Siemens 257-02031 1/2" 2-Way Valve Assembly 2" Pneumatic Actuator 0.4Cv 3-8PSI N/O FxUM

Siemens 257-02031 Pneumatic Actuator 1/2" 2 Way Valve Assembly is intended for accurate flow control in HVAC systems. It is lower flow rate management with a flow coefficient of 0.4 Cv. This valve has a spring range of 3-8 PSI, so we have met ANSI Class 250 specifications, to ensure consistent operation under pressure. It has 1/2" diameter with internal thread x union exterior thread connections for secure and flexible installation. The device operates at temperatures from 35°F to 250°F and 1.59 pounds. Because it is great for use in commercial and industrial HVAC based air or water flow regulation. Include improved system accuracy, efficiency and energy savings, helping result in a steady and wholesome interior climate.