High-precision measurement of battery internal resistance and voltage.
| Equipment name | High Precision Battery Internal Resistance Instrument |
|---|---|
| Measure the project | Internal resistance / Voltage / Reactance / Impedance / Impedance phase angle |
| Measurement method | AC 4-terminal method (1kHz±0.02Hz) |
| Rated voltage | |
| Rated input voltage | DC±60V |
| Maximum rated voltage to the ground | DC±70V |
| Input impedance | About 200 kΩ |
| Sample rate | 1~50PLC（50Hz, 1PLC=20ms; 60Hz,1PLC=16.67ms） |
| Trigger source | Internal / External |
| Trigger delay | Delay time: 0~9.999s |
| Mean filter | 1~16 times |
| Computational function | Total data, valid data number, maximum, minimum, mean, standard deviation, main standard deviation, Cp, CpK (engineering capability index) |
| Peripheral interface | 100M Ethernet、RS-232C 、USB |
| Outside I/O | 2 input (for triggering input), 4 output (for battery sorting) |
| Measurement value storage function | 1,000,000 groups |
| Parameter read and save | The 1,000 sets of comparator settings |
| Other functions | Excessive range display, Measurement anomaly detection, Self-calibration, Lock key |
