ای توپی پوزیشنر فیشر مدل 3661
I/P Positioner Fisher 3661
Fisher 3660 pneumatic and 3661 electro‐pneumatic single‐acting positioners are used with various actuators on sliding‐stem valves for throttling applications. These rugged positioners provide a valve position proportional to a pneumatic input or a standard millampere DC input signal received from a control device
Fisher 3661
دانلود کاتالوگ ( PDF ) ای تو پی پوزیشنر فیشر مدل 3661