TH3900 DC Power & Energy Reference Standard
*Reference only
1. Summary
TH3900 is a DC energy reference device with an optimal measurement uncertainty of 10 ppm for power/energy. It has the characteristics of high stability, high accuracy, strong functionality and low temperature drift.
2. Features
- DC voltage measurement up to 1.15 kV with uncertainty up to 6 ppm;
- DC current measurement up to 600 A with uncertainty up to 8 ppm;
- Voltage output stability is better than 6 ppm/min, current stability is better than 8 ppm/min.
- Small-signal voltage with a minimum output of 0.1 mV and an uncertainty of 15 ppm;
- Both the built-in I/V and V/V conversion standards have an uncertainty of better than 3 ppm.
- The built-in solid state voltage reference has a typical annual variation of ±1.5 μV/V.
- The quantum voltage calibration function is reserved to improve the accuracy of measurement.
- Built-in high precision constant temperature crystal oscillator, standard second pulse uncertainty up to 0.5 ppm.
3. Schematic Diagram
TH3900 built-in ultra-high stability voltage source, ultra-high stability current source, small signal voltage source, precison V/V conversion standard, precison I/V conversion standard, solid-state voltage reference.It can DC standard energy meter, DC energy device, DC Standard power source/meter.
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