Siemens 192-222 Pneumatic Room Thermostat 2-Pipe, Single Setpoint, DA, 7/30C

Siemens 192-222, Room Thermostat, Pneumatic, Single Setpoint, DA Heat/Cool, Celsius, 2-pipe.

Powerstar 192 series single setpoint pneumatic Room Thermostat, direct acting for heating or cooling applications, 18 to 25 psi air supply, proportional single output, single setpoint, two-pipe high air capacity, with relay, room temperature control. Celsius scale. Wall plate and mounting screws are included.