■ Internal high capacity 3.6V lithium battery, external optional AC220V or DC24V power supply mode,
■ Special meter lever design to improve measuring accuracy & stability and reduce the requirement for straight piping during installation,
■ The calculator is designed with an elevation angle of 45°, satisfy users for data reading from multiple angles of front, top and bottom,
■ Can be mounted on supply or on return pipeline and can be mounted in either horizontal or vertical direction to satisfy users’ demands,
■ Compatible with CJ/T 188, MODBUS RTU, GB/T 26831 communication protocol,
■ Compatible to the German Heating Association Measurement NOWA protocol.