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

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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.