Electric bellows seal pneumatic valve fluorine-butterfly regulating characteristics and specifications of products selection

electric description of bellows seal pneumatic valve fluorine-butterfly adjustment:
ZAZPF type electric bellows seal fluorine-butterfly regulating pneumatic valve pneumatic valve body wall in contact with the fluid and pneumatic components in the valve adopt high pressure injection molding process, the liner capable of corrosion and ageing resistance of fep ( F, ptfe bellows seals again. Widely used in strong corrosive medium such as acid, alkali and toxic and volatile gas, liquid control.
electric bellows seal fluorine-butterfly regulating pneumatic valve product features:
and corrosion. Almost all of the medium (ability Including concentrated nitric acid and aqua regia) The corrosion.
, sealed performance is good. Using corrugated tube and double seal packing, ensure no leakage.
, small leakage. The pneumatic valve core, pneumatic using soft seating, ensure no leakage.
, with HA actuators, output force, compact structure.
products comply with GB/T - 。
electric bellows seal fluorine-butterfly regulating pneumatic valve specifications type:




PVF series lining fluorine plastic single-seat regulating pneumatic valve standard




pneumatic valve type


the pass-through single-seat pneumatic valve casting ball + line F/PFA




nominal diameter


DN - DN




nominal pressure


the PN. 、. 、. 、. , MPaANSI,,





connection

flange ( Standard) , thread, welding ( Require the user to specify)




pneumatic valve body material


WCB, WC, CF, CFM lining, CF, CFM + F or + lined with PFA




structure


- standard working temperature ~+℃,泄漏量等级为IV级




衬氟波纹管密封型对上下移动的气动阀杆形成完全密封,堵绝流体外漏




密封填料


衬氟波纹管+V型聚四氟乙烯填料、柔性石墨填料




气动阀内组件




气动阀芯形式


单座柱塞型+衬F或+衬PFA




流量特性


等百分比特性、线性特性




气动阀芯材质


CrNiTi、CF、CFM、CFM以上+衬F或+衬PFA




泄漏量


VI级





电动波纹管密封衬氟调节气动阀执行器选型





L调节型、L开关型、X、X防爆型电动执行机构技术参数




型号


L调节型、L开关型、X防爆调节型、X防爆开关型




气动阀作用形式


正作用- Electric type FO, reaction - Electric open FC or loss, loss of electric signal of pneumatic valve position to maintain FL




power supply voltage


V. ACHZ, V。 ACHZ, DCV





input and output signal

input signal: DC ~ mA or DC ~ V. Output signals: DC - mA




output thrust ( N






















rated stroke (L Mm













signal interface


- PF( G /


can be installed to protect casing PF/( G /




the environment temperature


type: - ~ + ℃; Explosion-proof type: - ℃ ~ +





relative humidity

type: % the following; Explosion-proof type: % % ~




protection and prevention level


IP/IP, ExdIIBT, ExdIICT ( Specified by the customer)





electric bellows seal fluorine-butterfly regulating pneumatic valve ordering information:
ZAZPF type electric bellows seal fluorine-butterfly regulating pneumatic valve when placing order, please provide the following information:
& #; Adjust the pneumatic valve type
& #; Nominal pressure ( MPa
&#; Nominal diameter ( mm
&#; Rated flow coefficient ( Kv
& #; The intrinsic flow feature of
& #; Medium name
& #; Working temperature range and
& #; The whole machine works
& #; The pressure set point and the adjusting range is
& #; Pneumatic valve, pneumatic valve internal parts and packing material
& #; The accessories
& #; Other special requirements
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