Pneumatic V type ball control valve
As an advanced control valve with right angle rotary structure, the pneumatic V type ball control valve consists of piston type double action or single action pneumatic actuator and V-type valve structure; if it is used together with electric valve positioner, the proportional control can be realized, if it is used with solenoid valve and control box, the two way cut-off control can be realized. The valve core of V type ball valve is designed as special shaped V-notch, it has accurate flow characteristic and control function and can be used for controlling relative media, such as gas, liquid and solid graininess. Because there is no clearance rotation between the valve core and valve seat, it has great shearing force and self-cleaning performance, so it is especially suitable for the workplace of automation control system with solid particles and suspension containing fibrous or small solid particles.


 


Main Technical Parameters 

 Nominal diameters DN(mm)

20、25、32、40、50、65、80、100、125、150、200、250、300、400

 Nominal pressure PN (MPa)

1.0、1.6、2.5、4.0、6.4

 Equipped pneumatic actuator

Cylinder type single action  

Cylinder type double action

nput signal

4~20mA

 Supply gas pressure

3.5~7kgf/cm2

 Spring range

 40~200KPa,80~240KPa

 Gas pipe/pressure gauge/electrical interface

 PT(NPT)1/4  /  PT(NPT)1/8  /  PF1/2(G1/2)

Hysteresis

 ±1.5%F.S

Sensitivity

 ±0.5%F.S    ±1.0%F.S

Environmental temperature

 -20~70℃

 Level of protection

IP66 

 Explosion-proof mark

 Exia II CT6 、Exd II BT6 、Exd II CT6

 Optional Accessories

 Positioner, air filtration pressure reducer, solenoid valves, limit switch, manual operating mechanism

 

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