Siemens RDG20 KN Series User Manual

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Table of Contents
1 About this document .................................................................................5
1.1 Revision history ...........................................................................................5
1.2 Reference documents ..................................................................................6
1.3 Before you start ...........................................................................................7
1.3.1 Trademarks ..................................................................................7
1.3.2 Copyright ......................................................................................7
1.3.3 Quality assurance .........................................................................7
1.3.4 Document user/request to the reader ............................................8
1.4 Target audience, prerequisites .....................................................................8
1.5 Glossary ......................................................................................................8
2 Overview ....................................................................................................9
2.1 Types ..........................................................................................................9
2.2 Functions ...................................................................................................10
2.3 Accessories ...............................................................................................14
2.4 Equipment combinations ............................................................................14
2.4.1 Recommended RDG actuators and 6-port valves combinations ..18
2.5 Integration via KNX bus .............................................................................19
3 Notes ........................................................................................................21
3.1 Mounting and installation ...........................................................................21
3.2 Commissioning ..........................................................................................22
3.3 Operation ..................................................................................................24
3.4 Remote operation ......................................................................................26
3.5 Disposal ....................................................................................................27
3.6 Cyber security disclaimer ...........................................................................27
4 Functions .................................................................................................28
4.1 Temperature control ..................................................................................28
4.2 Operating modes .......................................................................................29
4.2.1 Different ways to influence operating mode .................................30
4.2.2 Communication examples ...........................................................36
4.3 Room temperature setpoints ......................................................................38
4.3.1 Description..................................................................................38
4.3.2 Setting and adjusting setpoints ....................................................40
4.4 Application overview ..................................................................................43
4.4.1 Applications for fan coil systems..................................................44
4.4.2 Applications for universal systems ...............................................45
4.4.3 Application for heat pump systems ..............................................46
4.5 Power supply selection for RDG20..KN ......................................................47
4.6 Additional functions....................................................................................48
4.6.1 Sensors and changeover functions .............................................49
4.6.2 Presence detector .......................................................................50
4.6.3 Output functions ..........................................................................52
4.6.4 Monitoring and limiting functions .................................................54
4.6.5 User operation / Indication ..........................................................57

Siemens RDG20 KN Series Specifications

General

Brand	Siemens
Model	RDG20 KN Series
Category	Thermostat
Language	English