193-219 Siemens Thermostat

This Powerstar Free Energy Band (TM) Hesitation Pneumatic Room Thermostat is direct acting for heating and cooling applications. It has a six-degree Fahrenheit deadband between the heating and cooling changeover, dual setpoint, single output, two-pipe, high air capacity room temperature control and 18 to 25 psi air supply Fahrenheit scale. Wall plate and mounting screws are included.; The Siemens 193-219 P’STAR HFEB STAT H/C,DA/DA