•Precise action, reliable, long service.
•Diaphragm of main valve has capability of anti-corrosion and resisting -40℃low temperature.
•Special stainless steel magnetic material, never rusts and generates remanentmagnetism.
•Class F loop with good insulation.
•Anti-Explosion Class:EXdⅡBT4
•When main valve shuts off, work pressure 0.3~0.4MPa,flow rate is 3-3.5L/min.