Siemens RDF300 Documentation

Siemens RDF300 Documentation

Semi-flush-mounted room temperature controllers for fancoils, with lcd
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RDF300, RDF300.02, RDF340
Semi-flush-mounted room temperature controllers
for Fancoils, with LCD
RDF300.../RDF340.../RDF400...
Basic Documentation
Edition: 1.1
CE1P3076en
28 Aug 2008
RDF400.01
Building Technologies

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Summary of Contents for Siemens RDF300

  • Page 1 RDF300, RDF300.02, RDF340 RDF400.01 Semi-flush-mounted room temperature controllers for Fancoils, with LCD RDF300…/RDF340.../RDF400… Basic Documentation Edition: 1.1 CE1P3076en 28 Aug 2008 Building Technologies...
  • Page 2: Table Of Contents

    Mounting and installation ................29 Operating Instructions ................30 Disposal....................30 Engineering....................31 Connection terminals ................31 Connection diagrams ................31 6.2.1 Water-based fan coil applications with RDF300.../RDF400....31 6.2.2 Compressor-based applications with RDF300.../RDF400......32 6.2.3 Water-based fan coil applications with RDF340........33 Mechanical design ................34 Dimensions....................35 Technical data..................36...
  • 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: Summary

    – 2-pipe, 2-pipe with electrical heater and 4-pipe fan coil units – Compressors in DX-type equipment • RDF300/RDF400 AC 230 V operating voltage, on/off or 3-position control outputs • RDF340… AC 24 V operating voltage, DC 0…10 V control outputs •...
  • Page 5: Type Summary

    RDF300.02/SL AC 230 V silver RDF400.01 AC 230 V white RDF400.01/SL AC 230 V silver RDF340 AC 24 V white 1) Order infrared remote control separately 5 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 2BSummary 28 Aug 2008...
  • Page 6: Equipment Combinations

    (for small valves 5.5 mm) Electromotive actuator, DC 0..10V 4573 SQS65… (for valves 5.5 mm) Thermal actuator, DC 0..10V (for small valves and radiator 4880 STS61 valves) 6 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 2BSummary 28 Aug 2008...
  • Page 7: Accessories

    Adapter plate 82mm x 82 mm x 10 mm for conduit ARG70.3 Ordering When ordering, indicate both product number and name: E.g. RDF300 room temperature controller Order the IRA210 infrared remote control separately. Order valve actuators separately. To control the room temperature in individual rooms and zones that are: •...
  • Page 8: Functions

    • On/off control (2-position) with RDF300…/RDF400… • Modulating PI control with 3-position control output on RDF300…/RDF400… • Modulating PI control with DC 0..10 V control output on RDF340 The switching differential or proportional band is 2 K for heating mode and 1 K for cooling mode (adjustable via parameters P30 and P31).
  • Page 9: Operating Modes

    Auto Timer mode symbol along with the symbol for the current operating mode AUTO (Comfort or Economy Automatic is the default fan speed in Auto Timer mode. 9 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 10: Setpoints

    (heating or cooling). This means no protective heating or cooling function and thus risk of frost in the heating mode or risk of overheat in cooling mode! 10 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 11: Applications

    Return air temperature sensor or external room temperature sensor (optional) Electrical heater Changeover sensor (optional) Note: The diagrams above show only the water based fan coil application, but not compressor! 11 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 12: Additional Features

    (QAA32), or external return air temperature sensor (QAH11.1) temperature sensor connected to multifunctional input X1 or X2. Inputs X1 or X2 need to be commissioned accordingly. See section 4.9 “Multi- functional input”. 12 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 13 7 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. 13 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 14: Control Sequences

    T[°C] ½ SDH ½ SDH ½ SDC ½ SDC T[°C] Room temperature Switching differential “Heating” Room temperature setpoint Switching differential “Cooling” Control command “Valve” or “Compressor” 14 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 15: 2-Pipe Fan Coil Unit With Electrical Heater

    Remote enabling/disabling of the electrical heater is possible via digital input X1/X2 Digital input “Enable electrical heater” for tariff regulations, energy saving etc. Input X1 or X2 must be commissioned accordingly. See section 4.9 “Multifunctional input”. 15 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 16 Control command “electrical heater” XpH Proportional band “Heating” XpC Proportional band “Cooling” T[°C] Dead zone Setpoint differential Note: The diagrams only show the PI controller's proportional part. 16 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 17: 4-Pipe Fan Coil Unit

    ½ SDH Dead zone Heating mode with manual selection Cooling mode with manual selection (P1=2) (P1=2) T[°C] T[°C] ½ SDC ½ SDC ½ SDH ½ SDH 17 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 18 This function (4-pipe modulating) is only available with RDF340 (2 analog outputs DC 0…10 V are required). Note: The diagrams only show the PI controller’s proportional part. 18 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 19: Control Output

    The demand calculated by PI control from the current room temperature and DC 0..10 V control setpoint is provided via Y10 and Y20 to the valve actuator as a continuous signal DC 0...10 V signal. 19 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 20: Fan Control

