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Technical Manual – Room Temperature Controller SCN-RT1
5 Index
5.1 Register of Illustrations
Figure 1: Exemplary circuit diagram ........................................................................................................ 5
Figure 2: SCN-RT1UP.01
Figure 5: General settings ...................................................................................................................... 11
Figure 6: Temperature measurement ................................................................................................... 12
Figure 7: Alarm/Messages ..................................................................................................................... 14
Figure 8: Setting controller type ............................................................................................................ 16
Figure 9: Operating modes & setpoints ................................................................................................ 17
Figure 10: Priority of the operating modes ........................................................................................... 19
Figure 11: Operating mode after reset ................................................................................................. 22
Figure 12: Setpoint offset ...................................................................................................................... 23
Figure 13: Blocking objects .................................................................................................................... 25
Figure 14: Heating/Cooling request objects .......................................................................................... 26
Figure 15: Guiding ................................................................................................................................. 27
Figure 16: Example Guiding decrement
Figure 18: Dead zone ............................................................................................................................. 29
Figure 19: Example dead zone .............................................................................................................. 30
Figure 20: Control value ........................................................................................................................ 31
Figure 21: PI control continuous ........................................................................................................... 32
Figure 22: PI control switching (PWM) .................................................................................................. 35
Figure 23: 2-step control (switching)..................................................................................................... 37
Figure 24: Direction of controller .......................................................................................................... 39
Figure 25: Additional level ..................................................................................................................... 39
Figure 26: Combination of basic and additional level ........................................................................... 41
Figure 27: Heating & Cooling ................................................................................................................. 42
Figure 28: 2 Pipe system ........................................................................................................................ 43
Figure 29: 4 Pipe system ........................................................................................................................ 44
MDT technologies GmbH • 51766 Engelskirchen • Papiermühle 1
46
Phone: +49-2263-880 • Fax: +49-2263-4588 • knx@mdt.de • www.mdt.de
Figure 3: SCN-RT1APE.01 Figure 4: SCN-RT1UPD.01 .................................. 5
Figure 17: Example Guiding increment ............................. 28
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