1. Main Feature
     •  Use special aluminum alloy material, nice, solid structure, light weight, easy to transport.
     •  Use special connection base, easy to test meter.
    •  High-quality linear power amplifier, the output of the small ripple, good stability.
    •  Multi-protection system and has sound and light alarm function, higher reliability.
    • Can be in accordance with the requirements of the program, do the energy meter start, creep, basic error, such as automatic testing.
    • Direct current output (0～100A), indirect current (0～5V), in full accordance with the DC energy meter specification requirements, can be compatible with a variety of DC meter verification or DC meter performance test.
    • Voltage, current can be superimposed 0~500Hz ripple, ripple amplitude can be set separately, phase to maintain the phase.
    • Dedicated photoelectric sampler can collect electronic watch LED light pulse signal.
    • Dedicated pulse sampling interface, with high voltage isolation circuit, can prevent high voltage error access.
    • Can display power, voltage, current, ripple and other parameters;
    •  PC software connection, dedicated calibration software interface friendly, calibration meter set up simple and intuitive, can be manually added and set any checkpoint, the data can be stored, printed.
    • Support bar code input.
    • The device use single-phase power supply, easy to use.
2. Main Technical Parameters
2.1 DC meter position: 6
2.2 Six-way DC voltage output
      Range： 0~1000V；
      Gear： 200V、500V、1000V；
      Accuracy：(40V<U<1000V)：0.02%RD；
                        (10V<U<40V)：0.02%RD+10mV；
      Allow load current： 0.06A
2.3 One DC current output
      Range： 0~100A；
      Gear： 0.02A、0.2A、1A、5A、10A、20A、30A、60A、100A；
      Accuracy： 0.05%RD；
      Load capacity: port voltage≥2V；   
2.4 Six-way shunt current output
      Range：0~5V；
      Gear: support 2.5mV、20mV、100mV(75mV rated)、1V、5V;
      Accuracy:  U≤ 20 mV:  0.05 %RD +15µV;
                        20 mV≤U≤ 5V:  0.05 %RD;
      Load capacity:  U≤ 100mV:  1mA;
                               100mV< U ≤5V: 10mA;
2.5 Energy Accuracy
      Energy Accuracy: 0.05%;
2.6 Voltage, Current output stability
      Voltage stability: better than 0.01%/min;
      Current stability: better than 0.01% /min;
      Annual drift: less than 100ppm/year
2.7 Voltage, Current ripple output capacity:
      Ripple frequency: 0～500Hz
      Voltage ripple factor: ≥20%
      Current ripple factor: ≥20%