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Description
|
Function |
Battery internal resistance measurement, battery voltage measurement, temperature measurement |
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Accuracy guaranteed temperature and humidity |
23℃±5℃, Below 75%rh |
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Power supply |
DC 3.7V lithium battery |
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Resistance resolution |
1 u Ω |
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Voltage resolution |
1 mV |
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Temperature resolution |
0.1℃ |
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Measuring range |
Internal resistance measurement:0.000mΩ~3.100 Ω （4 ranges configuration） |
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Voltage measurement: 0.000V~±120.00V ( 2range configuration) |
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Temperature measurement: -10.0℃~60.0℃ (single range configuration） |
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Maximum input voltage |
DC 70V (between + measurement terminal and – measurement terminal), no AC input |
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Measurement method |
Internal resistance measurement: 1KHz AC 4-terminal test method, open-circuit terminal voltage 3V max Measuring current: 2.0mA~200mA (different measuring currents in different ranges) Temperature measurement: NTC temperature sensor (10KΩ at 26°C) A/D conversion method: successive approximation type Display update frequency: 5 times/second |
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Response time |
200ms |
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Measure time |
About 2 seconds |
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LCD Size |
70.1mm×52.6mm /3.5 inches (320*240 resolution 16-bit true color screen) |
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Instrument size |
190mm×121mm×51mm |
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USB interface |
With a USB interface, the stored data can be uploaded to the computer, saved and printed |
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Bluetooth connection |
Yes |
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Hold and store function |
Manual retention and storage, automatic retention and storage |
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Measurement judgment function |
Pre-set PASS, WARNING, FAIL judgment thresholds |
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Battery voltage |
The battery level is displayed in 5 bars, reminding to charge in time when the battery voltage is low |
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Automatic shut-down |
No operation when power on, it will power off automatically after about 15 minutes (can be turned off in the settings) |
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Power consumption |
300mA MIN / 500mA MAX |
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Weight |
Meter：480g (With battery) |
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Working temperature and humidity |
-10℃～40℃；below 80%RH |
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Storage temperature and humidity |
-20℃～60℃；below 70%RH |
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Insulation resistance |
Above 20MΩ (500V between circuit and case) |
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Withstand voltage |
AC 3700V/RMS (between circuit and case) |
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External magnetic field |
＜40A/m |
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External electric field |
＜1V/m |
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Suitable for safety regulations |
IEC 61010 |
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