Precision RESISTANCE Decade Boxes

9340-4T Precision 4-Wire Ultra Low Value RTD Simulators and DC Resistance Standards

  • Resistance Ranges include Decades from 1 µΩ to 10 kΩ
  • Excellent for milli-Ohm and micro-Ohm Applications and Instruments
  • True 4-Wire Terminal Design
  • Accuracy Better than  ± 0.01 %

9340 Precision DC Resistance Standards

  • Widest Available Resistance Range From 10 mΩ to 10 TΩ
  • Lowest Available Temperature Coefficients (As low as 5 ppm/°C down to 0.01 Ω)
  • Lowest Available Power Coefficients
  • 12 Month Stabilities as Low as < 10 ppm (Near Standard Resistor Performance)
  • Highest Current Handling Capabilities of Any Decade Standard (7 Amps)

GENRAD 1433 SERIES DECADE RESISTOR

  • Precision accuracy of 0.01%
  • Resistance range from 1 mΩ to 111.11111111 MΩ
  • 36 models available, 3 to 11 dials
  • Long life switches with silver-alloy contacts

HARS SERIES RESISTANCE DECADE BOX

  • Resistance from 1 mΩ to 111 MΩ
  • Available in double-power version: HARS-X2
  • Wide choice: single through 11 decade units
  • High accuracy – 0.01% (100 ppm) or 0.1% depending on model

HRRS-5 KV & 10 KV SERIES -
HIGH RESISTANCE DECADE BOX

  • Choose from units with a max. resistance of 1 GΩ, 10 GΩ, 10 GΩ, 1TΩ or 11 TΩ
  • Units use the most stable and accurate resistors and custom high voltage switches
  • Maximum Voltages of 5000 V or 10,000 V. For 2000 V, consider the standard HRRS Series
  • Used for calibration of Meggers and sourcing out precision high resistance.

RTD SERIES - PRECISION RTD SIMULATOR

  • Highest accuracy, highest stability, lowest TC of any RTD Simulator available
  • Accuracy for Z Series: 0.005% (0.012 ºC for PT 100)
  • Resolution: 1 mΩ (0.0025 ºC for PT 100)
  • Stability 0.0002% for 24 hours; 0.001% for 12 months

OS-260 & OS-270 RESISTANCE
DECADE BOXES / RTD SIMULATOR

  • The revolutionary ohmSOURCE microprocessor controlled resistor is like nothing you have ever seen before!
  • US Patent 6487456
  • Two cost-effective models available
  • Accuracy’s as tight as 0.01%, with resolution as good as 0.01Ω
  • Engineered as an ideal RTD calibrator

PRS-330/370 World's Most Precise Programmable Resistance Box & RTD Simulator

  • Resistance range: 0.1 Ω to 20 MΩ with a Resolution of 1 μΩ  or 6 digits
  • Lab grade accuracy (70 ppm + 1 mΩ): 1.5 times better than conventual manual decade resistors
  • Large color touchscreen, soft keys and intuitive interface promotes little to no training