With LCD room thermostat with RDF110 ... 
 For two-pipe fan coil system 
 Compressor control for direct expansion equipment 
 Output signal to the switching valve and a single-stage compressors 
 Three-speed fan control: automatic control or manual control 
 Commissioning as well as control parameters adjustable 
 You can choose to display the room temperature or setpoint temperature 
 Minimum and maximum settings limit 
 Operating voltage AC 230 V 
 The additional features of the RDF110 
 Automatic hot and cold switch 
 Modes of operation: normal mode, energy saving mode and standby mode 
 Hot and cold switch back to the input of air temperature value 
 Operation modes of the passive conversion (door card contacts, etc.) 
 And moisture and 
 The additional features of the RDF110.2 
 Manual hot and cold switch 
 Modes of operation: normal mode and standby mode 

 Use 
 Can be used to control the temperature of individual rooms and zones, such room or area 
 ? Two-pipe fan coil heating and cooling 
 ? Single compressor direct expansion equipment cooling 
 Controller 
 ? A three-speed fan 
 ? In the two control valve actuators, or 
 ? Direct expansion equipment in the single-stage compressors 
 Applies to the following system 
 ? Automatic hot and cold switch (with RDF110) 
 ? Single cold or single heat (with RDF110) 
 ? Manual hot and cold switch (RDF110.2) 

 Function 
 ? Switch between hot and cold mode the QAH11.1 conversion sensor automatically or manually 
 ? Through the built-in temperature sensor or external room (return air) temperature sensor (only with RDF110) 
 ? Through an external switch for mode selection (only with RDF110) or by pressing a button on the panel cut 
 Change 
 ? Three speed fan control (automatic or manual control) 
 ? Switching valve or the signal output of single-stage compressors 
 ? Optional infrared remote control (only with RDF110 ... / IR)