Features
  • Multifinger wiper for better contact resistance
  • Fully sealed housing for immersion cleaning
  • Small compact size
  • Spectrol 74X Series

    Trimmer - 1/4" square, multiturn, cermet
    Photo of 74X Series Trimmer

    Spectrol No. NTE Part No. Value
    Ohms
    Adjust Diag.
    No.
    74X-100 500-0260 10 Side T10
    74X-200 500-0261 20 Side T10
    74X-500 500-0262 50 Side T10
    74X-101 500-0263 100 Side T10
    74X-201 500-0264 200 Side T10
    74X-501 500-0265 500 Side T10
    74X-102 500-0266 1K Side T10
    74X-202 500-0267 2K Side T10
    74X-502 500-0268 5K Side T10
    74X-103 500-0269 10K Side T10
    74X-203 500-0270 20K Side T10
    74X-503 500-0271 50K Side T10
    74X-104 500-0272 100K Side T10
    74X-204 500-0273 200K Side T10
    74X-504 500-0274 500K Side T10
    74X-105 500-0275 1M Side T10

    Dimensional Drawing

    T10

    Schematic Diagram

    Specifications
    Electrical
    Effective Travel: 12 turns nom
    Resistance Range: 10 Ohms to 1 Meg Ohm
    Resistance Tolerance: ±10%
    End Resistance: 2 Ohms max
    Temperature Coefficient of Resistance: ±100ppm/°C
    Power Rating: 1/4W @ +85°C derated to 0W @ +125°C
    Dielectric Withstanding Voltage: 600V AC
    Insulation Resistance: 1000 Meg Ohms min
    Contract Resistance Variation: 3% or 3 Ohms, whichever is greater

    Mechanical
    Stop: Contact idles at stop
    Operating Torque: 21.6mNm max
    Resistance Element: Cermet
    2-Terminal Adjustability: 0.05% of 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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