3400

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