Siemens TH192S Single Temperature Room Thermostat, Direct Acting, °F, Two-Pipe Relay

Siemens 192-202 thermostat is a proportional single output, single setpoint, a 2-pipe (high air capacity) sensor controllers. Each thermostat includes a wall mounting plate for installation in a variety of rough-in terminal boxes. A sensitive bimetal responds to temperature change to modulate control air through a flapper nozzle. One setpoint dial is provided. Air connections are made with 5/32” (4 mm) O.D. plastic tubing, directly to the thermostat chassis for retrofit applications or with plug-in adapters.

Features:
• Direct and reverse acting models for one- and two-pipe. See Alternative Below
• Fahrenheit or Celsius setpoint dials. See Alternative Below
• Highly sensitive bimetal thermostatic element.
• Field adjustable sensitivity with graduated scale.
• Integral field adjustable limit stops.
• Control pressure test port accessible without removing cover.
• Easily replaceable thermometer, setpoint dial, filters, and restrictor plate.
• Covers available for concealed or exposed thermometers and for either concealed, key, or exposed knob adjustment and setpoint indication.
• Standard plastic thermostat covers provide Desert Beige or white finish.