grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches .20 3 .00 3 (5,16 0,0 8 ) acro ss flat s dimen s ion d a po s . 1 optional panel s eal ga s ket .09 3 .005 (2, 3 6 0,1 3 ) .171 .015 (4, 3 4 0, 38 ) .125 ( 3 ,1 8 ) ref. terminal s are .016 .00 3 (0,41 0,0 8 ) s q. terminal s ealant in s tyle t common ? .025 .002 (0,64 0,06) and extend to s ame plane a s po s ition terminal s .125 .015 ( 3 ,1 8 0, 38 ) .020 .00 3 (0,51 0,0 8 ) .020 .004 (0,51 0,10) .062 .00 3 (1,57 0,0 8 ) .171 .015 (4, 3 4 0, 38 ) ? .025 .002 (0,64 0,05) grayhill 9 10 1 2 +.001- .002 ?.125 . 3 75.015 (9,5 3 0, 38 ) .250.015 (6, 3 50, 38 ) dimen s ion "b" .125.015 ( 3 ,1 8 0, 38 ) 1/4-2 8 unf-2a thread .250.015 (6, 3 50, 38 ) terminal s ealant in s tyle "t" ( 3 ,1 8 + 0,0 3 -0,05) .064 .005 (1,6 3 0,1 3 ) .020 .004 (0,51 0,10) .062 .004 (1,57 0,10) .0 3 2 .004 (0, 8 1 0,10) .064 .005 (1,6 3 0,1 3 ) .016 .004 (0,41 0,10) .046 .004 (1,17 0,10) .021 .004 (0,5 3 0,10) grayhill 9 10 1 2 ?.125 + .001 - .002 ( 3 ,1 8 + 0,0 3 - 0,05) . 3 75.015 (9,5 3 0, 38 ) .250.015 (6, 3 50, 38 ) 1/4-2 8 unf-2a thread .250.015 (6, 3 50, 38 ) terminal s ealant in s tyle "t" .65 8 .015 (16,710, 38 ) .15 3 .015 ( 3 , 8 90, 38 ) .2 3 4.015 (5,940, 38 ) solder lug style pc mount style front view same as pc mount style. dimensions in inches (and millimeters) series 50 series 51 0.5" diameter, 200ma, .698" behind panel features optional complete seal for pc board assembly and cleaning small 1/2" diameter choice of 22.5, 30, 36, 45, 60 and 90 angles of throw up to 4 poles on 1 deck up to 16 positions per switch pc or solder lug termination positive shaft grounding for emi/rfi shielding angle of angle angle of angle throw a throw a 22.5 101.25 45 112.5 30 105 60 120 36 108 90 135 d b dimension style t all others all 22.5 .576 .015 .537 .015 .537 .015 (14,63 0,38) (13,64 0,38) (13,64 0,38) dimension series 50 series 51 .500 .015 .562 .015 (12,70 0,38) (14,27 0,38) side view all others as shown at left grayhill part number and date code marked on label. customer part number marked on request. military part number marked when required. pc terminal detail all angles of throw, except 22.5 pc common detail all angles of throw, except 22.5 solder lug terminal detail all angles of throw, except 22.5 solder lug terminal detail 22.5 rotary 4
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches dim. a .005 (0,13) pole 1 pos. 1 three poles dimension a, diameter circle of common centers, is .175 (4,45) for solder lug and .232 (5,89) for pc. circuit diagrams and rear views: solder lug and pc mount two poles circuit as viewed from shaft end two poles two poles two poles one pole one pole one pole one pole four poles two poles three poles one pole two poles one pole rear view 7 8 9 10 14 15 16 13 11 12 1 2 3 4 5 6 c2 c1 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 c2 c1 7 8 9 10 11 12 1 2 3 4 5 6 c3 c2 c1 7 8 9 10 11 12 1 2 3 4 5 6 c3 c4 c2 c1 6 7 8 9 10 1 2 3 4 5 c2 c1 6 7 8 9 10 1 2 3 4 5 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 c2 c1 1 2 3 4 5 6 1 2 3 4 5 6 c2 c1 3 4 1 2 3 4 1 2 c2 c1 7 8 9 10 14 15 16 13 11 12 1 2 3 4 5 6 90 angle of throw 60 angle of throw 45 angle of throw 30 angle of throw 36 angle of throw 22.5 angle of throw common terminal (1 pole) solder lug .382 .015 (9,70 0,13) diameter circle of terminal centers .156 .015 (3,96 0,13) location of commons 2 poles 11.25? 22.5? pos. 1 pc mount .500 .015 (12,7 0,13) dia. circle of centers .156 .015 (3,96 0,13) location of commons 2 poles common terminal (1 pole) 11.25? 22.5? pos. 1 common terminal (1 pole) .382 .005 (9,70 0,13) diameter circle of terminal centers .156 .005 (3,96 0,13) location of commons 2 poles 30? 15? pos. 1 1 8 ? 3 6? . 3 20 .015 ( 8 ,1 3 0, 38 ) diameter circle of terminal center s location of common s 2 pole s common terminal (1 pole) po s . 1 .125 .015 ( 3 ,1 8 0, 38 ) 45? 22.5? . 3 20 .015 ( 8 ,1 3 0, 38 ) diameter circle of terminal center s location of common s 2 pole s common terminal (1 pole) po s . 1 .125 .015 ( 3 ,1 8 0, 38 ) 60? 3 0? location of common s 2 pole s po s . 1 .125 .015 ( 3 ,1 8 0, 38 ) common terminal (1 pole) . 3 20 .015 ( 8 ,1 3 0, 38 ) diameter circle of terminal center s 45? 90? location of common s 2 pole s po s . 1 .125 .015 ( 3 ,1 8 0, 38 ) common terminal (1 pole) . 3 20 .015 ( 8 ,1 3 0, 38 ) diameter circle of terminal center s .175 .005 (4,45 0,13) diameter circle of common centers four poles pos. 1 pole 1 rotary 5
