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Technical specifications:
1. Screen: 4.3-inch color LCD with high brightness and ultra-clear display: display pixels: 480*272.
2. Display range: four digits display the resistance value.
3. Test parameters: insulation resistance and micro current;
4. Range: Seven-gear range, manual or automatic mode.
5. Basic accuracy: 10k-10t (I > 10na 2% I < 10na 5% I < 10na 10%)
6. Measuring range of insulation resistance: CH2683A: 10kΩ ~ 10T Ω; The resolution is 0.1× 10kΩ ~ 0.1× 10TΩ.CH2683B: 10KΩ ~ 5TΩ ; The resolution is 0.1× 10kΩ ~ 0.1× 10TΩ.Resistivity: 1.0× 10k ~ 1.0× 10TΩ-m, resolution: 0.1× 1000 ~ 0.1× 10TΩ-m.
7. Test voltage range: 0.5V~1000V
8. Test speed: fast: 12 times per second; Slow speed: 5 times/second.
9. Test terminal: 3-terminal shield and external shield ground terminal.
model | measuring range | Basic accuracy | test voltage | Test parameters | foot switch | USB | RS-232 | Handler | U disk interface | Comparison function |
CH2683A | 1*10kΩ-1*10TΩ | 3%-10% | 0.5V-1000V | Insulation resistance micro-current | select to breed | √ | √ | √ | √ | √ |
CH2683B | 1*10kΩ-5TΩ | 3% -10% | 0.5V-500V | Insulation resistance micro-current | select to breed | √ | √ | √ | √ | √ |