2 / 46
Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076en
Smart Infrastructure Contents 2020-02-21
Table of contents
1 About this document ........................................................................... 3
1.1 Revision history ..................................................................................... 3
1.2 Reference documents ............................................................................ 3
1.3 Before you start ..................................................................................... 3
1.3.1 Copyright ............................................................................................... 3
1.3.2 Quality assurance .................................................................................. 3
1.3.3 Document use / request to the reader .................................................... 4
2 Summary .............................................................................................. 5
2.1 Brief description ..................................................................................... 5
2.2 Features ................................................................................................ 5
2.3 Type summary ....................................................................................... 6
2.4 Equipment combinations ........................................................................ 7
2.5 Accessories ........................................................................................... 8
3 Use ....................................................................................................... 8
4 Functions ............................................................................................. 9
4.1 Temperature control ............................................................................... 9
4.2 Operating modes ................................................................................. 10
4.3 Room temperature setpoints ................................................................ 11
4.4 Applications ......................................................................................... 12
4.5 Additional features ............................................................................... 15
4.6 Control sequences ............................................................................... 17
4.6.1 2-pipe fan coil unit................................................................................ 18
4.6.2 2-pipe fan coil unit with electrical heater ............................................... 19
4.6.3 4-pipe fan coil unit................................................................................ 21
4.7 Control outputs .................................................................................... 23
4.8 Fan control .......................................................................................... 24
4.9 Multifunctional input ............................................................................. 27
4.10 Auto Timer (RDF400… / RDF600T only) .............................................. 28
4.11 Error handling ...................................................................................... 30
4.12 Infrared remote control ......................................................................... 30
4.13 DIP switches ........................................................................................ 31
4.14 Control parameters .............................................................................. 31
5 Handling ............................................................................................. 34
5.1 Mounting and installation ..................................................................... 34
5.2 Operating Instructions .......................................................................... 35
5.3 Disposal .............................................................................................. 35
6 Engineering ........................................................................................ 36
6.1 Connection terminals ........................................................................... 36
6.2 Connection diagrams ........................................................................... 37
6.2.1 Water-based fan coil applications with RDF300... / RDF400... /
RDF600… ........................................................................................... 37
6.2.2 Compressor-based applications with RDF300... / RDF400... / RDF600…38
6.2.3 Water-based fan coil applications with RDF340... ................................. 39
7 Mechanical design ............................................................................. 40
7.1 Dimensions.......................................................................................... 41
8 Technical data .................................................................................... 42
Index ............................................................................................................ 44