grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gra yhill.com dip switches series 94r economical, binary coded features 10,000 cycles of operation gold-plated contacts sealed contact system right angle mount octal, bcd & hexadecimal codes standard or complement rohs compliant specifications: series 94h and 94r electrical ratings make-and-break current rating: 30 ma at 30 vdc for 10,000 cycles of operation. carrying current rating: 100 ma at 50 vdc contact resistance: 50 mohms maximum initially (measured at 10 ma, 50 mvdc). 150 mohms maximum after life. insulation resistance: (measured at 100 vdc across open switch contacts) initial: 5000 mohms minimum. after life: 1000 mohms minimum. dielectric strength: (measured across open switch contacts) initial: 500 vac rms minimum. after life: 250 vac rms mechanical ratings mechanical life: 10,000 cycles of operation. one cycle is a rotation through all positions and a complete return through all positions. mechanical shock: 1000g's, 0.5 ms, half sine per mil-std-202f, method 213, test condition e. vibration resistance: 10-2000 hz at 15g or 0.060" double amplitude per mil-std-202f, method 204, test condition b. operational torque: 2 to 6 inch-ounces initially and 1.2 inch-ounces minimum after life. environmental ratings operating temperature range: -40 to +85c. storage temperature range: -40 to +85c. moisture resistance: 240 hours with temperature cycling and polarization. passes insulation resistance and dielectric strength per mil-std-202f, method 106 following exposure. materials and finishes rotor and switch body: plastic (ul94v-o) contact material: copper alloy plated. 30 microinches minimum gold over 50 microinches minimum nickel. shorting member: copper alloy plated. 30 microinches minimum gold over 50 microinches minimum nickel. terminals: copper alloy, matte tin plated over nickel barrier. code & truth tables: series 94h and 94r dimensions in inches (and millimeters) unless otherwise indicated, tolerances are .010 (0,25) switch position code output code output 8 8 4 12 0 1 2 3 4 5 6 7 8 9 a b c d e f 4 12 standard output complement output dot indicates terminal to common connection. all switches are continuous rotation. octal and octal complement outputs are 0 thru 7 positions. bcd and bcd complement outputs are 0 thru 9 positions. hexadecimal and hexadecimal complement outputs are 0 thru f positions. standard codes have natural color rotors; complements have rotors in a contrasting color. .21 3 (5,41) .4 33 (11,00) .44 3 (11,25) .4 8 0 (12,19 ) .2 8 6 (7,26) .6 8 9 (17,50) .210 (5, 33 ) .200 (5,0 8 ) 1.12 3 (2 8 ,52) .044 (1,12) dia. .179 (4,55) .094 (2,9 3 ) .162 (4,11) .059 (1,50) .05 8 (1,47) dia. .199 (5,05) .2 3 5 (5,97) 8 c 2 1 c 4 pc b o a rd l a yo u t as viewed from the top of the s witch pin #1 internal o-ring: rubber buna-n soldering information soldering temperature: 260 c maximum. cleaning: acceptable solutions include 1-1-1 trichlorenthane, freon (tf, te, or tms), isopropyl alcohol and detergent (140f maximum). solutions which are not recommended include acetone, methylene chloride, and freon tmc. ordering information: series 94r continuous rotation versions no. of standard code complement code positions part number part number octal 8 94rb08ct 94rc08ct bcd 10 94rb10ct 94rc10ct hexadecimal 16 94rb16ct 94rc16ct rotational stop versions* no. of standard code complement code positions part number part number hexadecimal 16 94rb16ft 94rc16ft * consult grayhill for 8 or 10 position dip 21 thru-hole dip switches
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