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Siemens

RDF300… / RDF340... / RDF400… / RDF600…  Basic Documentation

CE1P3076.en

Smart Infrastructure

2020-02-21

About this document

1.1 

Revision history

Edition

Date

Changes

Section

Pages

4.0

2020-02-21

·

  Added RDF300.02/VB

1, 6

3.0

2014-10-15

·

  Update overcurrent protection

from a fuse to a circuit breaker;

·

  Update the notation for valves;

·

  Update the warning for wiring

and mounting;

·

  Update the standards and

directives for RoHS 2.0.

4.4
4.6
5.1
6.2
8

12
17
34
37
42

2.0

Oct 2012

Added RDF600…

All

All

1.1

28 Aug 2008 

Left column in table

4.4 Applications

12

1.0

10 July 2008 

First edition

1.2 

Reference documents

Ref.

Document title

Type of document

Document No.

N3076

Flush-mounted room temperature
controllers with LCD

Datasheet

CE1N3076

B3076

Operating instructions

CE1B3076...

M3076

Mounting instructions RDF3... RDF400

CE1M3076

M3163

Mounting instructions RDF600…

CE1M3163

1.3 

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:

·

  The contents of all documents are checked at regular intervals

·

  Any corrections necessary are included in subsequent versions

·

  Documents are automatically amended as a consequence of modifications and

corrections to the products described

Please ensure that you are aware of the latest revision date of the documentation.
If you find lack of clarity while using this document, or if you have any criticisms or
suggestions, please contact the Product Manager in your nearest branch office.
The addresses of the Siemens Regional Companies are available at

www.buildingtechnologies.siemens.com

.

Summary of Contents for RDF300 Series

Page 1: ...DF300 02 RDF340 RDF600 RDF300 02 VB RDF400 01 RDF600T Flush mounted room thermostats for Fan coils with LCD RDF300 RDF340 RDF400 RDF600 Basic Documentation Edition 4 0 CE1P3076en 2020 02 21 Smart Infrastructure ...

Page 2: ...s 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 ...

Page 3: ...Mounting instructions RDF3 RDF400 CE1M3076 M3163 Mounting instructions RDF600 CE1M3163 1 3 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 The contents ...

Page 4: ...he technical knowledge required to use our products as intended More information on the products and applications is available On the intranet Siemens employees only at https workspace sbt siemens com content 00001123 default aspx From the Siemens branch office near you www buildingtechnologies siemens com or from your system supplier From the support team at headquarters fieldsupport zug ch sbt s...

Page 5: ...ed square box with 60 3 mm fixing centers 2 2 Features Maintain room temperature via built in temperature sensor or external room temperature return air temperature sensor Automatic or manual changeover between heating and cooling mode Select applications via DIP switches Select operating mode via the operating mode button on the controller Single or 3 speed fan control automatic or manual Display...

Page 6: ...it LCD Infrared receiver 1 Suitable conduit box 2 on off 3pt DC 0 10V RDF300 RDF300 AC 230V ü ü square White RDF300 02 RDF300 02 AC 230V ü ü ü square White RDF300 02 VB S55770 T427 AC 230 V ü ü ü square Black RDF400 01 RDF400 01 AC 230V ü ü ü ü ü square White RDF340 RDF340 AC 24V ü square White RDF600 S55770 T291 AC 230V ü ü ü round White RDF600T S55770 T292 AC 230V ü ü ü ü ü round White 1 Infrare...

Page 7: ...2 5 mm STP23 4884 Electrical actuator 3 position for radiator valve SSA31 4893 Electrical actuator 3 position for small valve 2 5 mm SSP31 4864 Electrical actuator 3 position for small valve 5 5 mm SSB31 4891 Electrical actuator 3 position for 2 and 3 port valves V P45 SSC31 4895 Electrical actuator DC 0 10 V for radiator valves SSA61 4893 Electrical actuator DC 0 10 V for 2 and 3 port valves V P4...

Page 8: ...and cooled with 4 pipe fan coil units Heated or cooled with compressor in DX type equipment Heated or cooled with compressor in DX type equipment with electrical heater Heated and cooled with compressor in DX type equipment The RDF300 RDF400 RDF600 controls One single or 3 speed fan One or two on off valve actuators One on off valve actuator and one 1 stage electrical heater One 3 position valve a...

Page 9: ... is 2 K for heating mode and 1 K for cooling mode adjustable via parameters P30 and P31 The integral action time for continuous PI control is 5 minutes adjustable via parameter P35 The display shows the acquired room temperature or the setpoint for the current operating mode selectable via parameter P06 The factory setting displays the current room temperature Use parameter P04 to display the room...

Page 10: ...ng mode button if parameter P02 is set accordingly or if the external operating mode switchover contact is active e g window contact If the external operating mode switchover contact is active user operations are ineffective and OFF is displayed Control will then be according to Economy setpoints P11 and P12 In Protection mode the system is protected against frost factory setting 8 C can be disabl...

