Life Expectancy:3,000,000operationsper
button
12 Button Keypads 16 Button Keypads
Dotsinthechartindicateconnectedterminalswhenswitchisclosed.
Terminalsareidentiedonthekeyboard.
•
•
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•
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12
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•
CODES
3x4
Matrix Single Pole/Common Bus
TERMINAL LOCATION
BUTTON LOCATION
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CODES
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
4x4
Matrix Single Pole/Common Bus
TERMINAL LOCATION
BUTTON LOCATION
EFDCABGH
KLABNMCDPRFETUHGS
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ECDABFGKJBMLCNEDPGFA
Contact Bounce:Lessthan4millisecondsat
make,10millisecondsatbreak
Operating Temperature: -40°Cto+80°C
Materials and Finishes
Housing: Polycarbonate/ABS blend, black;
meetsUL94V-O
Buttons: ABS plastic, white. Legends are
black.
Snap-On-Cap:Clearpolycarbonate
Contact Dome: Stainless steel, selectively
gold-plated
Terminals:Phosphorbronze
Operating Features
Button Travel:0.015"(0,38mm)nominaltotal
travel
Typical Operating Force:350grams
STANDARD LEGENDS
Insertable legend version (legend numbers
-101 and -001) has a removable cap. The
revealedbuttonsurfacecanbelegendedby
aninsertoradrytransferofablanklegend
-003 (Molded-in) -004 (Molded-in) -005 (Molded-in) -006 (Molded-in)
-101 (Insertable) -102 (Molded-in) -103 (Molded-in) -001 (Insertable) -002 (Molded-in)
12
3
45
6
78
9
0
OPER
0
12
ABC
3
DEF
4
GHI
5
JKL
6
MNO
7
PRS
WXY
9
8
TUV
A
B
C
D
OPER
0
12
ABC
3
DEF
4
GHI
5
JKL
6
MNO
7
PRS
WXY
9
8
TUV
02
F
B
7
3
1
CD
E
89
A
45
6
CE
3
7
B
F
D
01
2
45
6
89
A
AB
F
E
D
C
0
12
3
45
6
78
9
AB
C
D
E
F
0
12
3
45
6
78
9
insert. This surface can also be ink stamped
byGrayhillinhighervolumequantities.When
the cap is replaced, the assembly extends
approximately.015"(0,38mm)abovethesurface.
Thelegendsheetinformationfollowsthelegend
presentation. All other legends incorporate
molded-in(twoshot)legends.
Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
Keyboards and Keypads
INSERTABLE LEGEND SHEETS
For usewith-101or-001legendoption.
Legendsarediecuttofitbuttonsurfacewhen
capisremoved.
PRINTED LEGENDS
For Maximum Versatility
Printingallowsyoutheflexibilitytocreate
yourownlegendusingwholewordsand
symbolswithvarioustypestyles.Durable
epoxyinkprintingbondstothebuttoncap
surface.Therearetwotypesofbuttoncap
printing:
Top Surface Printing:Legendisapplied
directlytothetopofthebutton.Buttonis
recessedslightlybelowthekeyboardhousing.
Sub-Surface Printing:Forinsertablelegend
models.Providesmaximumwearfor
printedsurfaces.Printedinternalbuttoncapis
protectedbyclearsnap-oncap.
Printed Typestyles:Thetypestylechart
illustratestypestyle,sizeandapproximate
characterlimitsforbuttoncaps.Grayhill's
libraryoftypefacesincludesmostpopular
legends.
ORDERING INFORMATION:
Special Legends
Followthisprocedure:
1. Basic Keyboard.Formulatethepartnumber
withtheexceptionofthelegendsufx.
2. Mounting. Standard mounting is shown in
our dimensional drawings.These drawings
relatetheterminallocationtothebuttonlegend
orientation.Itispossibletorotatethebutton
legends by 90°, changing the orientation.
Whenmountingthekeypad,itwouldberotated
90°tohavethelegendsappearupright.A3x4
keypadthusbecomesa4x3.
3. Color.Manycolors,otherthanourstandard
blackhousing,areavailable.Buttonscanbe
made from equivalent plastic in black, red,
green,blueandyellow.Whitelegendsareused
withdarkcolorbuttons,blackwithlightones.
Othercolorsavailableonspecialorder.
4. Buttons.Legendscanbeprintedonbutton
surfaceandprotectedbya snap-on capin
a similar fashion to our insertable legend
types. A second option is printing a‘blank’
button.(Onethathasthesamedimensions
asamolded-inlegendbuttonwithaattop
surface.)Disadvantageislegendwearover
time. A third option is molded-in legends,
usuallyrequiringtooling.Moldedbuttonsare
availablewithaatorconcavetopsurface.
5. Legends.Specifythelegendrequirements
for each button. Identify buttons per our
dimensionaldrawings.Cautionifkeypadhas
beenrotated.
Description Part Number
87AC2046
SheetofLegendInserts
Forpricesanddiscounts,contactalocalSalesOfce,anauthorizedlocalDistributor,orGrayhill.
Type No. Sample Style Sub Surface Top Surface
and Typical and Typical Character and Character and
Height Sizes Line Limitations Line Limitations
ABCDEFGH
ABCDE
ABCD
ABC
4GH088
.083"
1GH125
.138"
3GH187
.207"
2GH250
.276"
4Characters
2Lines
3Characters
1Line
2Characters
1Line
N/A N/A
4Characters
2Lines
3Characters
1Line
2Characters
1Line
2Characters
1Line
END
DATA
LAD
ON
END
DATA
LAD
ON
15
ORDERING INFORMATION
Grayhill Series Number
Size Option
A=3x4
B=4x4
Circuitry Option
B1=Matrixcode
C1=Singlepole/commonbus
84AB1–103
Standard Legend Choices
3x4Size:-101,-102or-103
4x4Size:-001,-002,-003,-004,-005or-006
Available from your local Grayhill Distributor.Forpricesanddiscounts,contactalocalSales
Ofce,anauthorizedlocalDistributororGrayhill.
Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product.