Guildline Instruments - Released

GUILDLINE INSTRUMENTS 6640Q QUANTUM HALL RESISTANCE (QHR) BRIDGE has been completely redesigned to provide better uncertainties and more operational capability.


Guildline Instruments GL 1050 Series of Resistance Transfer Standards are designed as very high stability calibration laboratory transfer standards for customers looking to replace the old ESI SR1050 Series.

GUILDLINE INSTRUMENTS GL 1010 SERIES of Resistance Transfer Standards are very stable and low uncertainty calibration laboratory standards for customers looking to replace the old ESI 1010 series.

GUILDLINE’S NEW 6640T SERIES OF TEMPERATURE BRIDGES are redesigned to provide better uncertainties, faster measurement rates and more operational capability.

Guildline Instruments 5600 Baths are precision fluid/oil baths providing uniform temperature over a -5°C to 55°C range. These Fluid Baths are designed for both metrology and oceanography and are used with oil, water, salt water, or other liquids.

Guildline Instruments 7330 Series of Oil Based Resistance Standards are designed for high accuracy resistance calibration in oil (Fluid Baths) or in air.

Guildline Instruments 9340-4T Series of precision RTD Simulators and DC Resistance Standards are a complete family of easy to use low to ultra-low, 4 Wire resistance standards offering the best combination of accuracy and resistance range that is commercially available.  

Guildline's NEW 3210 Series of Thermometry Auto-Switch with Pre-Heat automates temperature measurements including fixed points and thermometer calibrations.   Up to eight PRTs or other temperature devices can be connected with individually programmable DC currents from 20 µA to 150 mA.

Guildline Instruments NEW 7223CT-2S Series of Precision AC Current Transformers provides very accurate AC current measurements at high current and for high voltages. The 7223CT-2S is part of the 7223CT Series which are Commercially Available High Precision, Low and High Voltage, AC Current Instruments Capable of Measurement Accuracy <5 part-per-million (ppm) – Accuracies No Other Manufacturer Provides!

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