Siemens 192-840 Room Thermostat Kit Pneumatic,
RETROLINE, DA, Fahrenheit, SSP,
The Powerstar Retroline Retrostat Pneumatic Room
Thermostat converts most existing pneumatic room
thermostats to a Powerstar 192/194 direct or reverse
acting, 2-pipe, single or dual setpoint unit.
Day/Night or Heat/Cool Retrostat is factory calibrate
to match the appropriate changeover pressure of the
competitive thermostat.
Applications
Retroline Retrostat kits are available for most 2-pipe
applications in direct and reverse acting models, including:
● Single Temperature
● Day/Night
● Heat/Cool
Refer to the Powerstar products to select the appropriate
application.
