Standard Resistance Range...................................................................200 to 100 K ohms......................................1 K to 100 K ohmsTotal Resistance Tolerance.....................................................................±5 %............................................................±10 %Independent Linearity.............................................................................±0.25 %.......................................................±0.25 %Absolute Minimum Resistance (J Taper)................................................1.0 ohm or 0.1 % (whichever is greater).....–
Effective Electrical Angle........................................................................3600 ° +10 °, -0 °.........................................3600 ° +10 °, -0 °Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level............................................................................................1,000 VAC minimum....................................1,000 VAC minimum
Insulation Resistance (500 VDC)............................................................1,000 megohms minimum...........................1,000 megohms minimumPower Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)
+70 °C ...............................................................................................1 watt...........................................................1 watts+125 °C..............................................................................................0 watt...........................................................0 watt
Theoretical Resolution............................................................................See table.....................................................Essentially infinite
End Voltage (K Taper).............................................................................–...................................................................0.2 % of applied voltageNoise (J Taper)........................................................................................100 ohms ENR maximum............................–
Output Smoothness (K Taper)................................................................–...................................................................0.15 % maximum
Environmental Characteristics1
Operating Temperature Range...............................................................+1 °C to +125 °C.........................................+1 °C to +125 °CStorage Temperature Range...................................................................-55 °C to +125 °C........................................-55 °C to +125 °CTemperature Coefficient Over Storage Temperature Range...................±50 ppm/°C.................................................±100 ppm/°CVibration..................................................................................................15 G.............................................................15 GTotal Resistance Shift.........................................................................±2 %............................................................±2 %Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %
Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximumShock......................................................................................................50 G.............................................................50 GTotal Resistance Shift.........................................................................±2 %............................................................±2 %Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %
Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximumLoad Life.................................................................................................1,000 hours.................................................1,000 hoursTotal Resistance Shift.........................................................................±2 % maximum...........................................±5 % maximum
Rotational Life (No Load)........................................................................1,000,000 shaft revolutions.........................4,000,000 shaft revolutionsTotal Resistance Shift.........................................................................±5 % maximum ..........................................±5 % maximumMoisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift.........................................................................±2 % maximum...........................................±5 % maximum
Insulation Resistance (500 VDC)........................................................100 megohms minimum..............................100 megohms minimumIP Rating.................................................................................................IP 40............................................................IP 40
Mechanical Characteristics1
Stop Strength......................................................................................................................................................................33.90 N-cm (48.0 oz.-in.) minimumMechanical Angle............................................................................................................................................................................................3600 ° +15 °, -0 °Torque
Starting................................................................................................................................................Running torque plus 0.7 N-cm (1.0 oz.-in.) maximumRunning (1 or 2 Section)..............................................................................................................................................0.18 to 1.41 N-cm (0.25 to 2.0 oz.-in.)Mounting (Torque on Bushing)......................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximumShaft Runout........................................................................................................................................................................................0.15 mm (0.006 in.) T.I.R.Shaft End Play......................................................................................................................................................................................0.36 mm (0.014 in.) T.I.R.Shaft Radial Play..................................................................................................................................................................................0.13 mm (0.005 in.) T.I.R.Weight (Single Section)......................................................................................................................................................................................21 gm (0.75 oz.)(Each Additional Section)..............................................................................................................................................................................18 gm (0.65 oz.)Terminals........................................................................................................................................................................Printed circuit terminals or solder lugsSoldering Condition......................................................................Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux
Marking..........................................................................Manufacturer’s trademark, wiring diagram, date code and resistance, manufacturer’s part numberGanging (Multiple Section Potentiometers)......................................................................................................................................................2 cup maximumHardware............................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
NOTE: MODEL 83/84 PERFORMANCE SPECIFICATIONS DO NOT APPLY TO UNITS SUBJECTED TO PRINTED CIRCUIT BOARD CLEANING PROCEDURES.1
AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
83/84 - 5/8 ” Square 10-Turn
Wirewound Resolution Table
Resistance(Ohms)2005001 K2 K5 K10 K20 K50 K100 K
Resolution(Nom.) (%)
.048.037.032.031.023.020.015.012.010
Dimensional Drawings
Dual Section Model 84 Solder Lugs
Dual Section Model 83 PC Pins
Note: The Models 83/84 dimensions for dualsection assembly are for either single or dualconcentric shaft styles.
MM(INCHES)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.