grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com standard keypads keyboards and keypads series 84bl standard backlit features backlit for low light applications waterproof silicone rubber audible, tactile contacts low contact resistance optional rfi/emi shielding 3,000,000 operations per button stud detail 12 3 456 7 8 9 10 11 12 detail a terminal pin identification detail s cale=1.5:1 abcdefg y x ya b cdef g x .750,2 eq. s p s ., tol.non-accum. .425 2. 3 50 .020 .425 3 .100 .020 1.650 . 3 50 1.500 . 8 00 .750, 3 eq s p s ., tol.non-accum. s witch po s ition identification label #6- 3 2 mtg s tud, 4 place s .525 .100 typ. .750 terminal pin identification .490 s q. .025.002 s quare terminal pin s 9 place s . 3 57 .207 .267 ref. 12 3 4 567 8 9101112 1 3 14 15 16 detail a terminal pin identification terminal pin identification detail s cale=1.5:1 a b c d e f g h y x 2.250 3 .100 .020 1.500 . 3 10 2.120 .425 3 .100 .020 .750, 3 eq s p s ., tol.non-accum. s witch po s ition identification .750, 3 eq. s p s ., tol.non-accum. .425 #6- 3 2 mtg s tud, 6 place s label 1.125 .490 . 3 57 .207 .267 ref. .750 .775 .100 typ. .025 .002 s q. terminal pin s 10 plc s . .490 s q. .290 ref ( s tyle 1) . 3 6 8 ref ( s tyle 2) .290 ref ( s tyle 1) . 3 6 8 ref ( s tyle 2) 3 x 4 keyboard 4 x 4 keyboard s tainle ss s teel s tyle "1" pho s phor bronze s td. s tyle "2" . 020 max . above s urface "a" of p.c. board .200 max. .200 max. . 020 max . above s urface "a" of p.c. board emi s hield dome retainer #6- 3 2 mounting s tud emi s hield dome retainer #6- 3 2 mounting s tud dimensions in inches (and millimeters) keypads 9
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com standard keypads keyboards and keypads 84bln-ab1-xxxan n = mounting nuts supplied and shipped loose, blank = no nuts supplied led color: a = red, b = yellow, c = green, d = orange standard legends: -112 or -113 for 3x4, -014 or -016 for 4x4 84bl = printed legend, sealed and shielded 84bln = printed legend, sealed and non-shielded keyboard size: a = 3 x 4, b = 4 x 4 b = matrix code 1 = style "1" terminal pin header (see stud detail), 2 = style "2" terminal pin header (see stud detail) specifications rating criteria rating at 24 vdc: - 10 milliamps resistive contact bounce: 4 milliseconds maximum at make; 10 milliseconds, at break contact resistance: 10 ohms maximum life expectancy: 3 million operations/button insulation resistance: 1,000 megohms operating features pre-travel: .030 inches minimum operating force: 20 4 ounces humidity: 0 to 98% (no condensation) materials and finishes terminal pins: copper alloy cda 725 pc board: fr-4 glass cloth epoxy dome retainer/rear seal sheet: polyester mounting studs: style 1: stainless steel, style 2: phosphor bronze optional hex nut: stainless steel, passivated optional emi shield: aluminum foil keypad: silicone rubber standard legends forward voltage min. typ. max. 3 x 4 4 x 4 red - 1.95 2.40 43 155ma 205ma yellow - 1.95 2.40 43 155ma 205ma green 1.50 - 2.40 43 155ma 205ma orange - 1.95 2.40 43 155ma 205ma led color resistor (ohms) typ. current consumption (with 5v pwr. supply) -112 -014 -113 -016 ordering information 4 x 4 3 x 4 12 3 45 6 78 9 0 ab c d e f 0 12 3 45 6 78 9 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 available through grayhill distributors to order one of the configurations below, use the dash number shown here; select the keypad size and code, and order the part number with the appropriate available through grayhill distributors to order one of the configurations below, use the dash number shown here; select t he keypad size and order the part number with the appropriate legend dash number. contact grayhill for customs. schematic and truth table -112 -014 -113 -016 keypads 10
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