Resistance Standards

Filter Ideal Instrument
  1. SRL Series Precision Resistance Standard
    • Very stable - up to 2 ppm/yr
    • Wide range of values - 1 mΩ to 1.9 TΩ,
    • Used by National Measurment Institutes across the world
    • 3 Year warranty included
  2. SR102/103/104 Series
    • Highest accuracy (1 ppm/yr) and stability (±0.5 ppm/yr typical) of any resistance standard
    • Lowest temperature coefficients (< 0.1 ppm/ºC)
    • Available in 3 models: 100Ω, 1000 Ω, 10,000Ω.
    • Has remained the foremost resistance standard, with no equivalent, for over 35 years
    • 5 Year Warranty Included
  3. DCCS DC Current Shunt Series
    • Allows for high current calibration, up to 60 A
    • Resistances ranges from 100 µΩ - 1 kΩ
    • High accuracy 0.02%
    • Suitable for direct current & audio frequencies
    • Oil-filled design ensures great long term stability <0.01% over many years
  4. SRR Series High Accuracy Standard Resistor
    • High accuracy four-terminal standard resistors
    • Resistance Value of: 0.0001 Ω, 0.001 Ω, 0.01 Ω, 0.1 Ω
  5. SRAC Standard Resistors Designed for Use At AC
    • Precision AC/DC Resistance Standards Designed for Use Up to 10 kHz
    • Available for Values from 1 mΩ - 10 MΩ, Contact IET for Custom Values
    • Very stable <20 ppm/year for most values at AC and DC
    • Calibrated at dc and 1 kHz
  6. HARS-LX Series Decade Resistance Substituter Lab Standard
    • High accuracy - as good as 20 ppm
    • High stability - as good as 5 ppm/yr
    • Over 55 models available with resistance from 1 mΩ to 121.1 MΩ
    • Resolution as good 1 mΩ with a fixed decade or 20 μΩ with a rheostat.
  7. esi SR1010 Resistance Transfer Standard
    • Resistance Transfer Standards available in the following values 1 Ω, 10 Ω, 100 Ω, 1 kΩ, 10 kΩ, 100 kΩ
    • Initial Accuracy... ± 20PPM of nominal value matched within 10PPM
    • Transfer Accuracy... ± (1PPM + 0.1uΩ at parallel value) for 100:1
    • Transfer Accuracy... ± (1PPM + 1uΩ at series parallel value) for 10:1
    • Long Term Accuracy... ± 50PPM of nominal value
    • Calibration Accuracy... ± 10PPM
  8. esi SR1030 Series Oil Immersed Transfer Standard
    • Resistance Values of 1 Ω - 100 kΩ
    • Initial Accuracy... ± 20 PPM of nominal value matched within 10 PPM
    • Transfer Accuracy... ± (1 PPM + 0.1uΩ at parallel value) for 100:1
    • Long Term Accuracy... ± 50 PPM of nominal value
    • Calibration Accuracy... ± 10 PPM
  9. esi SR1 Calibration Resistor
    • New Design, with improved specifications
    • Versatile working calibration resistor
    • Laboratory standard of high accuracy and stability
    • Adjusted to within 20 ppm of nominal
    • 50 ppm long-term accuracy for most values

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