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches specifications military qualification the dimensions for qualified switches are the same as those indicated in the drawings of standard switches. switches with standard variations, such as shaft and bushing length, which do not affect switch performance, can be marked as qualified product. contact grayhill for complete information on variations. 36, 45, 60, 90 (series 50): the c and m style switches are qualified to mil-s-3786/20. they include the following: solder lug or pc terminals with or without panel seal series 50 qualified switches may be ordered by the ?m? number or by the grayhill part number. 30 (series 51): the c and m style switches are qualified to mil-s-3786/35. they include the following: solder lug or pc terminals with or without panel seal series 51 qualified switches may be ordered by the ?m? number or by the grayhill part number. additional characteristics contact type and forces: shorting or non- shorting wiping contacts with over 80 grams of contact force. shaft flat orientation: flat opposite contacting position of pole number one (see circuit diagrams). terminals: switches have the full circle of terminals, regardless of number of active position. stop strength: 7.5 pound-inches minimum rotational torque: 8?24 ounce-inches, depending on the number of poles. specifications: other process sealed?style t switch can be mounted on pc board with other components and subjected to wave soldering and conventional board cleaning techniques. no secondary wiring or soldering is necessary. bushing is o-ring sealed; epoxy potting seals the terminals and the rear of the switch. de- signed for pc assembly, this sealing technique can also be applied to solder lug terminal switches. a bushing to panel seal can also be added to the process sealed versions. military qualified versions are available, see ordering information. electrical ratings life expectancy: with the limiting criteria stated here, the series 50 and 51 with non-shorting contacts will switch the following loads at atmospheric and reduced pressures for 25,000 cycles of operations. one cycle is 360 rotation clockwise and 360 return. at 85c, atmospheric pressure 200 ma, 28 vdc resistive 150 ma, 115 vac resistive 30 ma, 28 vdc inductive 100 ma, 28 vdc lamp load 75 ma, 220 vac lamp load at 25c, reduced pressure (70,000 feet) 200 ma, 28 vdc resistive 150 ma, 115 vac resistive 75 ma, 220 vac resistive contact resistance: 20 milliohms maximum, (10 milliohms initially). insulation resistance: 1,000 mohms minimum between mutually insulated parts. voltage breakdown: 600 vac minimum between mutually insulated parts at standard atmospheric pressure. life expectancy: listed for the voltage source and make and break current levels. contact grayhill for more information if any of the following is true: the life limiting criteria are more critical than those listed; longer operation is required; a larger make and break current is required; the operating environment includes elevated temperatures or reduced pressures. contact carry rating: switch will carry 6 amperes continuously with a maximum contact temperature rise of 20c. materials and finishes switch base: thermoset detent rotor: nylon shaft, stop blades, stop arm, thrust washer, and retaining ring: stainless steel detent balls: steel, nickel-plated bushing: zinc, tin-zinc plated detent and contact springs: stainless steel common ring: brass, gold-plated over silver plate. terminals: brass, gold-plated over silver plate and nickel plate rotor contact: precious metal alloy, gold- plated panel seal: silicone rubber shaft seal: fluorosilicone mounting nuts: brass, tin-zinc plated mounting hardware: one mounting nut .089" thick by .375" across flats and one internal tooth lockwasher are supplied with the switch. maximum mounting torque: 15in-lbs 1/4" shaft: style k po s . 1 circle s howing dimen s ion s of hole to be cut in panel. po s . 1 po s . 1 ?0.254 ?0.2 8 0 ?0. 38 0 0.20 8 0.240 0. 3 50 1/ 8 " s haft "e" s tyle "k" s tyle 3 / 8 - 3 2 unef-2a thread .250 .015 . 3 75 .015 +.002 -.001 .250 .250 .015 . 3 40 .005 .219 .004 rotary 6
