Grayhill Keypads 84S Series User Manual
Standard keypads, Series 84s, Circuitry

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
SerieS 84S
Sealed
FeatureS
•	Waterproof	Silicone	Rubber
•	Easily	Customized	Legends
•	Audible,	Tactile	Contacts
•	Low	Contact	Resistance
•	Optional	RFI/EMI	Shielding
•	3,000,000	Operations	per	Button
DimenSionS
in inches (and millimeters)
1 Button module
Unless otherwise noted, linear dimension tolerances are ± .010 (0,25)
1.125	±	.020
(28,58	±	0,51)
.562 (14,27)
1.125 ± .020
(28,58 ± 0,51)
.562 (14,27)
.366	(9,30)	SQ.
BUTTON	AREA
.490
(12,45) SQ.
.362	±	.015
(9,19	±	0,38)
.270 (6,86)
.500 (12,7)
#4-40	MTG.	STUD,
2	PLACES	(ALSO
SERVES	AS
TERMINALS)
LABEL
.500
(12,7)
.313
(7,95)
.500
(12,7)
.313
(7,95)
CirCuitrY
Note: Mounting studs serve as terminals.
MTG.	
STUD
SINGLE THROW,
NORMALLY OPEN
MTG.	
STUD
3x4 Keyboard
matrix output
Single Pole/Common Bus
SWITCH	POSITION
IDENTIFICATION
.425
(10,80)
3.100 ± .020
(78,74 ± 0,51)
.750 (19,05) 3 EQ. SPS.
TOL. NON-ACCUM.
.425 (10,80)
.750	(19,05)	2	EQ.	SPS.
TOL.	NON-ACCUM.
.366	(9,30)	SQ.
BUTTON	AREA
2.350 ± .020
(59,69 ± 0,51)
.490
(12,45)
SQ.
.337	±	.015
(8,56	±	0,38)
.267	±	.015
(6,78	±	0,38)
.500	(12,7)
.270	(6,86)
.025 ± .002
(0,64 ± 0,05) SQ.
TERMINAL
PINS
1.650 (41,91)
.350
(8,89)
.800
(20,32)
1.500
(38,1)
.750
(19,05)
.525 (13,34)
.100 (2,54) TYP.
#6-32	MTG
STUD
4	PLACES
.098	(2,49)	REF.	TERMINAL
PIN	HEADER
.100	(2,54)	REF.	TERMINAL	
PIN	HEADER
A B C D E F G
TERMINAL	PIN	
IDENTIFICATION
LABEL
1
4
7
10
2
5
8
11
3
6
9
12
1.650 (41,91)
.800
(20,32)
1.500
(38,1)
.750
(19,05)
.225 (5,72)
.100 (2,54) TYP.
#6-32	MTG
STUD
4	PLACES
.098	(2,49)	REF.	TERMINAL
PIN	HEADER
.100	(2,54)	REF.	TERMINAL	
PIN	HEADER
A H B J C K D L E M F N G
TERMINAL	PIN	
IDENTIFICATION
LABEL
.350
(8,89)
