Features
  • Permanickel contact
  • Stainless steel 1/4" diameter shaft
  • Gold plated terminals
  • Internal tracking surfaces gold plated
  • Precision winding with excellent linearity
  • Spectrol535 Series

    Potentiometer - 2.3 Watt, 7/8" round
    case, 1/4" dia. shaft, 5 turn, precision
    wirewound
    Photo of 535 Series Potentiometer

    Spectrol No.NTE Part No.Value
    Ohms
    Shaft
    Length
    Diag.
    No.
    535-1-1-101502-0145
    1007/8"P12
    535-1-1-201502-0146
    2007/8"P12
    535-1-1-501502-0147
    5007/8"P12
    535-1-1-102502-0148
    1K7/8"P12
    535-1-1-202502-0149
    2K7/8"P12
    535-1-1-502502-0150
    5K7/8"P12
    535-1-1-103502-0151
    10K7/8"P12
    535-1-1-203502-0152
    20K7/8"P12
    535-1-1-503502-0153
    50K7/8"P12

    Resistance Element Data
    Resistance
    Value
    (Ohms)
    Resolution
    (%)
    Ohms
    per Turn
    Max Current
    @ 70°C
    Ambient
    (mA)
    Max
    Voltage
    Across Coil
    (Volts)
    100.075.0746122.0012.2
    200.061.122086.6017.3
    500.049.254954.7027.4
    1K.041.411338.7038.7
    2K.031.633127.4054.8
    5K.0341.723017.3086.6
    10K.0303.016012.20122.0
    20K.0203.99108.66173.0
    50K.0157.45605.47274.0

    Dimensional Drawing

    P12

    Schematic Diagram

    Specifications
    Electrical
    Resistance Range: 50 Ohms to 50K Ohms
    Resistance Tolerance: ±5%
    Linearity Tolerance: ±0.25% independent
    Noise: 100 Ohms ENR
    Rotation: 1800°, +10°, -0°
    Power Rating: 1.5W @ +70°C derated to 0W @ +125°C
    Insulation Resistance: 1000 Meg Ohm min, 500VDC
    Dielectric Strength: 1000V RMS min 50Hz
    Absolute Minimum Resistance: Not to exceed linearity x total resistance or 1 Ohm, whichever is greater
    Temperature Coefficient of Resistance: 20ppm/°C (wire Only)
    End Voltage: 0.25% of total applied voltage, max

    Mechanical
    Bearing Type Bushing: Sleeve bearing
    Resistance Element: See Table
    Rotation: 1800°, +10°, -0°
    Starting Torque (maximum): 50 gm-cms (0.7 oz in)
    Stop Strength (static): 5.4 Kgm-cm (75 oz in)
    Rotation Life: 500,000 shaft revolutions

    Environmental
    Operating Temperature: -55° to +125°C
    Load Life: 900 hr.

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    Centerpointe Electronics
    5241 Lincoln Ave. Unit #A-7
    Cypress, CA 90630
    Call Toll Free: 800-272-2737
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