Battery Performance Testing

Introduction                              

Battery Internal Resistance Tester, also known as the Universal Charging Battery Internal Resistance Tester, is a measuring instrument used to measure the internal resistance, voltage, and temperature of lead-acid batteries, lithium batteries, and other charging batteries to determine the health status of the battery. It can also be used to measure electrolytic capacitors.ESRParameter Gauge (for reference only). This gauge utilizes AC4Terminal testing method measures battery internal resistance, which can be unaffected by test wires, terminals, and battery electrodes.Extreme.Between contact resistance affects the accuracy of the measured value. It also features data storage, data retrieval, alarm, and automatic shutdown functions. Complete unitHigh.Please provide the Chinese content you would like translated into American English.Aesthetically pleasing, with a wide range and high resolution, easy to operate, portable, and highly accurate, reliable, and stable in performance, with strong anti-interference capability. An indispensable instrument for battery production, battery installation, equipment manufacturing, and equipment maintenance.

The battery resistance tester is controlled by a microprocessor, internally16Please provide the Chinese content to be translated.ADCCan accurately detect battery resistance, voltage, and temperature. Its features include not stoppingUPSMeasurements are conducted under system operation, utilizing AC low-resistance measurement and noise reduction technology, without halting the normal operation of the device under test, allowing measurements to be taken during operation.Extreme.Significant time reduction in testing. Equipped with data storage, bar chart display, data transfer to computers, smartphones, tablets, and other smart devices, and wireless measurement and data review via Bluetooth connection.

1No content provided for translation.4Principle of Terminal Testing Method

There is a flow frequency between the positive and negative electrodes of the battery.1KHzNo Chinese content provided.ACElectric CurrentIMeasure the alternating voltage difference between the positive and negative poles of the battery.V, and according to the formulaR=V/ICalculate the internal resistance of the battery; ensure measurement accuracy with two current poles (S)、Two Voltage PolesPBattery poles should be contacted independently to ensure accurate measurement values,不受cable resistance or contact resistance.

2Voltage Measurement Principle

Sample resistor voltage division, noise filtered after that.ADCThe measured values were obtained after sampling, programmatic calculation, and correction.

3Principle of Temperature Measurement

Please provide the Chinese content you would like translated into American English.NTCTemperature Sensor &RxComposed pressure network.RxIt is a constant, butNTCTemperature-sensitive resistance value changes, measured through partial voltage voltage introductionNTCThe temperature transformation formula yields the actual temperature value.