Siemens 193-218 Pnuematic Room Thermostat 2-Pipe, Dual Setpoint, Heat/Cool, RA, 45/85F

Siemens 193-218, Room Thermostat, Free Energy Band (TM), Pneumatic, Dual Setpoint, RA, H/C, Deg F, 2-pipe.

This Powerstar Free Energy Band (TM) Pneumatic Room Thermostat with relay is reverse acting for heating and cooling applications. It has a 4 degree (Fahrenheit) deadband between the heating and cooling changeover, dual setpoint, dual output, two-pipe, high air capacity for room temperature control, and 18 to 25 psi air supply. Fahrenheit scale. Wall plate and mounting screws are included.