The information needed to know when you select a control valve
1. Characteristics of fluid to be controlled
- Type of Fluid (Gas, Water, Glycol, …)
- Temperature range of fluid
2. Flow rate
3. Pressure drop, System pressure rating
4. Valve port configuration (2 way, 3 way mixing, 3 way diverting)
5. Valve type (Ball valve, Globe valve, Butterfly valve)
6. Control Signal: On/Off, Floating, Proportional, or other
- If On/Off, what is the voltage (24V,110V, 230V or other)
- If Proportional what is the control signal input (2-10VDC, 0-10VDC, or other)
7. Fail safe on power loss, Auxiliary Switch requirement
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