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Function: TH0780 is a high-precision power frequency voltage converter with a built-in multi-range precision voltage transformer. It can convert high power frequency voltage to 1V output voltage signals, enabling precise measurement of power frequency voltages or source voltage traceability calibration.
U1 nominal input: 60V-480V
U2 nominal output: 1 V
Power frequency: 45Hz-65Hz
Proportion uncertainty typical value: 5 ppm
Select different proportions by touch on the LCD screen.
Output voltage can be one-button off or on.
