Features
  • Multifinger precious metal wiper for long term set point stability
  • Central pivot locating gear for improved stability
  • Unique ratchet device integral with gear to ensure long term reliability
  • Double chevron shaft for sealing plus consistant torque and reliable adjustability
  • IC style pins for easier board insertion
  • Spectrol 64P Series

    Trimmer - 3/8" square, multiturn, cermet
    Photo of 64P Series Trimmer

    Spectrol No. NTE Part No. Value
    Ohms
    Adjust Diag.
    No.
    64P-100 500-0170 10 Side T5
    64P-200 500-0171 20 Side T5
    64P-500 500-0172 50 Side T5
    64P-101 500-0173 100 Side T5
    64P-201 500-0174 200 Side T5
    64P-501 500-0175 500 Side T5
    64P-102 500-0176 1K Side T5
    64P-202 500-0177 2K Side T5
    64P-502 500-0178 5K Side T5
    64P-103 500-0179 10K Side T5
    64P-203 500-0180 20K Side T5
    64P-253 500-0181 25K Side T5
    64P-503 500-0182 50K Side T5
    64P-104 500-0183 100K Side T5
    64P-204 500-0184 200K Side T5
    64P-254 500-0185 250K Side T5
    64P-504 500-0186 500K Side T5
    64P-105 500-0187 1M Side T5
    64P-205 500-0188 2M Side T5

    Dimensional Drawing

    T5

    Schematic Diagram

    Specifications
    Electrical
    Effective Travel: 25 turns nom
    Resistance Range: 10 Ohms to 2 Meg Ohm
    Resistance Tolerance: ±10%
    End Resistance: Less than 2 Ohms
    Temperature Coefficient of Resistance:
          100ppm/°C. 100 Ohms to 2 Meg Ohms
          0 to +250ppm/°C. below 100 Ohms
    Power Rating: 1/2W @ +70°C derated to 0W @ +125°C
    Dielectric Withstanding Voltage:
          1000V AC at sea level
          250V AC at 80,000 feet (24,400 meters)
    Insulation Resistance: 1000 Meg Ohms min
    Contract Resistance Variation: 2% or 20 Ohms, whichever is greater

    Mechanical
    Stop: Contact idles at stop
    Operating Torque: 3mNm nom
    Resistance Element: Cermet
    2-Terminal Adjustability: 0.05% RT
    3-Terminal Adjustability: 0.01% of applied voltage

    Environmental
    Operating Temperature: -55° to +125°C
    Electrical Endurance: 1000 hr.
    Mechanical Life: 200 cycles

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