Meway Pneumatic Globe control valve（Micro CV 0.14-CV2.61)
• Size: 1/2 inch , Class 150 ;
• Pneumatic diaphragm actuator
• Single acting，air to open（Failsafe closed）
• TISSIN--Korean positioner，TS800,Exd II BT4，4-20mA
• Leakage Class：IV ANSI B16.104
Meway Vacuum Relief Valve
Setting Pressure: -500mba!
Vacuum relief valves are protection devices which are typically mounted on a nozzle opening on the top of a fixed roof storage tank.
It is primarily used as a device for relieving vacuum in tanks, containers and process engineering equipment.
The valve offers reliable protection against vacuum, and prevents inbreathing of air close to the set pressure.