Model:ET4401 Testing frequency:10 Points(100、120、200、400、800、1K、2K、4K、8K、10K) Display screen:3.5” TFT LCD screen Number of display digits: Principal parameter: 5 digit Secondary parameter: 5 digit Measured parameter:Principal parameter: L/C/R/Z Secondary parameter: X/D/Q/θ/ESR Measurement range:L:0.001µH~9999H C:0.001pF~99.999mF R:0.0001Ω~99.99MΩ Basic accuracy:0.2% Measuring display speed:2 time/s (slow), 4 times/s (medium), 8 time/s (fast) Internal bias:0-1500mV adjustable, at a step of 1mV Testing level:Six fixed level(0.1V、0.3V、0.6V、1V、1.5V、2V) Signal source output impedance:30Ω、100Ω Calibration function:Open circuit calibration, short circuit calibration Screening function:The limit range of screening can be set to -50%~+50%, and the fixed points are 1%, 5%, 10% and 20%. Comparator:5 groups sorting,3 groups of qualified setting, one group of unqualified setting, one group of auxiliary setting Interfaces:standard: RS232(or 485), USB Device, Handler ;optional :GPIB,USB Host Others:Support dc resistance (DCR), electrolytic capacitor measurement model,Adjustment of backlight brightness, Chinese and English are optional
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