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches adjustable stops: style d adjustable stops permit the user to set and reset the number of positions per poles. shown in the diagram, a plastic washer can be removed to reveal slots at the base of the bushing. stop blades can be inserted into the appropriate slots to limit switch rotation. positions per pole configuration can thus be changed to meet the needs of the application. dimensions are the same as the fixed stop version, when plastic washer is in place. most desirable for prototype work. readily available from local distributor. shaft and panel seal switches are watertight to the panel. they are not totally process sealed like the style ?t?. panel is sealed by a gasket at the base of the bushing. shaft is sealed by an o-ring inside the bushing. after mounting, seals do not alter switch dimensions. see style ?s? (standard switches) and style ?m? (military switches) in the choices and limitations chart. shaft and panel seal: styles s and m screwdriver slotted shaft: style b form, fit and function equiva- lent to standard shaft switches. the dimensions shown have evolved as the most popular for this type of switch. see style ?b? in the choices and limitations chart. previous users may have ordered these switches by a non-descriptive part number containing a ?y?. contact grayhill, if in doubt about a cross-reference. metric shaft and bushing: style e metric standard dimensions for the shaft and bushing are shown in the drawing. other dimensions approximately the same as shown in dimensional drawing. contact grayhill for exact dimensions. see style ?e? in the choices and limitations chart. suggested adjustable stop substitution guide fixed adj. stop fixed adj. stop stop style stop style style equivalent style equivalent 50a 50d 51a 51d 50c 50cd 51c 51cd 50cp 50cdp 51cp 51cdp 50m 50cd* 51m 51cd* 50mp 50cdp* 51mp 51cdp* 50p 50dp 51p 51dp 50s 50d* 51s 51d* 50sp 50dp* 51sp 51dp* *form fit and function equivalents, but not watertight sealed to the panel. stop blade slots plastic washer stop blades accessory: non-turn washers in inches (and millimeters) part no. 71j1103 designed to fit the double flatted bushing of the metric dimensioned bushing, this non-turn washer permits a round hole for the bushing and the tab while still prevent- ing switch rotation. washer is only sold when accompanied by a like number of switches. washer is 302 stainless steel. .250 .00 3 (6, 3 5 0,0 8 ) .060 .001 (1,52 0,25) .400 .005 dia. (10,16 0,1 3 ) 90 1 .125 .005 ( 3 ,16 0,1 3 ) .015 (0, 38 ) radiu s max. .025 .001 (0,64 0,0 3 ) dimensions are in millimeters part no. 50j1066 cut round hole for the bushing and for the non-turn tab. washer fits the double d bushing flats. washer is sold only when accompanied by an order for a like number of switches. washer is 302 stainless steel. c l 1,57 0,08 5,08 0,05 11,13 0,13 dia. 90? 1? 0,64 0,05 2,36 0,13 .015 (0,38) radius max. 0.032 0.375 0.125 0.187 s eal "a" .0 3 2.005 (0, 8 10,1 3 ) .125.015 ( 3 ,1 8 0, 38 ) .050.005 (1,270,1 3 ) 7,0 0,51 9,5 3 0, 38 6, 3 5 0, 38 ) 4,0 0,0 3 m7 x 0,75 6,00,0 8 3 ,15 0,12 "a" part no. 50j5140-4 designed to fit the single flatted bushing of the "k" style switches, this non-turn washer prevents switch rotation when using a full round hole in the panel. washer is only sold when accompanied by a like number of switches. washer is 302 stainless steel. rotary 7
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches choices and limitations: series 50 angle number number of shorting or style choices 1 of of positions non-shorting series std., 1/8" shaft 1/4" shaft metric, 4mm shaft terminals throw pol es per pole contacts 36 45 60 90 solder lug 50 pc mount 1 02 thru 10 n or s 2 02 thru 05 n or s 1 02 thru 08 n 2 02 thru 04 n 1 02 thru 06 n 2 02 or 03 n 1 02 thru 04 n 202 n a = standard, 1/8" shaft b = screwdriver slot shaft c = military, without panel seal d = adjustable stop (adj. stop) e = metric, 4mm shaft k = 1/4" shaft m = military p = pc mount terminals s = shaft/panel seal (s/p seal) t = process sealed a at b bs bst bt d s st 36 45 60 90 1 02 thru 10 n or s 2 02 thru 05 n or s 1 02 thru 08 n 2 02 thru 04 n 1 02 thru 06 n 2 02 or 03 n 1 02 thru 04 n 202 n e es est et eb ebs ebst ebt k ks kst kt kb kbs kbst kt standard style bp bpt bsp bspt dp p pt sp spt kp kpt ksp kspt kbp kbsp kbspt kbt ep ept esp espt ebp ebsp kbspt ebt angle number number of shorting or style choices of of positions non-shorting series std., 1/8" shaft 1/4" shaft metric, 4mm shaft terminals throw p oles per pole contacts 36 45 60 90 solder lug 50 pc mount 1 02 thru 10 n or s 2 02 thru 05 n or s 1 02 thru 08 n 2 02 thru 04 n 1 02 thru 06 n 2 02 or 03 n 1 02 thru 04 n 202 n c cb cbt cd ct m mb mbt mt 36 45 60 90 1 02 thru 10 n or s 2 02 thru 05 n or s 1 02 thru 08 n 2 02 thru 04 n 1 02 thru 06 n 2 02 or 03 n 1 02 thru 04 n 202 n em emb embt emt military style cbp cbpt cdp cp cpt mbp mbpt mp mpt embp embpt emp empt km kmb kmbt kmt kmbp kmbpt kmp kmpt rotary 8
