| Memory | 
            USB flash memory | 
        
        
            | Applicable power system | 
            Single phase/2wires, Single phase/3wires 
            Three phase/3wires | 
        
        
            | Measurement items | 
            Voltage, Current,Active power, Apparent power 
            Power factor, Frequency, Energy(kWh) 
            Integrating time, Frequency | 
        
        
            | Imput method | 
            Voltage:Direct input by clip 
            Current:CT-40PB clamp type CT (Max.600A,φ40mm) 
            Option :CT-80PB clamp type CT (Max.1000A,φ80mm) | 
        
        
            | Sampling rate | 
            2 times/sec. | 
        
        
            | AC/DC Conversion | 
            True rms reading | 
        
        
            | Crest factor | 
            Voltage:Less than 2 (At more than AC 400V input) 
            Current:Less than 2 (At full scale input) | 
        
        
            | Display | 
            LCD,2 lines 20 letters | 
        
        
            | Recording interval | 
            1/5/10/15/30/60sec.(Selection) | 
        
        
            | Memory items | 
            Measuring time, Measuring condition 
            Averaged voltage (During interval time) 
            Averaged current, Averaged apparent power 
            Averaged active power, Averaged power factor 
            Energy(kWh) | 
        
        
            | Other functions | 
            Start/stop setting, Clock display 
            PT/CT ratio setting,LCD contrast setting | 
        
        
            | Warning indication | 
            "OVER" mark for over range indication 
            "B" mark for low battery voltage 
            "R"mark during data logging | 
        
        
            | Auto. power off | 
            Approx.5 minute later after last key operation 
            (Auto power off function is disabled by the connection of AC adaptor, timer setting and logging operation) | 
        
        
            | Altitude | 
            Max.2000m | 
        
        
            | Input impedance | 
            Voltage:Approx. 1MΩ 
            Current:Approx. 0.8Ω | 
        
        
            | Dimension and weight | 
            190(W) X 140(H) X 27(D)mm,Approx.1kg | 
        
        
            | Standard accessory | 
            Voltage input clip(Red,Black,White) 1 set 
            Clamp type CT (CT-40PB) X 2 
            AC adaptor X 1 
            Instruction manual X 1 
            Hard carrying case X 1 | 
        
        
            | Optional accessory | 
            CT-80PB Clamp type CT | 
        
        
            | Withstanding Voltage | 
            AC 3700V,50/60Hz,1 minute (between voltage input terminal and case) 
            AC 1500V,50/60Hz,1 minute (between power supply and case) | 
        
        
            | Insulation Resistance | 
            DC500V,more than 100MΩ(between voltage input terminal and case) 
            DC500V,50MΩ (between power supply and case) | 
        
        
            | Operational Temperature | 
            0~50℃, Less than 85%RH (Without condensation) | 
        
        
            | Storage Temperature | 
            -10~60℃, Less than 80%RH (Without condensation) | 
        
        
            | Power supply | 
            AC adaptor 
            LR-6(AA size)1.5V alkalin battery X 4 | 
        
        
            | Measuring Range | 
            Voltage:0~500V (1 range) 
            Current:10/50/100/600A (Auto ranging) 
            Power factor:0~100% 
            Frequency:45~65Hz 
            PT ratio setting:1~9999 
            CT ratio setting:1~9999 |