1. Strong structure, strong resistance to impurities, low pressure loss, long service life;
2. It is simple in structure, convenient in installation and maintenance, time-saving and labor-saving.
3. Using pointer and wheel combination display, it has the characteristics of clear and convenient digital display reading, small starting flow and so on.
4. Direct transmission is not affected by magnetic field. It has small transmission resistance, sensitive and reliable operation, large measuring range and high measuring accuracy.