The products of Qixunda Company, the three-phase guide rail multifunction meter MC3030 and the multifunction meter MC7200, have been applied in the construction of school mathematics buildings and reading halls, playing the main role of energy consumption measurement and uploading.

The MC series products are multifunctional intelligent instruments with programmable measurement, display, digital communication, and power pulse transmission output. They can complete power measurement, power metering, data display, acquisition, and transmission, and can be widely used in substation automation, distribution automation, smart buildings, and internal power measurement, management, and assessment of enterprises. The measurement accuracy is 0.5 level, realizing LED on-site display and remote RS-485 digital interface communication, using MODBUS-RTU communication protocol. The series of products is a multifunctional intelligent instrument with programmable measurement, display, digital communication, and power pulse transmission output. It can complete power measurement, power metering, data display, acquisition, and transmission, and can be widely used in substation automation, distribution automation, intelligent buildings, and internal power measurement, management, and assessment of enterprises. The measurement accuracy is 0.5 level, realizing LED on-site display and remote RS-485 digital interface communication, using MODBUS-RTU communication protocol.