Resistance Standards

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  1. PRS-370 Self-Adjusting Programmable Resistance Box & RTD Simulator
    • Resistance range: 0.1 Ω to 20 MΩ with a Resolution of 1 μΩ or 6 digits
    • Precision lab grade Resistor Standard with accuracy <10 ppm when used in DMM mode or <70 ppm accuracy in source mode.
    • Manual or Programmable decade resistor with IEEE interface and Labview drivers
    • No long term maintenance or calibration cost -with an 5 year warranty
    • Designed for customers who own an 8.5 digit DMM (Fluke 8508A or Keysight 3458)
    • The most revolutionary decade resistor ever!
  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. esi SR1050 Series 1M & 10 M Resistance Transfer Standard
    • Resistance Values 1 MΩ & 10 MΩ
    • Initial Accuracy... ± 25 or 30 ppm of nominal value matched within 10 ppm
    • Transfer Accuracy... ± 2 ppm (Typical Short-term Repeatability)
    • Calibration Accuracy... ± 10 or 15 ppm

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