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oH V SC AV ER OM AI SIO PL LA N IA BL S NT E
Features

Bushing mount Optional 0.05 linearity option Excellent wiper stability High stop strength Sealable
Model 3400 is currently available, although not recommended for new designs. Model 3500 is preferred.
*R
3400 - Precision Potentiometer
Electrical Characteristics1 Standard Resistance Range ................................................................100 to 500 K ohms Total Resistance Tolerance.........................................................................................3 % Independent Linearity............................................................................................0.15 % Effective Electrical Angle ..........................................................................3600 +4 , -0 Absolute Minimum Resistance............1 ohm or 0.15 % maximum (whichever is greater) Noise .........................................................................................100 ohms ENR maximum Dielectric Withstanding Voltage...............................................MIL-STD-202, Method 301 Sea Level ........................................................................................1,000 VAC minimum 80,000 Feet .......................................................................................300 VAC minimum Power Rating (Voltage Limited By Power Dissipation, or ...........................(40 C) 5 watts 1,000 VAC, Whichever Is Less) ...............................................................(125 C) 0 watt Insulation Resistance (500 VDC)...............................................1,000 megohms minimum Resolution........................................................................See recommended part number Environmental Characteristics Operating Temperature Range................................................................+1 C to +125 C Storage Temperature Range ..................................................................-65 C to +125 C Temperature Coefficient Over Storage Temperature Range2....20 ppm/C maximum/unit Vibration ......................................................................................................................10 G Wiper Bounce.........................................................................0.1 millisecond maximum Total Resistance Shift ............................................................................2 % maximum Voltage Ratio Shift ..............................................................................0.1 % maximum Shock ..........................................................................................................................50 G Wiper Bounce.........................................................................0.1 millisecond maximum Total Resistance Shift ............................................................................2 % maximum Voltage Ratio Shift ..............................................................................0.1 % maximum Load Life ............................................................................................1,000 hours, 5 watts Total Resistance Shift ............................................................................2 % maximum Rotational Life (No Load)........................................................2,000,000 shaft revolutions2 Total Resistance Shift ............................................................................5 % maximum Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift ............................................................................2 % maximum IP Rating .....................................................................................................................IP 40 Mechanical Characteristics1 Stop Strength ..................................................................388 N-cm (550 oz.-in.) minimum Mechanical Angle .....................................................................................3600 +4 , -0 Torque (Starting & Running) .............................................1.4 N-cm (2.0 oz.-in.) maximum Mounting ..........................................................170-200 N-cm (15-18 lb.-in.) maximum Shaft Runout ...............................................................................0.05 mm (0.002 in.) T.I.R. Lateral Runout ............................................................................0.13 mm (0.005 in.) T.I.R. Shaft End Play ............................................................................0.13 mm (0.005 in.) T.I.R. Shaft Radial Play.......................................................................0.06 mm (0.0025 in.) T.I.R. Pilot Diameter Runout.................................................................0.05 mm (0.002 in.) T.I.R. Backlash .....................................................................................................1.0 maximum Weight .............................................................................................Approximately 110 gm Terminals .......................................................................................Gold-plated solder lugs Soldering 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. Markings....................................Manufacturer's name and part number, resistance value and tolerance, linearity tolerance, wiring diagram, date code Ganging (Multiple Section Potentiometers) ............................................2 cups maximum Hardware .................................One lockwasher (H-37-2) and one mounting nut (H-38-2) is shipped with each potentiometer.
1 2
WIPER CCW 29.37 (1-5/32) 1-13/16 (46.04) DIA. 1.52 (.06) 7.94 5/16 44.45 .79 (1-3/4 1/32) 20.64 (13/16) CW
6.35 (1/4)
3/8 "-32 2A THD UNEF 45 X .25 CHAMFER
10.32 + .00/ - .05 (.4062 + .000/ -.002) PILOT DIA.
ADD
1
39.4 FOR (1.55) ADDITIONAL CUP
1.02 WIDE (.04) SLOT 1.02 X DEEP (.04)
4.76 (3/16) TYP.
2.36 DIA. TYP. (.093) 6.34 + .00/ - .01 (.2497 + .0000/ - .0003) SHAFT DIA.
14.3 (9/16) 3.18 DIA. ANTI-ROTATION PIN (.125) 1.02 PAST MOUNTING SURFACE EXTENDS (.04) TOLERANCES: EXCEPT WHERE NOTED .25 .13 DECIMALS: .XX .XXX (.010), (.005) FRACTIONS: 1/64 MM DIMENSIONS: ( IN.)
2
CCW
WIPER
1
CLOCKWISE
3
CW
Recommended Part Numbers
Part Number 3400S-1-102L 3400S-1-502L 3400S-1-103L Resistance 1,000 5,000 10,000 Resolution .020 .013 .010
BOLDFACE LISTINGS ARE IN STOCK AND READILY AVAILABLE THROUGH DISTRIBUTION. FOR OTHER OPTIONS CONSULT FACTORY. TERMINALS: L = RoHS COMPLIANT BLANK = STANDARD
At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. Consult manufacturer for complete specification details for resistances below 500 ohms and above 100 K ohms.
*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.
REV. 06/06

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