TechnicalManualRoomTemperatureControllerSCN‐RT1
MDT technologies GmbH • 51766 Engelskirchen • Papiermühle 1
2
1Content
1Content.................................................................................................................................................2
2Overview...............................................................................................................................................4
2.1Overviewdevices...........................................................................................................................4
2.2Usage&Areasofuse.....................................................................................................................4
2.3Exemplarycircuitdiagram.............................................................................................................5
2.4Structure&Handling.....................................................................................................................5
2.5Functions.......................................................................................................................................6
2.5.1Overviewfunctions.................................................................................................................7
2.6SettingsattheETS‐Software.........................................................................................................8
2.7Startingup.....................................................................................................................................8
3Communicationobjects........................................................................................................................9
3.1Defaultsettingsofthecommunicationobjects............................................................................9
4ReferenceETS‐Parameter..................................................................................................................11
4.1GeneralSettings..........................................................................................................................11
4.1.1RoomTemperatureControllerwithsetwheel.....................................................................12
4.1.2RoomTemperatureControllerwithdisplay.........................................................................12
4.2Temperaturemeasurement........................................................................................................14
4.3Alarm/Messages..........................................................................................................................16
4.4Controllergeneral........................................................................................................................18
4.4.1Controllertype.....................................................................................................................18
4.4.2Operatingmodes&Setpoints..............................................................................................19
4.4.3Setpointoffset......................................................................................................................25
4.4.4Blockingobjects....................................................................................................................27
4.4.5Heating/Coolingrequestobjects..........................................................................................28
4.4.6Guiding.................................................................................................................................29
4.4.7Deadzone.............................................................................................................................31
4.5Controllersettings.......................................................................................................................33
4.5.1Controlvalue........................................................................................................................33
4.5.2PIcontrolcontinuous...........................................................................................................34
4.5.3PIcontrolswitching(PWM)..................................................................................................37
4.5.42‐stepcontrol(switching).....................................................................................................39
4.5.5Directionofcontroller...........................................................................................................41
4.5.6Additionallevel.....................................................................................................................41
4.5.7Additionalsettingsforheatingandcooling.........................................................................44
