The Trerice 910EPC-E19 is a complete control valve unit composed of an actuator and a valve body. The actuator has a equal percentage control action and 12" diaphragm. The valve body is a bronze, normally open, control valve with a 3/4" NPT threaded, malleable iron union ends connection. The valve body is rated for 250 PSI @ 410°F (210°C) and has a valve coefficient of 5.6. The Trerice 910 Series pneumatic control valve offers high quality at an economical price, incorporating many features found only on more expensive units. The 910EPC is used for proportional or PID control applications, providing an equal percentage flow response when used with single seated valves.