Siemens TH-192S Single Temperature Room Thermostat - Reverse Acting

The TH192 S thermostats are proportional single output, single set point, 1-pipe (low air capacity) or 2-pipe (high air capacity) temperature controllers. Each TH192 chassis includes a wall plate for thermostat installation using a variety of rough-in installation kits. Features: Direct and reverse acting models for one and two-pipe Fahrenheit or Celsius set point dials 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, set point dial, filters, and restrictor plate Covers available for concealed or exposed thermometers and for either concealed, key, or exposed knob adjustment and set point indication Standard plastic thermostat covers provide desert beige or white finish