PL IA NT Features CO M ■ Servo mount style *R oH S ■ Shaft supported by front and rear precision ball bearings ■ Non-standard features and specifications available ■ Gangable up to 10 cups 6574 - Precision Potentiometer Electrical Characteristics1 Product Dimensions Standard Resistance Range ................................................................................... 1 K to 100 K ohms Total Resistance Tolerance .........................................................................................................±10 % Independent Linearity ..............................................................................................................±0.25 % Effective Electrical Angle ...................................................................................................... 350 ° ±2 ° End Voltage ............................................... 0.1 % maximum (0.2 % at 2 K ohms, 0.4 % at 1 K ohms) Output Smoothness ....................................................................................................................0.1 % Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level ..........................................................................................................1,000 VAC minimum Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever is Less) +70 °C....................................................................................................................................2 watts +125 °C................................................................................................................................... 0 watt Insulation Resistance (500 VDC) .................................................................1,000 megohms minimum Resolution ...............................................................................................................Essentially infinite 6.35 MIN. (.250) 6.34 + .000/- .007 DIA. (.2497+.0000/-.0003) .38 X 45 (.015) CHAMFER 51.0 (2.000) DIA. 47.63 +.000/ - .025 (1.875+.000/-.001) 2.36 (.093) Environmental Characteristics1 Operating Temperature Range ................................................................................ -40 °C to +125 °C Storage Temperature Range ................................................................................... -65 °C to +125 °C Temperature Coefficient Over Storage Temperature Range ..........................±500 ppm/°C maximum Vibration ........................................................................................................................................15 G Wiper Bounce .......................................................................................... 0.1 millisecond maximum Total Resistance Shift ..............................................................................................±2 % maximum Shock ............................................................................................................................................60 G Wiper Bounce .......................................................................................... 0.1 millisecond maximum Load Life............................................................................................................1,000 hours, 1.5 watts Total Resistance Shift ............................................................................................±10 % maximum Rotational Life (No Load) .........................................................................25,000,000 shaft revolutions Total Resistance Shift ............................................................................................±10 % maximum Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift ............................................................................................±10 % maximum IP Rating ....................................................................................................................................... IP 40 Mechanical 1.57 (.062) 2.03 MIN. (.080) 15.24 .787 (.600 .031) 15.9 .80 (5/8 1/32) 1 15 3 15 3 3 90 2 MAX. 29.59 (1.165) MAX. Characteristics1 Mechanical Angle ...............................................................................................................Continuous Torque (Starting & Running)............................................................0.53 N-cm (0.75 oz.-in.) maximum Shaft Runout .............................................................................................. 0.025 mm (0.001 in.) T.I.R. Shaft End Play .............................................................................................. 0.08 mm (0.003 in.) T.I.R. Shaft Radial Play .......................................................................................... 0.08 mm (0.003 in.) T.I.R. Pilot Diameter Runout ................................................................................ 0.025 mm (0.001 in.) T.I.R. Lateral Runout .............................................................................................. 0.08 mm (0.003 in.) T.I.R. Backlash ....................................................................................................................... 0.1 ° maximum Weight ........................................................................................................................................ 89 gm Terminals ....................................................................................................... Side exit turret terminals Soldering Condition Manual Soldering............................... 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire 370 °C (700 °F) max. for 3 seconds Wave Soldering........................................................ 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux 260 °C (500 °F) max. for 5 seconds Wash processes ................................................................................................. Not recommended Marking................................ Manufacturer’s name and part number, resistance value and tolerance, linearity tolerance, wiring diagram, and date code. Ganging (Multiple Section Potentiometers) .............................................................. 10 cup maximum Hardware ........................................................................................................... No hardware included 1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted. 10 TOLERANCES: EXCEPT WHERE NOTED .51 .13 DECIMALS: .XX .XXX (.02), (.005) FRACTIONS: 1/64 MM DIMENSIONS: (IN.) 2 CCW WIPER 3 1 CW CLOCKWISE Recommended Part Numbers Part Number* Resistance (Ω) 6574S-1-102 6574S-1-502 6574S-1-103 1,000 5,000 10,000 BOLDFACE LISTINGS ARE IN STOCK AND READILY AVAILABLE THROUGH DISTRIBUTION. FOR OTHER OPTIONS CONSULT FACTORY. REV. 08/10 *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.