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Four probe resistance tester

The instrument consists of a test bench, four probe heads, a computer, and software.
The four-probe resistance tester has a conventional resistance range for measuring the conductivity, resistivity, sheet resistance, film thickness and other parameters of materials such as sheets, films, blocks, rods, etc., such as conductive films on glass or ceramics (ITO) Thickness or square resistance, resistivity of silicon wafers and semiconductors, conductivity of sheet metal, conductive rubber and antistatic materials, etc. There are also resistance testers with different combinations such as high resistance range, double electric measurement method, and thickness sensor. Suitable styles can be selected according to needs. The advantage of the four-probe measurement method is that it eliminates the influence of the contact resistance between the probe and the sample.
Thickness parameters include the resistivity of known materials and the thickness of conductive film calculated by square resistance, which is suitable for testing pure materials. The thickness of the film material can also be measured directly through the thickness sensor with sub-micron accuracy while measuring the resistance, ensuring that the thickness and resistance are measured at the same position of the sample, which is especially suitable for the measurement of uneven film and sheet materials. At the same time, the semi-automatic thickness measurement and recording avoids human error, can obtain higher accuracy, and also meets the development direction of laboratory intelligence and data. This feature is the first in China.
It is a multi-purpose comprehensive measuring instrument that uses straight or square four-point probes to test resistivity/square resistance according to the improved van der Pauw measurement method, in line with GB/T 1551-2009 "silicon single crystal resistivity measurement method", and reference American ASTM standards. It can measure the resistivity, square resistance and corresponding ambient temperature of the material, as well as the contact resistance of the components.

  • Four-probe resistance tester series function configuration comparison table
name Conventional resistance 30MΩ High resistance
1200MΩ
Double electric test Thickness measurement Calculated thickness Temperature measurement pressure Foot switch
Four probe resistance tester          
Four probe high resistance tester          
Four probe double electric resistance tester      
Four-probe double electric resistance tester      
Four probe double electric thickness resistance tester    
Four probe double electric thickness high resistance tester   Optional
Four-probe square resistance tester       Optional
Four probe high resistance tester FTZ-45
  • Machine parameters
Resistance measurement range 0.1µΩ~1200MΩ
Resistance test accuracy 0.02%FS
Minimum resolution of resistance 0.01µΩ
Probe pressure 20~300g
Temperature measurement range -10~100℃
power 20W
Test platform size 385mm (length) *249mm (width) *102mm (height)
  • Features

SMD components are manufactured, and the test platform is made of highly wear-resistant and highly insulating materials, which are stable and reliable, with higher precision, and a large resistance range

  • Machine scope

Optional different probes, can test a variety of materials, high wear-resistant tungsten carbide probe probes can test the resistivity/square resistance of hard materials such as silicon semiconductors, metals, conductive plastics, etc.; spherical gold-plated copper alloy probes can be Measure the resistivity/square resistance of conductive films (ITO films) or nano-coatings on flexible materials such as conductive films, metal coatings or films, ceramics or glass substrates, etc. It can also be used to measure the body resistance of resistors, low and median resistances of metal conductors, and switch-type contact resistances by changing to different test fixtures.

Four probe double electric resistance tester FTZ-42S
  • Machine parameters
Resistance measurement range 0.1µΩ~30MΩ
Resistance test accuracy 0.05%FS
Minimum resolution of resistance 0.01µΩ
Probe pressure 20~300g
Temperature measurement range 0~100℃
power 20W
Test platform size 385mm (length) *249mm (width) *102mm (height)
  • Features

Four-probe double electric resistance tester FTZ-45S

  • Machine scope

Optional different probes, can test a variety of materials, high wear-resistant tungsten carbide probe probes can test the resistivity/square resistance of hard materials such as silicon semiconductors, metals, conductive plastics, etc.; spherical gold-plated copper alloy probes can be Measure the resistivity/square resistance of conductive films (ITO films) or nano-coatings on flexible materials such as conductive films, metal coatings or films, ceramics or glass substrates, etc. It can also be used to measure the body resistance of resistors, low and median resistances of metal conductors, and switch-type contact resistances by changing to different test fixtures.

