www.vishay.com 93 prv6, parv6 vishay sfernice document number: 51035 revision 15-a p r-02 for technical questions, contact sfer@vishay.com features prv6 1.5 watt at 70c parv6 0.75 watt at 70c cecc 41300 military performances low cost fully sealed and panel sealed compatible rv6 (mil r 94) high power rating (cermet) high stability mechanical life 50,000 cycles fully sealed potentiometers cermet (prv6) conductive plastic (parv6) prv cermet prv6 parv conductive plastic parv6 shafts and bushings : 6 - 61 - 62 6lc - 61lc - 62lc shaft dia 4 mm : 6q - 61q - 61qh 6qlc - 61qlc - 61qlch solder lugs pcb pins w option circuit diagram terminal options available on all types dimensions in millimeters [inches] see ordering information for quotation tapers tapers a - l - f - are measured between the wiper (2) and the ccw terminal (1). locking shaft h option : 61h - 62h 61lch - 62lch conic nut wrench 8 (3/16?) b ? 7.2 4.3 ? 2.6 ? d = m7 x 0.75 ? d = 4 5 c l b 0.8 ? 4 panel cutout ? 6.35 (1.4 ? ) 32 threads/inch ? 3.17 (1/8 ? ) ? 6.5 (0.256 ? ) ? 2.5 (0.098 ? ) 12.4 (0.490 ? ) a 5 (0.200 ? ) cl b 0.8 (0.031 ? ) 0.8 x 0.3 (0.031 ? x 0.12 ? ) ? 12.7 (1/2 ? ) 5.08 (0.200 ? ) 5.08 (0.200 ? ) 2 (0.79 ? ) 1 2 3 0.5 (0.020 ? ) 2.4 (0.094 ? ) 0.8 (0.031 ? ) 1.6 x 0.3 (0.063 x 0.012 ? ) ? 12.7 (1/2 ? ) 5.08 (0.200 ? ) 1 2 3 5.08 (0.200 ? ) 2 (0.079 ? ) a c (1) (3) (2) b cw variation laws 90% 50% 20% 10% 15 15 electrical travel 270 mechanical travel 300 vs ve % 25 50 75 f a l
document number: 51035 revision 15-a p r-02 www.vishay.com 94 prv6, parv6 vishay sfernice for technical questions, contact sfer@vishay.com ambient temperature in degrees celcius rated power in watts 1.50 0.75 0 0 20 40 60 70 80 100 125 parv6 linear laws/ prv6 non linear law prv6 linear law fully sealed potentiometers cermet (prv6) conductive plastic (parv6) mechanical specifications mechanical travel 300 5 operating torque 0.5 to 2 ncm or . .. 0.7 to 3 oz.in. end stop torque max 35 ncm or .. . 3 lb.in. tightening torque max 150 ncm or ... 13 lb.in environmental specifications prv6 parv6 temperature range ? 55 c + 125 c ? 40 c + 125 c climatic category 55/125/56 40/125/56 sealing fully sealed container ip67 and panel sealed electrical specifications prv6 parv6 resistive element cermet conductive plastic electrical travel 270 15 270 15 resistance range linear law (a) .. . 20 ? to 10m ? 1 k ? to 1m ? non linear laws (f-l) 470 ? to 1m ? 470 ? to 500 k ? ( 20%) tolerance standard 20% 10% 20 % on request 5 % 10 % (1 k ? to100 k ? ) power rating at + 70 c linear 1.5 w 0.75w others tapers 0.75 w 0.4w te mperature coef cient 100ppm/ c 1000ppm/ c li miting element voltage 350 v 350 v contact resist. variation crv 2% or 3 ? end resistance (typical) 1 ? dielectric strength 1750 vrms (2000 vrms on request) insulation resistance (500vdc) 10 6 m ? power rating chart cecc 41 300 and/or mil r 94 load life climatic sequence long term damp heat rapid temperature change vibration shock rotational life 1000 h at rated power 90'/30' - temperature 70 c 56 days 10% 10% insulation resist. > 100m ? 0.5% 1% insulation resist. > 10 4 m ? 5 cycles ? 55 c at + 125 c 10g 55 to 2000 hz 2 h each direction 100 g 6 ms 20 shocks 2% 5% 0.1% 0.2 % 50.000 cycles 10% crv < 7 % rn 3% crv < 2% rn phase a dry heat 100 c phase b damp heat phase c cold ? 55 c phase d damp heat 5 cycles 1% crv < 3% rn 10% crv < 7% rn 0.5% 1% 10% 10% 3% 0.5% 2% no cut > 0.1 ms 5% 0.1% 0.2 % conditions tests typical values and drifts performance (prv6) requirements ? rt ? r 1-2 rt (%) r 1-2 (%) ? rt ? r 1-2 rt (%) r 1-2 (%) parv6 non linear law 0.4
