Multifunctional power meters are an emerging industry in the electrical instrument industry. They belong to installed digital meters, which evolved from analog pointer meters and power transmitters. With the development of computer technology, it has been hits：13
The multi-function digital display power meter series power meters can meet a variety of three-phase system wiring methods. Before starting the wiring, please carefully study the following parts to select the wiring method or combination suitable for your hits：33
At present, the domestic production capacity of electronic instrument products has reached more than 80 million units (sets), of which the production capacity of analytical instrument products has reached 60 million units, the production capacity of insta hits：16
The selection of intelligent digital display electrical measuring instrument mainly refers to the following aspects: 1. The size of intelligent digital display electrical measuring instrument. 2. Intelligent digital display electrical measuring instrument hits：19
The main function of the intelligent digital display electrical measuring instrument, the intelligent digital display electrical measuring instrument is a smart instrument that adopts digital circuit processing and high-brightness LED digital tube display hits：17
