88JB2-252 Grayhill

Keyboards and Keyboard Modules Sealed Keyboards SERIES 88 Versatile Keyboards That Work FEATURES Indoors Or Outdoors 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 DIMENSIONS In inches (and millimeters) 3x4 Keyboard .600 .010 .500 .010 (12,7 0,25) .128 .010 (15,24 0,25) (2 EQ. SPS.) TOL. NON- (3,25 0,25) ACCUM072 .150 .005 .010 SWITCH KEY (3,81 0,13) R280 .010 (1,83 IDENTIFICATION (7,11 0,25) 0,25) (FOR REF. ONLY) .750 .010 (19,05 0,25) .025 .002 1 2 3 ROW 1 (0,64 0,05) 2.690 + .000/ SQUARE ROW 2 4 5 6 - .010 TERMINAL .500 .010 (68,33 + .000/ (12,7 0,25) ROW 3 7 8 9 - 0,25) (3 EQ. SPS) TOL. NON- ROW 4 10 11 12 ACCUM380 (9,65) SQ. TYP055 .010 (1,40 0,25) .105 .010 .360 .010 (2,67 0,25) (9,14 0,25) 1.990 + .000 - .010 (50,55 + .000 - 0,25) BUTTON AREAS ARE EMBOSSED COL = COLUMN Termination In inches (and millimeters) Code and Truth Table 2.200 .015 3x4 Dots in the chart indicate connected terminals when (55,88 0,38) switch is closed. Terminals are identified on the 2.000 .010 keyboard. (50,8 0,25) BUTTON NO. 1 .100 (2,54) .100 .010 .093 .005 TYP. CODES (2,54 0,25) 3x4 (2,36 0,13) Matrix Single Pole/Common Bus DIA. 4 PLS. 1 A B C F G H L M N 2 .220 .010 3 (5,59 25,4) 4 2.800 5 3.000 .010 6 .015 RETAINING (71,12 7 (76,2 STUDS 0,25) 0,38) 8 9 10 11 12 F E D K J H G J E A K F B L G C M H D N .200 .010 TERMINAL LOCATION (5,08 0,25) C OF 2.200 (55,88) DIM. L Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 Keyboards and Keyboard Modules Sealed Keyboards SERIES 88 Versatile Keyboards that Work FEATURES Indoors or Outdoors 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 DIMENSIONS In inches (and millimeters) 4x4 Keyboard .600 .010 .500 .010 (12,7 0,25) .128 .010 (15,24 0,25) (3 EQ. SPS.) TOL. NON- (3,25 0,25) ACCUM072 .150 .005 SWITCH KEY .010 (3,81 0,13) R. IDENTIFICATION (1,83 .280 .010 (FOR REF. ONLY) 0,25) (7,11 0,25) .750 .010 (19,05 0,25) .025 .002 1 2 3 4 ROW 1 (0,64 0,05) 2.690 + .000/ SQUARE ROW 2 5 6 7 8 - .010 TERMINAL .500 .010 (68,33 + .000/ (12,7 0,25) - 0,25) ROW 3 9 10 11 12 (3 EQ. SPS) TOL. NON- ROW 4 ACCUM. 13 14 15 16 .380 (9,65) SQ. TYP055 .010 .360 .010 .105 .010 (1,40 0,25) (2,67 0,25) (9,14 0,25) 2.490 + .000 - .010 (63,25 + .000 - 0,25) BUTTON AREAS ARE EMBOSSED COL = COLUMN Termination In inches (and millimeters) Code and Truth Table 4x4 Dots in the chart indicate connected terminals when switch is closed. Terminals are identified on the keyboard. 2.700 .010 (68,58 0,25) 2.500 .010 (63,5 0,25) CODES 4x4 .100 (2,54) Matrix Single Pole/Common Bus .100 .010 TYP. BUTTON NO. 1 1 (2,54 0,25) .050 .003 2 .093 .005 (1,27 0,08) (2,36 0,13) 3 DIA. 4 PLS. 4 5 A B E F G K L M R S T 6 .220 .010 (5,59 25,4) 7 8 3.000 2.800 9 .015 .010 RETAINING 10 (76,2 (71,12 STUDS 11 0,38) 0,25) 12 13 14 15 16 H G F E M L K J P J E A R L F B S M H C T N G D K .200 .010 TERMINAL LOCATION (5,08 0,25) C OF 2.700 (68,58) DIM. L C-29 Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820