Four-probe double electric resistance tester FTZ-45S
  • Machine parameters
Resistance measurement range 0.1µΩ~1200MΩ
Resistance test accuracy 0.02%FS
Minimum resolution of resistance 0.01µΩ
Probe pressure 20~300g
Temperature measurement range -10~100℃
power 20W
Test platform size 385mm (length) *249mm (width) *102mm (height)
  • Features

In addition to the basic features, it has a dual electrical measurement function, which eliminates the error caused by the inaccurate distance between the sample edge and the probe. The measurement range is large, and the test range is wider. It is especially suitable for use in units with large resistance ranges such as testing institutions and research institutes.

  • Machine scope

Optional different probes, can test a variety of materials, high wear-resistant tungsten carbide probe probes can test the resistivity/square resistance of hard materials such as silicon semiconductors, metals, conductive plastics, etc.; spherical gold-plated copper alloy probes can be Measure the resistivity/square resistance of conductive films (ITO films) or nano-coatings on flexible materials such as conductive films, metal coatings or films, ceramics or glass substrates, etc. It can also be used to measure the body resistance of resistors, low and median resistances of metal conductors, and switch-type contact resistances by changing to different test fixtures.

Four probe double electric thickness resistance tester FTZ-42ST
  • Machine parameters
Resistance measurement range 0.1µΩ~30MΩ
Resistance test accuracy 0.05%FS
Minimum resolution of resistance 0.01µΩ
Probe pressure 20~300g
Temperature measurement range 0~100℃
power 20W
Thickness measurement range 0~10mm
Precision 1µm
Thickness resolution 0.01µm
size 385mm (length) *249mm (width) *102mm (height)
  • Features

In addition to high accuracy, stability and reliability, the dual electrical measurement function eliminates the error caused by the distance between the sample and the probe. At the same time, the thickness of the sample can be measured while the resistance is measured, avoiding manual input errors, and ensuring that the thickness and resistance are taken at the same position of the sample. Value to avoid test errors caused by uneven sample thickness.

  • Machine scope

Optional different probes, can test a variety of materials, high wear-resistant tungsten carbide probe probes can test the resistivity/square resistance of hard materials such as silicon semiconductors, metals, conductive plastics, etc.; spherical gold-plated copper alloy probes can be Measure the resistivity/square resistance of conductive films (ITO films) or nano-coatings on flexible materials such as conductive films, metal coatings or films, ceramics or glass substrates, etc. It can also be used to measure the body resistance of resistors, low and median resistances of metal conductors, and switch-type contact resistances by changing to different test fixtures.

FTZ-45ST four-probe double electric thickness and high resistance tester
  • Machine parameters
Resistance measurement range 0.1µΩ~1200MΩ
Resistance test accuracy 0.02%FS
Minimum resolution of resistance 0.01µΩ
Probe pressure 20~300g
Temperature measurement range -10~100℃
power 20W
size 385mm (length) *249mm (width) *102mm (height)
  • Features

In addition to high accuracy, stability and reliability, the dual electrical measurement function eliminates the error caused by the distance between the sample and the probe. At the same time, the thickness of the sample can be measured while the resistance is measured, avoiding manual input errors, and ensuring that the thickness and resistance are taken at the same position of the sample. Value to avoid test errors caused by uneven sample thickness.

  • Machine scope

Optional different probes, can test a variety of materials, high wear-resistant tungsten carbide probe probes can test the resistivity/square resistance of hard materials such as silicon semiconductors, metals, conductive plastics, etc.; spherical gold-plated copper alloy probes can be Measure the resistivity/square resistance of conductive films (ITO films) or nano-coatings on flexible materials such as conductive films, metal coatings or films, ceramics or glass substrates, etc. It can also be used to measure the body resistance of resistors, low and median resistances of metal conductors, and switch-type contact resistances by changing to different test fixtures.