Cooperate with two PT1000 to realize the function of the heat and cold totalizer, which is convenient for installation and reduces the cost of purchase and installation;

　　It has three modes of cooling capacity mode, heat mode and automatic switching of cooling and heat, one meter is multi-purpose;

　　Adopt 32-bit MCU, advanced floating-point calculation and optimized filtering algorithm, fast response, accurate measurement data;

　　Full Chinese liquid crystal display, which can display the cold (hot) quantity, cumulative flow, instantaneous flow, inlet and return water temperature, temperature difference, power and other data of the measured medium in real time;

　　It has the function of digital password locking parameters, which can effectively prevent irrelevant personnel from modifying the instrument parameters;

　　Support 32 monthly cumulative reading reports and 32 outage record reports;

　　It can simulate the measured signal in real time, which greatly improves the efficiency of testing, debugging and fault diagnosis;

　　The output signal is equipped with RS-485. 4 ~ 20mA as standard, frequency / pulse output, fast output response, port design with lightning protection and other protection measures;

　　Wide working voltage range, (18-36) VDC and (85-240) VAC, suitable for various working conditions.