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches choices and limitations: series 51 a = standard, 1/8" shaft b = screwdriver slot shaft c = military, without panel seal d = adjustable stop (adj. stop) e = metric, 4mm shaft k = 1/4" shaft m = military p = pc mount terminals s = shaft/panel seal (s/p seal) t = process sealed angle number number of shorting or style choices of of positions non-shorting series std., 1/8" shaft 1/4" shaft metric, 4mm shaft terminals throw pol es per pole contacts solder lug 51 pc mount c cb cbt cd ct m mb mbt mt em emb embt emt military style cbp cbpt cdp cp cpt mbp mbpt mp mpt embp embpt emp empt 30 1 02 thru 12 n or s 2 02 thru 06 n or s 3 02 thru 04 n or s 4 02 or 03 n or s 30 1 02 thru 12 n or s 2 02 thru 06 n or s 3 02 thru 04 n or s 4 02 or 03 n or s 1 contact grayhill if 1/4" or metric shaft required with a 22.5 angle of throw. km kmb kmbt kmt kmbp kmbpt kmp kmpt angle number number of shorting or style choices 1 of of positions non-shorting series std., 1/8" shaft 1/4" shaft metric, 4mm shaft 1 terminals throw poles per pole contacts 22.5 30 solder lug 51 pc mount 1 02 thru 16 n or s 2 02 thru 08 n or s 1 02 thru 12 n or s 2 02 thru 06 n or s 3 02 thru 04 n or s 4 02 or 03 n or s a at b bt s st bs bst a at b bs bst bt d s st e es est et k ks kst kt standard style ppt bp bpt sp spt bsp bspt bp bpt bsp bspt dp p pt sp spt kp kpt ksp kspt ep ept esp espt 22.5 30 1 02 thru 16 n or s 2 02 thru 08 n or s 1 02 thru 12 n or s 2 02 thru 06 n or s 3 02 thru 04 n or s 4 02 or 03 n or s solder lug pc mount see below see below see below see below rotary 9
grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.gr ayhill.com rotary switches single deck rotary switches series: series 51 (30; 22.5) style*: letters from choices chart angle of throw: use 22 (for 22.5), 30 51spt30?01?1?12s?f stop arrangement: needed only with 1 pole switches with maximum positions. leave blank for continuous rotation; add f for fixed stop. type of contacts: n = non-shorting, s = shorting positions per pole: 02 as a minimum to the maximum allowable for the angle of throw and the number of poles per the choices chart. use letters aj in this location if adjustable stop switch is ordered. poles per deck: see chart number of decks: 01 only ordering information: series 50 ordering information: series 51 additional features economy keylock switch, isolated position, spring return, and coded switches are available in similar series. see keylock and special function rotary switch sections. available from your local grayhill distributor. for prices and discounts, contact a local sales office, an authorized local distributor, or grayhill. series: series 50 (36, 45, 60, or 90) style*: letters from choices chart angle of throw: 36, 45, 60, or 90 50at36?01?1?10n?f stop arrangement: needed only with 1 pole switches with maximum positions. leave blank for continuous rotation; add f for fixed stop. type of contacts: n = non-shorting, s = shorting positions per pole: 02 as a minimum to the maximum allowable for the angle of throw and the number of poles per the choices chart. use letters aj in this location if adjustable stop switch is ordered. poles per deck: see chart number of decks: 01 only * all rotary switches that are required to have military designated markings and testing adhering to mil-3786 are to be ordered by specifying the military part number identified on the appropriate slash sheet. * all rotary switches that are required to have military designated markings and testing adhering to mil-3786 are to be ordered by specifying the military part number identified on the appropriate slash sheet. rotary 10
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