Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
| model number | 3000VHigh Voltage High Resistance Meter | 1500VHigh Voltage High Resistance Meter |
| TH2695 | TH2695A | |
| Measurement Resolution | 6½ bits | 6½ bits |
| Current Measurement | 0.01fA - 20mA | 0.01fA - 20mA |
| Minimum range | 2pA | 2pA |
| Resistance Measurement | Maximum 3EΩ | Maximum 1.5EΩ |
| Voltage measurement | 150μV - 3000V | 80μV - 1500V |
| temperature measurement | √ | √ |
| Humidity measurement | √ | √ |
| voltage source | ±3,000 V | ±1,500 V |
| minimum resolution | 2mV | 1mV |
Current measurement accuracy:
| range (of scales or measuring equipment) | Display resolution | Accuracy ± (% + deviation) |
| 2pA | 1aA | 1%+5fA |
| 20pA | 10aA | 0.5%+3fA |
| 200pA | 100aA | 0.5%+5fA |
| 2nA | 1fA | 0.2%+50fA |
| 20nA | 10fA | 0.2%+3pA |
| 200nA | 100fA | 0.2%+5pA |
| 2μA | 1pA | 0.1%+50pA |
| 20μA | 10pA | 0.05%+500pA |
| 200μA | 100pA | 0.05%+5nA |
| 2mA | 1nA | 0.05%+50nA |
| 20mA | 10nA | 0.05%+500nA |
Resistance measurement accuracy:
| range (of scales or measuring equipment) | Display resolution | voltage source | Current range | Accuracy ± (% + deviation) |
| 1MΩ | 1Ω | 20V | 200μA | 0.135%+1Ω |
| 10MΩ | 10Ω | 20V | 20μA | 0.135%+10Ω |
| 100MΩ | 100Ω | 20V | 2μA | 0.185%+100Ω |
| 1GΩ | 1kΩ | 20V | 200nA | 0.285%+1kΩ |
| 10GΩ | 10kΩ | 20V | 20nA | 0.41%+10kΩ |
| 100GΩ | 100kΩ | 20V | 2nA | 0.41%+100kΩ |
| 1TΩ | 1MΩ | 200V | 2nA | 0.45%+1MΩ |
| 10TΩ | 10MΩ | 200V | 200pA | 0.75%+10MΩ |
| 100TΩ | 100MΩ | 200V | 20pA | 2.6%+100MΩ |
Note: 1. This indicator is only for auto-range mode
TH2695 voltage measurement accuracy:
| range (of scales or measuring equipment) | Display resolution | Accuracy ± (% + deviation) |
| 300V | 15μV | 0.05%+600μV |
| 3000V | 150μV | 0.05%+6mV |
TH2695A voltage measurement accuracy:
| range (of scales or measuring equipment) | Display resolution | Accuracy ± (% + deviation) |
| 150V | 8μV | 0.05%+300μV |
| 1500V | 80μV | 0.05%+3mV |
TH2695 voltage source accuracy:
| Power supply range | Display resolution | Accuracy ± (% + deviation) | Maximum Output Current |
| 40V | 2mV | 0.05%+4mV | ±20mA |
| 400V | 20mV | 0.05%+40mV | ±10mA |
| 3000V | 100mV | 0.05%+300mV | ±10mA |
TH2695A voltage source accuracy:
| Power supply range | Display resolution | Accuracy ± (% + deviation) | Maximum Output Current |
| 20V | 700μV | 0.05%+2mV | ±20mA |
| 200V | 7mV | 0.05%+20mV | ±10mA |
| 1500V | 50mV | 0.05%+150mV | ±10mA |
- 0.01fA(10-17A) Minimum current resolution, 2pA to 20mA current range, 6.5 bit resolution
- Test resistance up to 3EΩ (3 x 10)18Ω) and 1.5EΩ for the TH2695A
- 3000V voltage measurement range with 6.5 bit resolution
- Independent current and voltage measurement
- Built-in ±3000V voltage source, maximum current output capability of 10mA for 3000V grade
- Voltage build-up time within 10ms
- Supports pulse output with a minimum settable pulse width of 10ms and a pulse width setting resolution of 1ms.
- Programmable voltage output, built-in multiple voltage sweep waveforms
- Source-measurement synchronization function, synchronization error time is less than 1ms
