The Genius Integrated Type GT-800 Model is an integral Throttle Valve Pressure Controller with a Throttle Valve and Controller attached together. 

Minimize the controller size, making it easy to attach to process equipment, reducing the footprint. GT-800 Throttle Valve Control algorithm has PID, Adaptive & Auto Tuning (Learn) capabilities. 

(Control It is not sold by controller alone, but can be sold with Throttle Valve.)