model 830 www.vishay.com vishay spectrol revision: 27-mar-15 1 document number: 57073 for technical questions, contact: sferprecisionpot@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 1 13 / 16 " (46 mm) three turn wirewound potentiometer bushing mount features ? gangable up to 2 sections ? large range of ohmic values: 15 ? to 50 k ?? ? extra taps available upon request ? ideally suits for all industry applications quick reference data sensor type rotational, multi turn wirewound output type output by turrets market appliance industrial dimensions 1 13 / 16 " (46 mm) electrical specifications parameter model 830 total resistance ? standard range ? tolerance: ? 200 ? and above ? below 200 ? 15 ? to 50 k ? standard 3 % 5 % special to 150 k ? special 1 % 3 % linearity (independent) 0.25 % standard 15 ? to 1 k ?? 1 k ? to 5 k ?? 5 k ? to 25 k ?? 25 k ? and above 0.15 % 0.10 % 0.075 % 0.05 % noise 100 ? enr electrical rotation 1080 +4 -0 power rating 3.0 w at 40 c derated to zero at 125 c insulation resistance 1000 m ? minimum 500 v dc dielectric strength 1000 v rms , 60 hz absolute minimum resistance not to exce ed linearity x tota l resistance or 1 ? , whichever is greater end voltage 0.5 % of tota l applied voltage maximum phasing ccw end points sect. 2 phased to sect 1 within 1 taps (extra) available as special standard tolerance 1 ordering information/description model 830 can be ordered from this datasheet with a variety of alternate char acteristics, as shown. for most rapid service on y our order, please state: 830 b 1 20k bo10 model bushing mount number of sections resistance of each section packaging from 1 up to 2 sections (maximum) beginning with th e section nearest the mounting end box of 10 pieces sap part numbering guidelines 830 b 1 203 b10 model style number of section ohmic value of section n o 1packaging
model 830 www.vishay.com vishay spectrol revision: 27-mar-15 2 document number: 57073 for technical questions, contact: sferprecisionpot@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 dimensions in inches (millimeters) mechanical specifications parameter rotation 1080 +4 -0 bearing type sleeve bearing torque (maxim ums): starting ? section 1 ? section 2 starting 1.75 oz. - in (126.02 g - cm) 2.55 oz. - in (183.62 g - cm) running 1.26 oz. - in (90.01 g - cm) 1.85 oz. - in (133.21 g - cm) runouts (maximums) ? shaft (tir) ? pilot dia. (tir) ? lateral (tir) ? shaft end play ? shaft radial play 0.002" (0.05 cm) 0.002" (0.05 cm) 0.005" (0.13 cm) 0.002" min. 0.010" max. (0.05 cm to 0.25 cm) 0.003" max. (0.08 cm) weight (maximums) ? single section ? additional section 3.0 oz. (85.05 g) 2.5 oz. (70.80 g) stop strength 750 oz. - in (static) (54.01 kg - cm) ganging 2 sections maximum ears of clamp band between se ctions positioned 45, 10 ccw from terminal center line moment inertia 5.5 g - cm 2 maximum 0.218 (5.54) 0.015 0.562 (14.27) ? 0.125 (3.18) mtg. face 0.812 (20.62) 0.031 0.312 (7.92) 0.030 max. (0.76) 0.015 1.812 (46.02) 0.015 ? 0.2497 (6.34) + 0.0000 - 0.0003 ? 0.4062 mtg. (10.32) + 0.0000 - 0.0020 0.062 (1.57) 0.010 (0.25) 0.062 (1.57) 0.250 min. (6.35) 1.218 (30.94) 0.015 model: 830/830-1... add 1.010 0.010 (25.65) for 2 gang unit 3 / 8 - 32 unef - 2a 1 2 3 1 tolerances: otherwise noted. decimals 0.005 angles 2 cw schematic 2 3 1 1
model 830 www.vishay.com vishay spectrol revision: 27-mar-15 3 document number: 57073 for technical questions, contact: sferprecisionpot@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. power rating chart material specifications bushing aluminum, nickel plated housing and front lid molded glass filled thermoset plastic rear lid molded gl ass filled nylon shaft stainless steel, non magnetic, non-passivated terminals brass, plated for solderability mounting hardware ? lockwasher: ? panel nut: internal tooth steel, nickel plated brass, nickel plated environmental specifications vibration 10 g thru 500 cps shock 50 g rotational life 500 000 shaft revolution load life 900 h temperature range -55 c to +125 c salt spray 48 h marking unit identification units will be marked with spectrol name and model no, re sistance and resistance tolerance, linearity, terminal identification, and date code. ? example of a marking for a standard part: 830-11103 0 20 40 60 80 100 120 140 ambient temperature in c rated power in w 0 2 4 6 8 10 12 resistance element data standard resistance values ( ? ) reso- lution (%) ohms per turn maximum current at 70 c ambient (ma) maximum voltage across coil (v) wire temp. coef. (ppm/c) 20 0.094 0.019 387 8 800 50 0.074 0.037 245 12 800 100 0.071 0.071 173 17 180 200 0.072 0.145 122 25 20 500 0.064 0.320 77 39 20 1k 0.050 0.500 55 55 20 2k 0.047 0.948 39 77 20 5k 0.035 1.73 24 125 20 10k 0.029 2.92 17 176 20 20k 0.024 4.80 12 250 20 50k 0.017 8.31 8 375 20 100k 0.015 14.5 5 600 20 150k 0.013 20.0 4 750 20
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