RESISTANCE mEASUREMENT bRIDGES

6640Q

Quantum Hall Resistance (QHR) BRIDGE 6640Q

  • Best Accuracy: ± 0.015 ppm of Reading at QHR currents of            30 µA – 100 µA with Interchange
  • Fasted Measurement Speed of 2 Seconds
  • Change All Key parameters “On-the-Fly” While the Measurement is Running
  • Linearity: ± 0.005 ppm of Full ScaleResolution: ± 0.0001 ppm 
  • New Built-in Windows 10 Computer and Touch Screen Display Providing Complete Measurement Results and Graphs
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Guildline Instruments Model 6622A Series Direct Current Comparator Resistance Bridges

Direct Current Comparator Resistance
Bridges Series 6622A

  • Widest Available Range from 1 mΩ ~1 GΩ
  • Best Accuracy: ± 0.015 ppm of Reading
  • Modular Design, Expandable Capabilities, Complete Investment Protection
  • Wide Range of Ratios: 0.1:1 ~ 100:1
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Guildline Instruments Resistance and Current Measurement Systems 6625A

Resistance and Current
Measurement Systems 6625A

  • Complete Turn-Key System – Fully Integrated, Wired, Tested and Ready-to-Use
  • Widest Available Resistance Range from 1 μΩ ~1 GΩ with Internal Voltages to 1 kVdc
  • Precision Current Sources / Range Extension from 3 A to 10,000 A with Built-In Precision Current Source and Electronic Switching
  • Wide Range of Ratios: 0.1:1 ~ 100:1, and Up to 2,000,000:1 and More with Range Extension
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Guildline Instruments High Resistance Measurement Bridge/Meter 6540/6530
Guildline Instruments High Resistance Measurement Bridge 6540 Front
Guildline Instruments High Resistance Measurement Bridge 6540 Back

High Resistance Measurement
Bridge/Meter 6540/6530

  • Bridge and Direct Measurement Modes of Operation
  • Resistance Range 100 kΩ to 20 PΩ
  • “True Ratio” Provides Multi‐Ratios from 1:1 up to 100:1
  • Test Voltages 1 to 1000 V
VIEW 6530
VIEW 6540
6535 1

High Resistance and Low Current
Measurement Systems 6535

  • Standard Base Resistance Measurement from 1MΩ to 100 TΩ
  • eXpanded Resistance Measurement Range from 100 kΩ to 20 PΩ
  • eXpanded Performance (and Range) @ 8 ppm for 1 MΩ to 1 GΩ     & < 50 ppm for 10 GΩ to 1 TΩ
  • Highly Controlled Temperature Environment Ensures Reliable Measurements
  • Multi-Ratios up to 1000:1 in Bridge Mode
  • Test Voltages from 1 to 1000 Volts
  • Optional Current Mode to measure currents from 10-2 to 10-13 A
  • Scanner Capabilities to 1000V and 64 Channels
  • Automated procedures for Calibrating High Resistance Decade Boxes
  • Surface and Volume Resistivity Measurements with optional Test Fixtures
  • Simple Artifact Verification Procedure Ensures the 6535 Remains within Specification
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Guildline Instruments High Current Range Extenders / Sources 6623A

High Current Range Extenders / Sources 6623A

  • Unique Guildline PATENTED Design
  • Dual Design – Extender and Precision DC Source
  • Includes Built-in Precision Current Source with Electronic Polarity Switching
  • Output Current Stability Typically < 10 ppm for 1000 A and Higher – Best in the World!
  • Advanced Modular Design, Over 64 Expandable Outputs in 150 A Increments to 10,000 A, Investment Protection
  • Measures Resistances Down to 0.1 μΩ
  • Automatic Control from 6622A Series Bridge
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Guildline Instruments 6564 High Resistance Measurement Scanners
Guildline Instruments 6664C Low Thermal Quad Resistance Measurement Scanners

Resistance Measurement Scanners
Model 6664C/6564

  • 8/16-channel input & 2-channel output
  • Gold flashed tellurium copper terminals
  • Thermoelectric Potentials: <20 nV
  • Up to 1000 volts
VIEW 6564
VIEW 6664C


Resistance Measurement METERS

IET Labs LOM-510A MICRO-OHMMETER

LOM-510A MICRO-OHMMETER

  • 1 μΩ resolution, 4½ digits
  • Range: 1 μΩ – 200 Ω
  • 0.02% basic accuracy
  • Costs around 50% less then its peer instruments
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GENRAD IET Labs 1864-9700 MEGOHMMETER

GENRAD 1864-9700 MEGOHMMETER

  • 200 Test voltages from 10 V to 1090 Vdc
  • Rugged and portable analog megohmmeter
  • Up to 3% accuracy
  • 50 kΩ to 200 TΩ measurement range
  • Reliable high quality instrument designed to last up to 30 years
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1888 2 Datasheet

1888 MEGOHMMETER/
HIGH RESISTANCE METER

  • Measurements from 1 kΩ to 1000 TΩ, with auto ranging
  • 0.3% measurement accuracy
  • Large color touchscreen and intuitive graphical user interface 
  • Programmable test voltage from 1 to 1000 Vdc
  • Automatic test lead zeroing to eliminate connection errors
  • Standard  GPIB, Ethernet and USB interfaces
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