Siemens RDG2 KN Series Basic Documentation

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Table of Contents
1 About this document ....................................................................... 5
1.1 Revision history ...........................................................................................5
1.2 Reference documents ..................................................................................5
1.3 Before you start ...........................................................................................6
1.3.1 Trademarks ..................................................................................6
1.3.2 Copyright ......................................................................................6
1.3.3 Quality assurance .........................................................................7
1.3.4 Document user/request to the reader ............................................7
1.4 Target audience, prerequisites .....................................................................7
1.5 Glossary ......................................................................................................8
2 Overview......................................................................................... 9
2.1 Types ..........................................................................................................9
2.2 Functions .....................................................................................................9
2.3 Accessories ...............................................................................................13
2.4 Equipment combinations ............................................................................13
2.5 Integration via KNX bus .............................................................................17
3 Notes ............................................................................................ 19
3.1 Mounting and installation ...........................................................................19
3.2 Commissioning ..........................................................................................20
3.3 Operation ..................................................................................................22
3.4 Remote operation ......................................................................................24
3.5 Disposal ....................................................................................................24
3.6 Cyber security disclaimer ...........................................................................25
4 Functions...................................................................................... 26
4.1 Temperature control ..................................................................................26
4.2 Operating modes .......................................................................................27
4.2.1 Different ways to influence operating mode .................................28
4.2.2 Communication examples ...........................................................34
4.3 Room temperature setpoints ......................................................................37
4.3.1 Description..................................................................................37
4.3.2 Setting and adjusting setpoints ....................................................38
4.4 Application overview ..................................................................................42
4.4.1 Applications for fan coil systems..................................................43
4.4.2 Applications for universal systems ...............................................44
4.4.3 Application for heat pump systems ..............................................45
4.5 Power supply selection for RDG20..KN ......................................................46
4.6 Additional functions....................................................................................47
4.6.1 Sensors and changeover functions .............................................48
4.6.2 Presence detector .......................................................................49
4.6.3 Output functions ..........................................................................50
4.6.4 Monitoring and limiting functions .................................................53
4.6.5 User operation / Indication ..........................................................56
4.6.6 Humidity .....................................................................................59

Siemens RDG2 KN Series Specifications

General

Brand	Siemens
Model	RDG2 KN Series
Category	Thermostat
Language	English