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88JB2-143

Description
GRAYHILL - 88-001 - KEYPAD SWITCH
Categorysemiconductor    Analog mixed-signal IC   
File Size2MB,5 Pages
ManufacturerGrayhill
Websitehttp://www.grayhill.com
Download Datasheet View All

88JB2-143 Overview

GRAYHILL - 88-001 - KEYPAD SWITCH

Standard Keypads
SerieS 88
Sealed, Flange mounted
FeatureS
• Sealed Keyboard
• Colorful Graphic Overlay
• Audible, Snap-Dome Contact
• User Legendable Styles
• 3,000,000 Operations per Button
• Optional Panel Seal Gasket to
Protect Your Equipment
Keyboards and Keypads
DimenSionS
in inches (and millimeters)
3x4 Keyboard
.600 ± .010
(15,24 ± 0,25)
.150 ± .005
(3,81 ± 0,13) R.
.500 ± .010 (12,7 ± 0,25)
(2 EQ. SPS.) TOL. NON-
ACCUM.
SWITCH KEY
IDENTIFICATION
(FOR REF. ONLY)
.128 ± .010
(3,25 ± 0,25)
.072
± .010
(1,83
± 0,25)
.280 ± .010
(7,11 ± 0,25)
.750 ± .010
(19,05 ± 0,25)
1 2 3
4 5 6
7 8 9
10 11 12
COL 1
COL 2
COL 3
ROW 1
2.690 + .000/
- .010
(68,33 + .000/
ROW 3
- 0,25)
ROW 2
ROW 4
.500 .010
(12,7 ± 0,25)
(3 EQ. SPS)
TOL. NON-
ACCUM.
.380 (9,65)
SQ. TYP.
.105 ± .010
(2,67 ± 0,25)
.025 ± .002
(0,64 ± 0,05)
SQUARE
TERMINAL
.055 ± .010
(1,40 ± 0,25)
1.990 + .000 - .010
(50,55 + .000 - 0,25)
COL = COLUMN
.360 ± .010
(9,14 ± 0,25)
BUTTON AREAS ARE EMBOSSED
termination
3x4
in inches (and millimeters)
2.200 ± .015
(55,88 ± 0,38)
2.000 ± .010
(50,8 ± 0,25)
Code and truth table
Dots in the chart indicate connected terminals
when switch is closed. Terminals are identified on
the keyboard.
BUTTON NO. 1
.093 ± .005
(2,36 ± 0,13)
DIA. 4 PLS.
.220 ± .010
(5,59 ± 25,4)
RETAINING
STUDS
.100 ± .010
(2,54 ± 0,25)
.100 (2,54)
TYP.
3x4
1
2
3
4
5
6
7
8
9
10
11
12
CoDeS
A B C F G H L M N
3.000
± .015
(76,2
± 0,38)
2.800
± .010
(71,12
± 0,25)
• •
• •
• •
• •
F E D K J H G
J E A K F B L G C M H D N
terminal loCation
matrix
Single Pole/Common Bus
.200 ± .010
(5,08 ± 0,25)
C OF 2.200 (55,88) DIM.
L
1.200
.100
TYP.
A B CDE F GHJ K L
M
N
.600
.100
TYP.
DE F GHJ
K
SINGLE POLE COMMON BUS TERMINAL
MATRIX TERMINAL PIN-OUT
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
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