GAOTek Conductivity and Resistivity Tester

GAOTek Conductivity and Resistivity Tester is the first-generation of digital conductivity meter designed with eddy phase.




GAOTek Conductivity and Resistivity Tester is the first-generation of digital conductivity meter designed with eddy phase. These products may be used for distinguishing, grading, and state detecting for non-ferromagnetic metals. These are commonly used in industries of machinery, electric power, aviation, aerospace, nuke, military, etc.  



  • Aesthetically pleasing, portable, user-friendly design  
  • Large screen displaying multiple parameters simultaneously  
  • Backlit display for easy reading in low-light conditions  
  • Convenient temperature coefficient setting and auto-calibration  
  • Precise measurement with lift-off and temperature compensation  
  • Interchangeable probes for user flexibility  
  • Built-in memory for extensive data storage  
  • Multiple measuring units and language options  
  • Easily switch to resistivity values on the interface  


Technical Specifications 

Working Frequency   60 KHz, sine wave  
Measurement Range for Conductivity   7.76%IACS to 112%IACS, or 4.5 MS/m to 65 MS/m, or resistivity 0.01538 to 0.22222 Ω•mm²/m  
Resolving Power   0.01% IACS (when < 51%IACS); 0.1% IACS (51% IACS to 112% IACS)  
Measuring Precision   ±0.5% reading  
Lift-off Effect   Probe compensation 0.019 in (0.5 mm)  
Temperature Measurement   32 °F (0 °C) to + 122 °F (50 °C) (precision 0.9 °F (0.5 °C))  
Auto Compensation Function   Measured result of conductivity, adjusting to value at temp. 68 °F 20 °C (20 °C) automatically; Manual input temperature compensation mode  
Probes   Probe diameter ¢14mm, working frequency 60KHz. The probe is made of imported material, wear-resistant and high-temperature resistant, and can be replaced intelligently.  
Normal Working Environment   Temperature: 32 °F (0 °C) to + 122 °F (50 °C); Relative humidity: 0% to 95%  
Display   Liquid crystal big screen, backlight designed, multiple items of important parameters displayed simultaneously  
Power Supply   Equipped with a lithium-ion battery of 2200 mA/h  
Reading Memory   Storage for 16000 groups of measured data files  
Communication with PC Machine   RS 232 interface  
Shell of Instrument   Engineering plastic, high impact-resistance, waterproof shell  
Package and Protection   High impact-resistance, waterproof, portable box made of aluminum alloy; inside includes instrument, probes, communication cable, operation manual, conductivity blocks, recharger, instrument stand, U-disk (or optical disk)  
Accessories   2 pieces of standard conductivity blocks (Additional blocks available for purchase)  
Dimensions of Host Machine   8.66 in x 3.74 in x 2.17 in (220 mm x 95 mm x 55 mm)  
Weight of Host Machine   0.5 lb (226.8 g) (including batteries)  


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