Pneumatic Temperature Transmitter, Action Type Direct Acting, Air Connection Size 1/4 in, Air Connection Type Barb, Air Consumption 32.8 scim, Air Control Pressure - Maximum 15 psi, Air Control Pressure - Minimum 3 psi, Control Temperature - Maximum 240 Degrees F, Control Temperature - Minimum 40 Degrees F, Element Type Rod and Tube, Mounting Style Well, Operating Pressure - Maximum 25 psi, Operating Pressure - Minimum 18 psi, Operating Temperature - Maximum 265 Degrees F