... , phase meter, phase sequence meter, frequency counter, power meter, power factor meter.2. Display vector figures with six angles.3. High ... 10mA~10A(4) frequency:45~65Hz(5) power factor:-1~+1(6) power:0~2.5KW2. Intrinsic Error (1) reference conditions ... , resolution 0.01V.current:0.5, resolution 1mA.power factor:1%±2 characterpower:2.03. Input Impedance :1MΩ 4. Working Conditions: ...