Siemens RDF300 Series Basic Documentation
Flush-mounted room thermostats for fan coils, with lcd
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Also See for RDF300 Series:
- Documentation (40 pages) ,
- Manual (15 pages) ,
- Operating instructions (2 pages)
Table of Contents
Related Manuals for Siemens RDF300 Series
Summary of Contents for Siemens RDF300 Series
- Page 1 RDF300, RDF300.02 RDF300.02/VB RDF400.01, RDF600T RDF340, RDF600 Flush-mounted room thermostats for Fan coils, with LCD RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation Edition 4.0 CE1P3076en Smart Infrastructure 2020-02-21...
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Page 2: Table Of Contents
6.2.3 Water-based fan coil applications with RDF340........39 Mechanical design ................40 Dimensions..................41 Technical data ..................42 Index ......................44 2 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076en Smart Infrastructure Contents 2020-02-21... -
Page 3: About This Document
Before you start 1.3.1 Copyright This document may be duplicated and distributed only with the express permission of Siemens, and may be passed only to authorized persons or companies with the required technical knowledge. 1.3.2 Quality assurance These documents have been prepared with great care: ·... -
Page 4: Document Use / Request To The Reader
Siemens assumes no liability to the extent allowed under the law for any losses resulting from a failure to comply with the aforementioned points or for the improper compliance of the same. -
Page 5: Summary
· Reload factory settings for commissioning and control parameters · Weekly time program: 8 programmable timers to switch over between Comfort and Economy mode (RDF400.01 / RDF600T) 5 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... -
Page 6: Type Summary
1) Infrared remote control is to be ordered as separate item 2) Square conduit box e.g. ARG71. Round conduit box min 60 mm diameter and min 40 mm depth 6 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... -
Page 7: Equipment Combinations
AC 24 V, NC, DC 0…10 V, 1 m Electrothermal actuator, STP63 4884 AC 24 V, NO, DC 0…10 V, 1 m The documents can be downloaded from http://siemens.com/bt/download. 7 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en... -
Page 8: Accessories
Use in systems with: · Heating or cooling mode · Automatic heating/cooling changeover · Manual heating/cooling changeover · Heating and cooling mode (e.g. 4-pipe system) 8 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 9: Functions
Concurrent display of the current temperature or setpoint in °C and in °F Concurrent display of (parameter P07) is possible on the controller without weekly time program. °C and °F 9 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 10: Operating Modes
AUTO (Comfort or Economy Automatic is the default fan speed in Auto Timer mode. 10 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 11: Room Temperature Setpoints
This means no protective heating or cooling function and thus risk of frost in the heating mode or risk of overheat in cooling mode! 11 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... -
Page 12: Applications
Heating or heating/cooling valve actuator 3-speed or single-speed fan Cooling valve actuator Return air temperature sensor or external room temperature sensor (optional) Electrical heater Changeover sensor (optional) 12 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 13 B1 Return air temperature sensor or external room temperature sensor (optional) V2 Cooling valve actuator B2 Changeover sensor (optional) E1 Electrical heater D3 Dewpoint sensor 13 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
- Page 14 Note: The diagrams above show only the water based fan coil application, but not compressor! Water-based fan coil Use with one or two valves for heating and cooling, heating/cooling with application changeover, heating only, or cooling only. 14 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 15: Additional Features
2-hour intervals during off-hours. The purge function (parameter P50) must be disabled if the controller is to be used Caution in compressor-based applications. 15 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 16 7 seconds (RDF600...: 3 seconds) on the operating mode button If “Auto lock” is configured, then the controller will automatically lock the keypad 30 seconds after the last adjustment. 16 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 17: Control Sequences
Available for: 2-pipe, ü ü ü ü 2-pipe & el. heater ü ü ü 4-pipe 17 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 18: 2-Pipe Fan Coil Unit
Proportional band “Cooling” Control command “Valve” · The diagrams only show the PI thermostat’s proportional part. Notes: · For the fan sequence see section 4.8. 18 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 19: 2-Pipe Fan Coil Unit With Electrical Heater
Room temperature setpoint Control command “Valve” or “Compressor” Control command “electrical heater” SDH Switching differential “Heating” SDC Switching differential “Cooling” Dead zone Setpoint differential 19 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 20 Dead zone Setpoint differential · The diagrams only show the PI thermostat’s proportional part. Notes: · For the fan sequence see section 4.8. 20 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 21: 4-Pipe Fan Coil Unit
Control. command “Valve” or “Comp.” Cool SDH Switching differential “Heating” SDC Switching differential “Cooling” Dead zone Heating mode with manual selection Cooling mode with manual selection (P01=2) (P1=2) 21 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 22 DC 0…10 V are required). · The diagrams only show the PI thermostat’s proportional part. Notes: · For the fan sequence see section 4.8. 22 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 23: Control Outputs
The demand calculated by PI control from the current room temperature and signal setpoint is provided via Y10 and Y20 to the valve actuator as a continuous DC 0...10 V signal. 23 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 24: Fan Control
The fan speed controller can control a 3-speed or single-speed fan (selected via control parameter P53). A single-speed fan is connected to terminal Q1, a 3-speed fan to terminals Q1, Q2 and Q3. 24 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... - Page 25 In case of fan failure, the controller cannot protect the electrical heater against Fan failure overtemperatures. That is why the electrical heater must feature a separate safety device (thermal cutout). 25 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
- Page 26 “FAN” button. The fan returns to the automatic default mode after each switchover from Comfort to Economy and vice-versa. (RDF400… only) 26 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure...
