the diaphragm has a good temperature, pressure and sealing performance, good size, light in weight. Liquidity is big, the price is high, the price is materially beneficial, wide range of USES. Scope of petrochemicals, electrical equipment, medical equipment, sewage treatment, hvac, boiler supplies, cleaning equipment, plating coating, filling measure, ventilation facilities, food industry, water supply and drainage system, etc. Principle of technical parameters of structure: guide diaphragm fluid scope: water, air, oil viscosity 4 ° or less E and other corrosive liquid, gas pressure: 0. 03? 1. 0Mpa，0. 03? 1. 6Mpa？ Fluid temperature: - 5 or less 80 ℃ ambient temperature: - 5 55 ℃ or less nominal path: 15 - DN 300 connection mode: internal thread flange control mode: normally closed, normally open Industrial Valves body material: brass, DN15 - 50) , stainless steel, DN15 - 50) , cast iron, DN40 - 300). 。 Standard voltage: AC220V, DC24V ( Other special) Electrical connection: the connection box ( Three terminal) Power consumption ( VA) :DN15 - 50，17 VA； DN65 - 300年,弗吉尼亚州50; Protection grade: standard IP 54, plastic sealing IP 65 ( DN 15~DN 50) Special features: e explosion-proof; S manual function; X signal feedback; T time switch; K constant open function.

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