This AN87310(F) series AC/DC power analyzer adopts STM32 controller as the core and supplemented by FPGA, using direct sampling and intelligent identification technology, widely used in electrical measurements of single-phase electrical equipment, such as voltage, current, power, power factor, frequency, electrical energy, time, harmonics etc., wide range, 4-window LED highlight, simple operation, U disk read/write, serial communication, parameter alarm, voltage/current ratio settings and other functions, multi-purpose, professional and reliable. Features: Universal wide-range design for AC/DC, DC~100kHz bandwidth, stronger load adaptability Reliable, stable, compact, light Fast measurement, refresh rate up to 0.1s Standard RS-232 or RS-485 port, support MODBUS communication, automatic testing Application: Strict industrial site type test High temperature aging room test Power tool test Lighting test Standby power measurement of household appliances and commercial appliances lines Current: 1mA~22A/5mA~55A, voltage: 0.15~1200V, rated power and standby power can be measured Minimum power resolution: 0.1mW 50th harmonic and distortion analysis