prv4 www.vishay.com vishay sfernice revision: 04-jul-17 1 document number: 50004 for technical questions, contact: sferpottrimmers @vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 industrial potentiometer features ? high power rating 2 w at 70 c ? full sealing ? low contact resistance variation (1 % typical) ? robust nickel plated brass shaft ? use of faston 2.86 connections ? cermet element ? center detent option ? test according to cecc 41000 or iec 60393-1 ? electrical performance in accordance with mil-prf-94 standards ? material categorization: fo r definitions of compliance please see www.vishay.com/doc?99912 quick reference data multiple module no switch module n/a detent module yes special electrical laws a: linear, l: logarithmic, f: reverse logarithmic sealing level ip 67 lifespan 25k cycle dimensions in millimeters (inche s) 0.5 mm ( 0.02") prv4f length l 1/2" 7/8" 2" shaft code gbs gjs grs ? 19.6 (0.772) 8 (0.315) 2.85 (0.112) 0.5 (0.020) 5.2 (0.205) r 76 20 max. (0.787) 9.52 (0.375) ? 6.35 (1/4") 12 (0.472) l ? 9.52 (3/8") 32 unef-2a thread 76 0.5 3 2.85 b r = 5. 2 ac
prv4 www.vishay.com vishay sfernice revision: 04-jul-17 2 document number: 50004 for technical questions, contact: sferpottrimmers @vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 electrical specifications resistive element cermet electrical travel 270 10 resistance range linear taper 20 to 10 m logarithmic taper 100 to 2.5 m standard series 1 - 2 - 2.5 - 5 tolerance standard 20 % on request 10 % taper circuit diagram power rating linear logarithmic 2 w at 70 c 1 w at 70 c temperature coefficien t (typical) 300 ppm/c limiting element volt age (linear law) 500 v contact resistance variation (typical) 1 % rn or 3 end resistance 4 dielectric strength (rms) 1500 v insulation resistance (500 v dc )10 4 m independent linearity (typical) 5 % 100 80 60 40 20 0 0100 80 60 40 20 % clockwise shaft rotation % total resistance f l a a (1) b (2) c (3) cw 0 40 140 125 1 0 ambient temperature in c power in w 70 60 20 100 80 lin. taper ?a? log. taper ?l and f? 2
prv4 www.vishay.com vishay sfernice revision: 04-jul-17 3 document number: 50004 for technical questions, contact: sferpottrimmers @vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 standard resistance element data standard resistance values linear taper log. taper max. power at 70 c max. working voltage max. cur. through element wiper max. power at 70 c max. working voltage max. cur. through element wiper wvmawvma 20 25 50 100 200 250 500 1k 2k 2.5k 5k 10k 20k 25k 50k 100k 200k 250k 500k 1m 2m 2.5m 5m 10m 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 0.50 0.25 0.13 0.10 0.05 0.03 6.32 7.07 10.0 14.1 20.0 22.4 31.6 44.7 53.2 70.7 100 141 200 224 315 447 500 500 500 500 500 500 500 500 316 283 200 141 100.0 89.4 53.2 44.7 31.6 28.3 20.00 14.14 10.00 6.04 6.32 4.47 2.50 2.00 1.00 0.50 0.25 0.20 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0.50 0.25 0.13 0.10 10.0 14.1 15.8 22.4 31.5 44.7 50.0 70.7 100 141 158 224 315 447 499 500 500 500 500 100 70.7 53.2 44.7 31.6 22.4 20.0 14.1 10.0 7.07 6.32 4.47 3.16 2.24 2.00 1.00 0.50 0.25 0.20 mechanical specifications mechanical travel 300 5 operating torque / typical value 3 ncm (4.3 oz.-inch) end stop torque 70 ncm max. (6 lb-inch max.) tightening torque of mounting nut 200 ncm max. (17.3 lb-inch max.) unit weight 23 g to 32 g max. (0.82 oz. to 1.14 oz.) environmental specifications temperature range - 55 c to +125 c climatic category 55/125/10 sealing fully sealed - container ip67 options special feature command shaft length is measured from the mounting surface to the free end of the shaft. the screwdriver slot is aligned with the wiper within 10. special shafts are available, in accordance to drawings supplied by customers. we recommend that customers should not machine tool shafts, in order to avoid damage. bending or torsion of terminals should also be avoided. prv4 lprp - with locating peg 3 ? 2 9.2 12.5
prv4 www.vishay.com vishay sfernice revision: 04-jul-17 4 document number: 50004 for technical questions, contact: sferpottrimmers @vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 note ? nothing stated herein shall be construed as a guarantee of quality or durability marking ? vishay trademark ? part number (including ohmic value code, tolerance code, and taper) ? manufacturing date ? marking of terminals 1, 2, 3 performance tests conditions typical values and drifts r t / r t (%) r 1-2 / r 1-2 (%) other electrical endurance 1000 h at rated power 90/30 - ambient temp. 70 c 3 % 5 % contact res. variation: < 5 % moisture resistance mil-std-202 method 105 10 cycles of 24 h constituted with damp heat - cold - vibrations 2 % 3 % dielectric strength: 100 v rms insulation resistance: > 10 4 m damp heat, steady state 10 days 40 c, 93 % hr 2 % 3 % dielectric strength: 100 v rms insulation resistance: > 10 4 m change of temperature 5 cycles -55 c at +125 c 1 % - v 1-2 /v 1-3 < 2 % mechanical endurance 25 000 cycles 5 % - - shock mil-std-202 method 213/1 100 g s at 6 ms 3 successive shocks in 3 directions 1 % - v 1-2 /v 1-3 < 1 % vibration mil-std-202 method 204/d 20 g s at 12 h 1 % - v 1-2 /v 1-3 < 1 % ordering information (part number) model bushing option shaft shaft end ohmic value tolerance taper special prv4 f = ? 3/8" l = lprp 0 = no option gb gj gr ap s = slotted r = round f = flatted d = custom linear from 20 to 10 m logarithmic from 100 to 2.5. m 102 = 1 k m = 20 % on request: k = 10 % a = linear l = clockwise logarithmic f = inverse clockwise logarithmic cv1m = detent option or special code given by vishay part number description (for information only) prv4 f l gj s 1k 20 % l bo50 e3 model bushing option shaft shaft end value tolerance taper detent option packaging ap n special lead (pb)-free related documents application notes potentiometers and trimmers www.vishay.com/doc?51001 guidelines for vishay sfernice resistive and inductive components www.vishay.com/doc?52029 js102ml l 4 g f r v p
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