Inligent precision loop resistance tester, contact resistance tester 
Warburg smart card-precision loop resistance tester, contact resistance tester is the Warburg Institute of Electrical and Chinese power in the HB-HL-ho on the basis of test procedures in accordance with the national electricity combined with field experience with the development and production of inligent contact resistance loop resistance tester . 
HB-HL +, 186 + 5322 + 5978  
1, for testing low voltage switch contact resistance of the main contacts. 
2, suitable for testing high voltage cable lines DC resistance. 
3, for testing without any sense of ultra-low resistance electrical resistance values 
4, the output current: 100A 50A selectable range 1-39999.9μΩ, 100A range 1-19999.9μΩ two tranches 
5, the output current: 200A selectable range of 50A above, 100A above range, 150A range 1-12999.9μΩ, 
??? 200A range 1-9999.9μΩ fourth gear 
6, the test range: 0 ~ 50mΩ resolution: 0.1μΩ test accuracy: 0.2 
7, all microcomputer programmable automatic test process implementation, with text prompts and a good man-machine interface, high-precision, single-button operation, simple 
8. The instrument can measure the data uploaded to a computer for test personnel to the measured data for further analysis and processing 
All microcomputer programmable automatic test process implementation, with text prompts and a good man-machine interface, high-precision, single-button operation, simple 
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