2 2-13 model c model c 1-13/16?diameter 3-turn wirewound precision potentiometer electrical resistance range, ohms 5 to 194.7k standard resistance tolerance < 100 ohms = ?%, 100 ohms = ?% minimum practical resistance tolerance ?% independent linearity ?.50% minimum practical independent linearity ?.5%, 25 ohms ?.25%, 26-99 ohms ?.15%, 100-1k ohms ?.10%, >1k ohms power rating, watts 3.0 at 40? derating to 0 at 85? input voltage, maximum 1,000vdc not to exceed power rating dielectric strength 1,000v rms insulation resistance, minimum 1,000 megohms noise, maximum 500 ohms: rt 800 ohms 250 ohms: rt > 800 ohms actual electrical travel 1080 + 4 ?0 tap tolerance 25 ohms = ?? < 100 ohms = ?.5 100 ohms = ?.0 end voltage, maximum (% of input voltage) <100 ? = 1%, >100 ? = .5% environmental (mil-r-12934) operating temperature range static: ?5? to +85? dynamic: ?0? to +85? temperature cycling 5 cycles, ?5? to +85? (5% ? r) shock, 6ms sawtooth 100g? (0.1ms discontinuity max.) vibration 10g?, 10 to 500 hz (5% ? rt, 0.1ms discontinuity max.) moisture resistance ten 24 hour cycles (3% ? r) high temperature exposure 1,000 hours at 85? (5% ? r) rotational load life 2 mil. shaft rev. + 900 hrs. at rated wattage at 40? (5% ? r) specifications subject to change without notice. available in a hybrid version ?contact factory for details.
2-14 model c mechanical total mechanical travel 1080 + 4 ?0 number of gangs, maximum 3 weight, nominal (single gang) 2.5 oz. static stop strength 350 oz.-in. backlash, maximum 1 panel nut tightening torque, maximum 25 lb.-in. shaft end play, maximum .005 shaft runout, t.i.r., maximum .0005 pilot diameter runout, t.i.r., maximum .002 lateral runout, t.i.r., maximum .003 shaft radial play, maximum .004 start/run torque, maximum (per gang) 3.0 oz.-in. standard resistance values, ohms theoretical total resolution tempco resistance (% nominal) of wire 100 0.084 ?0 ppm/? 200 0.074 20 ppm/? 500 0.056 20 ppm/? 1k 0.051 + 130 ppm/? * 2k 0.044 + 130 ppm/? * 5k 0.032 + 130 ppm/? * 10k 0.027 + 130 ppm/? * 20k 0.021 20 ppm/? 50k 0.017 20 ppm/? 100k 0.015 ?0 ppm/? * lower tempco available - contact factory for details.
2 2-15 model c outline dimensions (inch/mm) 1.250 31.75 r max. .562 .016 14.3 0.41 2 & 3 gang outline mounting surface .062 .016 1.58 0.41 .812 .031 20.6 0.79 +.000 -.002 +0.000 -0.051 .406 10.312 dia. dia. +.0000 -.0003 +0.0000 -0.0076 .2497 6.3424 chamfer .016 0.41 max. x 45 3 8 / -32 unef thread locating lug .125 .005/3.175 0.127 dia. positioned as shown 5 .062 .016 1.58 0.41 .312 .016 7.93 0.41 .312 .025 7.93 0.64 1.812 .016 46.03 0.41 dia. rs m l slider cw ccw dim. l dim. rs no. of gangs dim. ? 2.494 63.348 2 3 2.480 62.992 3.297 83.744 max. 3.534 89.764 max. 3.513 89.230 4.328 109.931 1.141 28.98 1 max. 1.203 30.56 2.016 51.12 metric conversions 1 in. 25.4mm 1 oz. 28.4 gm 1 oz.-in. 0,007 n-m 1 lb.-in. 0,113 n-m
model c 2-16 matching turns counting dials 2606, 2606s, 2607, 2607s, 2626, 2627, 2646, 2646s, 2647, 2647s, 2126, rb metric equivalents, based on 1 inch = 25.4mm are rounded to the same number of significant figures as in the original english units and are provided for general information only. tolerances unless otherwise specified: linear = .01 inches (.25mm) angular = 2 degrees ordering information circuit diagram c r 10k t2 l .2 xx model series resistance prefix resistance value optional special feature code linearity optional non-standard tolerance (ccw) (s) (cw) notes mm inch special feature codes center tap ct linearity tape lt rear shaft extension rs flatted shaft fs slotted shaft ss shaft lock sl color coded cc additional gangs 2g or 3g
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