Pneumatic Controller, Dual Input, Control Type Proportional, Operating Temp. Range (F) 50 to 120, Air Input Range (PSI) 18 to 22, Height (In.) 5 in, Width (In.) 5 in, Depth (In.) 5 in, Pressure (PSI) 0 to 30, Air Consumption 60 SCIM, Air Consumption (SCFM) 60 scfm, Yes, Output 3 to 15, Pneumatics