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Page 27: Multifunctional Input
X1 is factory-set to “Operating mode switchover” (3) and X2 to “Heating/cooling changeover” (2). For more information see section 4.4 “Applications”. 27 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 28: Auto Timer (Rdf400
Press + or - to adjust the Comfort mode end time or Economy start time and confirm by pressing 28 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... - Page 29 22:00 20:00 12:00 09:00 A1=09:00-22:00 A2=12:00-20:00 Resulting output = 09:00- 22:00 3076D99 7-day time clock 29 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 30: Error Handling
· Select fan modes Automatic or Manual. A buzzer in the thermostat indicates remote control command reception. Infrared remote control can be disabled via parameter P70. 30 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... -
Page 31: Dip Switches
2. Press buttons + and – simultaneously for 4 seconds. Release and press button – again within 2 seconds until the display shows “P01”. 31 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... - Page 32 · P02 is not available when the controller is commissioned for manual Note heating/cooling changeover P01=2 · Parameter display depends on selected application and function (x) Not available 32 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
- Page 33 Note that this parameter can be quit only if the setting is CLO:= Y21 active back at “---” and by pressing + and – buttons 33 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure...
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Page 34: Handling
After the reset, which takes about 3 seconds, the controller is ready for commissioning by qualified HVAC staff. 34 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en... -
Page 35: Operating Instructions
· Dispose of the device through channels provided for this purpose. · Comply with all local and currently applicable laws and regulations. 35 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 36: Engineering
Control output for 0…10 V actuator X1, X2 Multifunctional input for temperature sensor (e.g. QAH11.1) or switch Measuring neutral for sensor and switch 36 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 37: Connection Diagrams
S1, S2 Switch (keycard, window contact, etc.) Note: Single-speed fan B1, B2 Temperature sensor (return air temperature, external room temperature, changeover possible also in other sensor, etc.) applications! 37 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 38 Note: Use an external relay for designated reversing valve and compressor equipment terminal connections. See DX equipment wiring diagram for connection details. 38 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 39: Compressor-Based Applications With Rdf300
For US installations use Class 2 rated power supplies. Warning For other installations use circuit breakers with rated current of no more than 10 A. 39 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure... -
Page 40: Mechanical Design
Auto Timer mode* AUTO Comfort mode Condensation in room (dewpoint sensor Economy mode active) Indicate alarm or reminder * only on RDF400… / RDF600T 40 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 41: Dimensions
Dimensions Dimensions in mm RDF3… RDF400... RDF600… 41 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... -
Page 42: Technical Data
8°C/OFF (OFF, 5...40 °C) Multifunctional input X1/X2 Selectable 0…6 Input X1 3: (P38) operating mode switchover Input X2 2: (P40) heating/cooling changeover sensor 42 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 43 Housing front color RAL 9003 white RAL 9004 black Weight RDF3..., RDF4... 0.220 kg RDF600... 0.150 kg *) The documents can be downloaded from http://siemens.com/bt/download. 43 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
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Page 44: Index
Sensor input ........28 Fan operation in dead zone ..26 Service level parameters ....32 Fan overrun ........26 Set the time clock ......31 44 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21... - Page 45 Switching differential ..... 10 Universal application .....16 Temperature out of range ... 31 View timers ........30 Temporary setpoint ....... 12 Test ..........32 45 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en Smart Infrastructure 2020-02-21...
- Page 46 Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug Tel. +41 58 724 2424 © Siemens Switzerland Ltd, 2008 (– 2020) www.siemens.com/buildingtechnologies Technical specifications and availability subject to change without notice. 46 / 46 Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en...