ET35 Series Digital Bridges（LCR）Operating Instructions
Hangzhou Zhongchuang Electron Co., Ltd.
96
5. Repeat step 4 until the test on all points is completed;
6. Compare to see if the actual accuracy meets the requirement.
Resistance accuracy measurement
Test point: 10Ω, 100Ω, 1kΩ, 10kΩ, 100kΩ
Measuring frequency: 1kHz
1. Mount the test fixture on the output port of ET35;
2. Conduct the open circuit and short circuit corrections before the measurement;
3. Operating ET35: the level is 1V, internal bias, the bias voltage is 0V, internal trigger,
slow speed, automatic range, and the function Rs-Xs;
4. According to the requirements for test point, connect the corresponding resistor;
5. Adjust the frequency and measure the data recorded;
6. Repeat step 4 and 5 until the test is completed;
7. Compare to see if the actual accuracy meets the requirement.
Capacitance accuracy measurement
Test point: 100pF, 1000pF, 0.01μF, 0.1μF, 1μF
Test frequency: 100Hz, 1kHz, 10kHz, 100kHz
1. Mount the test fixture on the output port of ET35;
2. Conduct the open circuit and short circuit corrections before the measurement;
3. Operating ET35: the frequency is 1kHz, the level 1V, internal bias, the bias voltage is 0V,
internal trigger, slow speed, automatic range, and the function Cp-D;
4. According to the requirements for test point, connect the corresponding capacitor;
5. Adjust the frequency and measure the data recorded;
6. Repeat step 4 and 5 until the test is completed;
7. Compare to see if the actual accuracy meets the requirement.
Inductance measurement accuracy
Test point: 0.1mH, 1mH, 0.01H, 0.1H, 1H
Test frequency: 100Hz, 1kHz, 10kHz, 100kHz
1. Mount the test fixture on the output port of ET35;
2. Conduct the open circuit and short circuit corrections before the measurement;
3. Operating ET35: the frequency is 1kHz, the level 1V, internal bias, the bias voltage is 0V,
internal trigger, slow speed, automatic range, and the function Ls-Q;
4. According to the requirements for test point, connect the corresponding inductor;
5. Adjust the frequency and measure the data recorded;
6. Repeat step 4 and 5 until the test is completed;
7. Compare to see if the actual accuracy meets the requirement.
Summary of Contents for ET3501
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