Study of a control valve

Control valve size calculation, Cv and Kvs concepts

GENERAL SPECIFICATIONS

• Water reducing valve with control pressure gauge.
• Samson pneumatic control valve type 241. Kvs = 0.1, characteristic: exponential.
• Positioner: to choose among the options above. Positioners are equipped with gauges on supply and output.
• Pneumatic servo-drive type 3271.
• Air feeding.

Instrumentation

• Float flowmeter.
• Differential electronic pressure transmitter with local display.
• The 4-20mA signals available on wiring terminals Ø 4mm.

Dim : 80 x 60 x 80cm – 50 kg
Aluminum profile framework 30 x 30mm