    This function allows for using the controller in universal applications such as floor heating with fan coil cooling etc. 20 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 21 “FAN” button. The fan returns to the automatic default mode (RDF400… only) mode after each switchover from Comfort to Energy Saving and vice-versa. 21 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 22: Multifunctional Input

    Each function can only be assigned to input X1 or X2; only “Alarm” can be assigned to both inputs. X1 is factory-set to “Operating mode switchover” (3) and X2 to “Heating/cooling changeover” (2). For more information see section 4.4 “Applications”. 22 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 23: Auto Timer (Rdf400

    Press + or - to adjust the Comfort mode end time or Energy Saving start time and confirm by pressing 23 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 24 2. Confirm the time of day by pressing and the weekday indicator starts to flash. 3. Press + or - to set the current weekday. 4. Confirm the current weekday by pressing 24 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 25: Error Handling

    4.13 DIP switches Use the DIP switches on the inner side of the front panel to commission the basic controller applications prior to snapping it to the base. RDF300…/RDF400… have the following DIP switch settings: RDF300…/RDF400… DIP switch number Application...
  • Page 26: Control Parameters

    *) If one of the digital inputs is commissioned as window contact, and the contact is Note! closed, the controller will switch to ECO mode and parameter setting will not be possible. Solution: open the window contact. 26 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 27 • 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 27 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 28 Note that this parameter can be quit only if the setting is back OPE:= Y11 active open at “---” and by pressing + and – buttons CLO:= Y21 active close 28 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 4BFunctions 28 Aug 2008...
  • Page 29: Handling

    • Properly size the cables to the controller, fan and valve actuators for AC 230 V mains voltage • Use only valve actuators rated for AC 230 V on RDF300…/RDF400… • The AC 230 V mains supply line must have an external fuse or circuit breaker with a rated current of no more than 10 A •...
  • Page 30: Operating Instructions

    The relevant national legal rules are to be adhered to. Regarding disposal, use the systems setup for collecting electronic waste. Observe all local and applicable laws. 30 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 5BHandling 28 Aug 2008...
  • Page 31: Engineering

    Q1 Q2 Q3 B1, B2 Temperature sensor (return air temperature, external room temperature, changeover II III sensor, etc.) M1 Y1 5(2)A 5(2)A 5(2)A max. max. max. 31 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 6BEngineering 28 Aug 2008...
  • Page 32: Compressor-Based Applications With Rdf300

    5(2)A 5(2)A max. max. 6.2.2 Compressor-based applications with RDF300.../RDF400... 3-speed fan Application: Room temperature controller RDF300.../RDF400... Compressor in DX-type 10 A Compressor equipment S1, S2 Switch (keycard, window contact, etc.) (DIP setting: "2-pipe")
  • Page 33: Water-Based Fan Coil Applications With Rdf340

    B1, B2 Temperature sensor (return air temperature, Note: Single-speed fan external room temperature, Q1 Q2 Q3 changeover sensor, etc.) also possible in other applications! max. ± 1 mA max. ± 1 mA 33 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 6BEngineering 28 Aug 2008...
  • Page 34: Mechanical Design

    Keypad lock active Auto Timer mode* AUTO Comfort mode Condensation in room (dewpoint sensor Energy Saving mode active) Indicate alarm or reminder * only on RDF400… 34 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 7BMechanical design 28 Aug 2008...
  • Page 35: Dimensions

    Dimensions Dimensions in mm 35 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 7BMechanical design 28 Aug 2008...
  • Page 36: Technical Data

    Accuracy at 25 °C < ± 0.5 K Temperature calibration range ± 3.0 K Settings and display resolution Setpoints 0.5 °C Current temperature value displayed 0.5 °C 36 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 8BTechnical data 28 Aug 2008...
  • Page 37 1 x 0.4…2.5 mm or 2 x 0.4…1.5 mm Housing front color RAL 9003 white, or Similar to RAL 9006 silver Weight 0.220 kg 37 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076en Building Technologies 8BTechnical data 28 Aug 2008...
  • Page 38 Fan minimum on-time ........... 21 Set the time clock ..........24 Fan operation as per heating/cooling mode, or Set timers ............. 23 Setpoint and range limitation........ 30 disabled ............. 20 38 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076.en Building Technologies Index 28 Aug 2008...
  • Page 39 Standby /Protection mode ........9 Universal application ..........12 Switching differential..........8 View timers ............24 Temperature out of range ........25 Temporary setpoint ..........10 Time program............5 39 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076.en Building Technologies Index 28 Aug 2008...
  • Page 40 Siemens Switzerland Ltd. Building Technologies Division International Headquarters Gubelstrasse 22 CH-6301 Zug Tel. +41 41-724 24 24 Fax +41 41-724 35 22 © 2008 Siemens Switzerland Ltd. www.siemens.com/sbt Subject to change 40 / 40 Siemens RDF300…/RDF340.../RDF400… Basic Documentation CE1P3076.en Building Technologies...

This manual is also suitable for:

Rdf340Rdf400Rdf300.02Rdf400.01

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