Page 11: ...25 C Cooling setpoint adjustable 18 25 C Heating setpoint adjustable 18 25 C P09 P10 Cooling settable 25 40 C Heating settable 5 21 C Cooling fixed 25 C P09 Heating fixed 21 C P10 If the Temporary setpoint function is enabled via parameter P69 the setpoint adjusted via the buttons is set back to the Comfort basic setpoint when the operating mode changes The factory setting for the Comfort basic se...

Page 12: ...lectrical heater ON 1 2 RDF300 RDF400 RDF600 2 pipe fan coil unit modulating DC 0 10 V heating or cooling ON 1 2 RDF340 2 pipe fan coil unit modulating DC 0 10 V heating or cooling with electrical heater ON 1 2 RDF340 3076D20 B1 M1 V1 T B2 T T B1 V1 M1 3171D21 T B2 E1 T B1 T B1 2 pipe fan coil unit modulating 3 position heating or cooling ON 1 2 RDF300 RDF400 RDF600 4 pipe fan coil unit ON OFF hea...

Page 13: ...1 2 RDF340 Chilled heated ceiling modulating DC 0 10 V heating or cooling with electrical heater ON 1 2 RDF340 3191S11 N1 T B1 T B2 T D3 V1 3191S12 N1 T E1 B1 T B2 T D3 V1 Chilled heated ceiling modulating 3 position heating or cooling ON 1 2 RDF300 RDF400 RDF600 Chilled ceiling and radiator ON OFF heating and cooling ON 1 2 RDF300 RDF400 RDF600 ON 1 2 RDF340 3191S11 N1 T B1 T B2 T D3 V1 3191S13 N...

Page 14: ... T B1 T D3 3181S32 N1 T E1 B1 T D3 1 stage compressor ON OFF heating and cooling ON 1 2 RDF300 RDF400 RDF600 3181S35 N1 T B1 T D3 N1 Thermostat Terminal Y10 Y11 Heating H C or Heating Cooling Terminal Y20 Y21 Cooling H C B1 Return air temperature sensor or external room temperature sensor optional E1 Electrical heater D3 Dewpoint sensor Note The diagrams above show only the water based fan coil ap...

Page 15: ...eplaced by an external switch for manual remote changeover Contact open à heating mode Contact closed à cooling mode The sensor or switch can be connected to the input terminal of X2 factory setting or X1 depending on the commissioning of inputs X1 and X2 See also section 4 9 Multifunctional input The controller acquires the room temperature via built in sensor external room temperature sensor QAA...

Page 16: ...osed until the floor temperature drops to 2K below the parameterized limit This function is factory set to OFF disabled Input X1 or X2 must be commissioned accordingly P38 or P40 1 See section 4 9 Multifunctional input Parameter P51 External temperature sensor available Source for display of room temperature Output control according to Floor temp limit function OFF No Built in sensor Built in sens...

Page 17: ...nd cooling mode e g 4 pipe system P01 4 The relevant modes are available and can be adjusted via commissioning parameter Control sequence P01 depending on the selected application Sequence Parameter P01 0 P01 1 P01 2 P01 3 P01 4 Mode Available for Heating mode Cooling mode 2 pipe with el heater Manually select heating or cooling mode Automatic heating cooling changeover via external water temperat...

Page 18: ...de Cooling mode T C Room temperature SDH Switching differential Heating w Room temperature setpoint SDC Switching differential Cooling V1 Control command Valve or Compressor The diagram below shows the control sequence for continuous PI control Heating mode Cooling mode T C Room temperature XpH Proportional band Heating w Room temperature setpoint XpC Proportional band Cooling V1 Control command V...

Page 19: ...he electrical heater receives an ON command if the temperature is below setpoint setpoint differential setpoint for electrical heater The electrical heater is active in heating mode only and the control output for the valve is permanently disabled when manual changeover is selected P01 2 Remote enabling disabling of the electrical heater is possible via digital input X1 X2 for tariff regulations e...

Page 20: ...e automatic changeover heating or heating only Cooling mode man auto changeover cooling or cooling only Heating mode with manual changeover P01 2 manual changeover heating T C Room temperature W Room temperature setpoint V1 Control command Valve E1 Control command electrical heater XpH Proportional band Heating XpC Proportional band Cooling Xdz Dead zone wD Setpoint differential The diagrams only ...

Page 21: ...P01 3 This mode is used for Main and Secondary application which equates to a 4 pipe fan coil unit system with different capacity for heating and cooling coils The water circuit is changed to optimize the energy exchange depending on the season summer winter T B1 V2 V1 M1 3076D23 T B2 The diagram below shows the control sequence for on off 2 position control Heating and cooling mode P01 4 or 3 T C...

Page 22: ...t V1 Control command Valve Heating V2 Control command Valve Cooling XpH Proportional band Heating XpC Proportional band Cooling Xdz Dead zone Heating mode with manual selection P01 2 Cooling mode with manual selection P1 2 This function 4 pipe modulating is only available with RDF340 2 analog outputs DC 0 10 V are required The diagrams only show the PI thermostat s proportional part For the fan se...

