TFT Display 480V 20A Reference Meter RS232 Communication

• Three phase active or reactive electricity energy meter;
• Calibrate three phase, single phase, active or reactive meter error;
• Measure U(voltage) of three phase or single phase;
• Measure I(current) of three phase or single phase;
• Measure active power of three phase or single phase;
• Measure reactive power of three phase or single phase;
• Measure apparent power of three phase or single phase;
• Measure power factor of three phase or single phase;
• Measure phase angle between voltage and current;
• Measure frequency of power line;
• Display vector diagram;
• Display waveform of U and I;
• Analyze and display content of harmonic of U and I;
• Store and display measured data;
• Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp;
• Measure CT variable ratio;
• Measure the ratio or lag-angle of low-voltage transformer.
• Adopt 32 bit ARM processor, multi-channel 16 bit precision A/D convertor, high resolution TFT color LCD;
• Inner equipped with 0.01% wide-range current transformer and can be equipped with various type current clamps, wide range of measurement and high veracity.
• Low consumption circuit design, high energy Li batter supply, intellectual power management software, which make the instrument can continuously work up to 10 hours.

TECHNICAL PARAMETERES