www.vishay.com 95 prv6, parv6 vishay sfernice document number: 51035 revision 15-a p r-02 for technical questions, contact sfer@vishay.com max. power at 70 c max. working voltage max. working voltage prv6 non linear laws w w v v ma ma 1.5 5.48 8.66 274 173 0.75 0.75 0.61 0.25 27.3 38.2 61.2 87 122 194 273 350 350 27.4 19.3 12.2 8.7 6.1 3.9 2.74 1.75 0.7 max. cur. through element max. cur. through element standard resis- tance values max. power at 70 c prv6 linear law 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k 200k 500k 1m 2m 5m 10m 1.5 1.22 0.61 0.25 0.12 0.06 0.025 0.012 12.2 17.3 27.4 38.7 54.8 86.6 122.5 173 274 350 350 350 350 350 350 350 122 87 55 38.7 27.4 17.3 12.2 8.26 5.65 3.5 1.75 0.7 0.35 0.17 0.07 0.035 0 + 200 prv6 100 ppm/ c t.c. 55 c + 125 c panel sealing except for dia. 4 mm shaft, an o.ring is supplied with the potentiometer. this o.ring should be placed into the groove of the body and ensures the panel sealing. for dia. 4mm shaft please see note ? p ? in ordering informa- tion. shafts shaft lengths are measured from the mounting face to the free end of the shaft. special shafts are available if the customer supplies a drawing. the shaft slot is aligned to the wiper within 10 . hardware nuts, washer and o.ring are separately supplied (not mounted on the potentiometer), in a small bag placed in the packaging. locating peg except for dia. 4 mm shaft, the potentiometers are delivered with 2 opposite locating pegs orientated at 45 . these 2 pegs can be easily broken-off by the customer. on request, the orientation of the pegs can be at 30 instead of 45 . order designation : prv6 l (see ordering information). marking vishay trademark, series, style, ohmic value (in ? , k ? or m ? ), tolerance in %, taper code, manufacturing date (4 digits : 2 for year, 2 for week), terminal 1. fully sealed potentiometers cermet (prv6) conductive plastic (parv6) standard resistance element data carton box of 50, code: bo50 packaging ?lc? option low current for sensitive applications, when the current going through the wiper of the potentiometer is very low (less than 1 amp) or whe n the climatic conditions of use are tightened up, we recommend to use the low current (lc) option of the prv6 and parv6 series. the general characteristics of this model are identical with the standard prv6/parv6 characteristics but it gives exceptional results in matter of stability when used in extreme climatic conditions and/or current close to o amp. ? prv cermet parv conductive plastic serie dia d 6,35 6,35 6,35 7 7 6,35 6,35 6,35 7 7 7 7 7 7 standard c = 9.5 no code option c = 12.1 code s body length 6 61 62 6q 61q 6lc 61lc 62lc 6qlc 61qlc 6qp 61qp 6qplc 61qplc length b 6.35 9.5 12.5 6.5 9.5 6.35 9.5 12.5 6.5 9.5 6.5 9.5 6.5 9.5 shaft dia d 3 or 3.17 3 or 3.17 3 or 3.17 4 4 3 or 3.17 3 or 3.17 3 or 3.17 4 4 4 4 4 4 bushing lc = low current shaft dia 3.17 and 3 are standard panel sealed shaft dia 4 : please note ? p ? for panel sealed option shafts and bushings solder lugs no code pcb pins code w terminals a : standard 45 no code a : option 30 code l not available for 6q and 61q versions see drawing locating pegs code h not available for 6-6q versions locking shaft code *ck cm cd cr *k m r e f g s l o t t e d 6 61 62 61h 62h 6q 61q 61qh dia d 3.17 3.17 3.17 3.17 3 3 3 4 4 4 length l 9.5 12.5 16 22 9.5 12.5 22 9.5 12.5 22 from mounting face *not available with 62h option standard shaft length 22 ? to 10m ? linear law - cermet 470 ? to 1m ? no n linear laws cermet 1 k ? to 1m ? line ar law - conductive plastic 470 ? t o 500k ? non linear laws conductive plastic 470 ? to 100k ? n on linear laws conductive plastic ohmic value 20% standard 10% optional 5% optional (cermet only) tolerance a linear l cw log variation law a 20% 10k ? cm prv s 61 w l h ordering information packaging bo50
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