Heat meter, heat meters series Daquan

Jilin Long Electric Co., Ltd. heat meter series Daquan: large-diameter pipe heat meters into the return pipe has a domestic first pressure test function ultrasonic heat meter, its technical indicators are in line with or better than national "heat meter"? Standard CJ128-2007, received a number of invention patents and utility model patents. Such products for metering heat heating facilities, temperature, pressure, flow, etc., apply to units, buildings, homes, businesses, public buildings and heat transfer stations. ? Large diameter pipe ultrasonic heat meter the technical indicators are in line with or better than national "heat meter" standard CJ128-2007; these products for heat metering heating systems for residential buildings, public buildings, heat stations, district heating stations and other relevant places and heating units. Household heat meters of the technical indicators are in line with or better than national "heat meter" standard CJ128-2007;? Such products for heat metering heating systems for residential, industrial and commercial households and public buildings. Small-caliber prepaid heat meters of the technical indicators are in line with or better than national "heat meter" standard CJ128-2007;? Such products for heat metering heating systems for residential, industrial and commercial users and public buildings. Please search for Jilin Long electrical http://www.jlld.cn/ tel: 0431-81183878