Features
■ Model 96 sealed for board wash
■ Metal shaft available as special feature
■ RoHS compliant versions available*
■ Features one-piece molded plastic shaft
and rotor assembly
■ Available in a variety of pin-out
configurations
■ Virtually infinite electrical circuit isolation
91, 92, 93, 94, 95, 96, 99 - 5/8 ” Square Single-Turn Panel Control
99 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch
Potentiometer Specifications
Initial Electrical Characteristics1
Conductive Plastic Element
Cermet Element
Standard Resistance Range
Linear Tapers (A, B, E, & H) ................................................................(B & E) 1 K ohms to 1 megohm......................(A & H) 100 ohms to 1 megohm
Audio Tapers (C, D, F, G, S, & T).........................................................(D,G,S, & T) 1 K ohms to 1 megohm..............(C & F) 1 K ohms to 1 megohm
Total Resistance Tolerance.....................................................................10 % or 20 %.................................................5% or 10%
Independent Linearity............................................................................. 5 %............................................................... 5 %
Absolute Minimum Resistance...............................................................2 ohms maximum........................................... 2 ohms maximum
Effective Electrical Angle ........................................................................(Linear tapers) 240 ° 5 °...............................(Linear tapers) 240 ° ꢀ °
(Audio tapers) 225 ° 5 °
(Audio tapers) 225 ° ꢀ °
Contact Resistance Variation ................................................................. 1 %............................................................... 1 % or ꢁ ohms (ꢂhichever is greater)
Dielectric Withstanding Voltage (MIL-STD-202, Method ꢁ01)
Sea Level............................................................................................1,500 VAC minimum.......................................1,500 VAC minimum
70,000 Feet ........................................................................................500 VAC minimum..........................................500 VAC minimum
Insulation Resistance (500 VDC) ............................................................1,000 megohms minimum..............................1,000 megohms minimum
Poꢂer Rating (Voltage Limited By Poꢂer Dissipation or ꢁ50 VAC, Whichever Is Less)
+70 °C Single Section Assembly .......................................................(Linear tapers) 0.5 ꢂatt...................................(Linear tapers) 2 ꢂatts
(Audio tapers) 0.25 ꢂatt
(Audio tapers) 1 ꢂatt
+70 °C Multiple Section Assembly.....................................................(Linear tapers) 0.5 ꢂatt/section......................(Linear tapers) 1 ꢂatt/section
(Audio tapers) 0.25 ꢂatt/section
(Audio tapers) 0.5 ꢂatt/section
+125 °C ..............................................................................................0 ꢂatt..............................................................0 ꢂatt
Theoretical Resolution............................................................................Essentially infinite...........................................Essentially infinite
Environmental Characteristics1
Operating Temperature Range ...............................................................-40 °C to +125 °C...........................................-40 °C to +125 °C
Storage Temperature Range...................................................................-55 °C to +125 °C...........................................-55 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range................... 1,000 ppm/°C............................................... 150 ppm/°C
Vibration (Single Section)........................................................................15 G................................................................15 G
Total Resistance Shift......................................................................... 2 % maximum.............................................. 2 % maximum
Voltage Ratio Shift.............................................................................. 5 % maximum.............................................. 5 % maximum
Shock (Single Section)............................................................................ꢁ0 G................................................................ꢁ0 G
Total Resistance Shift......................................................................... 2 % maximum.............................................. 2 % maximum
Voltage Ratio Shift.............................................................................. 5 % maximum.............................................. 5 % maximum
Load Life.................................................................................................1,000 hours ....................................................1,000 hours
Total Resistance Shift......................................................................... 10 % maximum............................................ 5 % maximum
Rotational Life (No Load)........................................................................100,000 cycles ...............................................100,000 cycles
Total Resistance Shift.........................................................................(Linear tapers) 10 ohms or 15 % TRS max. ...(All tapers) 5 % TRS max.
(ꢂhichever is greater)
(Audio tapers) 20 % maximum
Contact Resistance Variation @ 50,000 cycles..................................(Linear tapers) 2 %....................................... 2 %
(Audio tapers) ꢁ % ....................................... ꢁ %
Moisture Resistance (MIL-STD-ꢁ0ꢁ, Method 10ꢁ, Condition B)
Total Resistance Shift.........................................................................(Linear tapers) 10 % TRS maximum ............(All tapers) 5 % TRS maximum
(Audio tapers) 20 % TRS maximum
Insulation Resistance (500 VDC)........................................................100 megohms minimum.................................100 megohms minimum
IP Rating (Model 9ꢀ) ...............................................................................IP ꢀ5 ...............................................................IP ꢀ5
(All Others)..........................................................................................IP 40 ...............................................................IP 40
*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.
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