QT502 has a 240*128 back lit LCD with 4 line menu displayand also the clear, user-friendly menu selections make flow meter more simple and convenient to use.
It has daily, monthly and yearly totalized flow;parallel operation of positive, negative, and net flow totalizer with scale factor and 7-digit display.
It can fixed on the wall and measure the flow for a long time. Very easy and convenient for different site.
QT502 has the option of adding RTD temperature sensors to become an energy meter for the monitoring of energy use, helping you save energy and money.
For some countries like chilling system in the building, QT502 is a good choice.
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