Page 23: ...stable via parameter P44 from 50 240 seconds 1 When the controller gets powered up a closing command for the actuator runtime 150 is provided to ensure that the actuator fully closes and synchronizes to the control algorithm RDF3 4 SW 3 1 20 2 When the controller calculates the positions fully close or fully open the actuator runtime is extended 150 to ensure the right actuator position synchroniz...

Page 24: ...rtional band Heating XpC Proportional band Cooling Xdz Dead zone Note The diagram only shows the PI controller s proportional part In applications with on off control 2 position 1 The switching point for low fan speed Q1 is synchronized to the heating cooling output Parameter Switching point fan speed low P57 is not relevant 2 The maximal switching range of the fan XpHFan XpCFan is defined by the ...

Page 25: ...ed to avoid damage from moisture due to a lack of air circu lation or to allow a return air sensor to measure the correct room temperature Y t h mm Q1 0 10385D22en Periodic fan kick Minimum on time Periodic fan kick Minimum on time The periodic fan kick time can be selected individually for Comfort mode via parameter P60 and for Economy mode via parameter P61 Note Fan kick value 0 means the fan ru...

Page 26: ... impact controller operations which continues to run normally The service interval can be set via parameter P62 The clean filter reminder is reset when the operating mode is manually set to Protection respectively In Auto Timer mode default fan mode is automatic The fan mode can be changed to manual by pushing the FAN button The fan returns to the automatic default mode after each switchover from ...

Page 27: ...h can also be connected rather than a sensor switch closed cooling see section 4 5 AI DI 3 Operating mode switchover Digital input to switch over the operating mode to Economy If the operating mode switchover contact is active user operations are ineffective and OFF is displayed DI 4 Dewpoint monitor Digital input for a dewpoint sensor to detect condensation Cooling is stopped if condensation occu...

Page 28: ...mer for Comfort mode Auto Timer for Economy mode Each timer has a Comfort mode start and end time that can be applied to one or several weekdays To adjust the time schedule press the button for 3 seconds to go to the programmable timer setting mode This mode is indicated by Ax x auto timer 1 8 and the time flashes Proceed as follows for each Auto Timer 1 The and symbols are displayed Press or to a...

Page 29: ...Mo 1 Fr 5 06 30 08 30 A1 17 30 22 30 A2 Sa 6 08 00 23 00 A3 Su 7 08 00 22 30 A4 For the remainder the controller is in Economy mode Timers A5 A8 are open no default setting The setting of these timers can be changed to individual needs The default setting can be reloaded any time 1 Set the controller to Protection 2 Press and simultaneously for 3 seconds Release and press twice within 2 seconds Th...

Page 30: ...tside the measuring range i e above 49 C or below 0 C the limiting temperatures flash e g 0 C or 49 C Output Y11 is energized if the current setpoint is not set to OFF the controller is in heating mode and the temperature is below 0 C For all other cases output Y11 is de energized The controller resumes Comfort mode after the temperature returns to within the measuring range In the event of a powe...

Page 31: ...ameters can also be set during operation without opening the unit In the event of a power failure all control parameter settings are retained The control parameters are divided in two levels Service level and Expert level including Diagnostic and Test The Service level contains a small set of parameters to set up the controller for the HVAC system and to adjust the user interface These parameters ...

Page 32: ... RDF340 RDF400 RDF600T Service Level P01 Control sequence 2 pipe 0 3 1 Cool only 4 pipe 2 4 4 Heat Cool 0 Heating only 1 Cooling only 2 Manual H C 3 Auto changeover 4 Heating cooling ü ü ü P02 Mode selection via user operating mode button 1 Stb Comf 1 Stb Comf 2 Stb Comf Eco ü ü ü P04 Selection of C or F C 0 0 C or 1 F ü ü ü P05 Sensor calibration 0 0 K 3 3 K ü ü ü P06 Standard temperature display...

Page 33: ...Fan operation 1 Enabled 0 Disabled 1 Enabled 2 Only in heating 3 Only in cooling ü ü ü P53 Fan speed 2 3 speed 1 1 speed 2 3 speed ü ü ü P54 Fan overrun time only when electrical heater is used 60 sec 0 300 sec ü ü ü P55 Switching point fan speed high 100 80 100 ü ü ü P56 Switching point fan speed med 65 30 75 ü ü ü P57 Switching point fan speed low 10 1 15 ü ü ü P58 Fan start kick ON ON enabled O...

Page 34: ... rated for AC 230 V on RDF300 RDF400 RDF600 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 Isolate the cables of SELV inputs X1 M X2 M if the conduit box carries AC 230 V mains voltage Inputs X1 M or X2 M of different units e g summer winter switch may be connected in parallel with an external switch Consider overall maximum c...

Page 35: ...tening its life Recalibrate the temperature sensor if the room temperature displayed on the controller does not match the room temperature measured To do this change parameter P05 We recommend to review the setpoints and setpoint ranges parameters P08 P12 and change them as needed to achieve maximum comfort and save energy 5 2 Operating Instructions See the operating instructions B3076 enclosed wi...

Page 36: ...put for compressor or output for electrical heater X1 X2 Multifunctional input for temperature sensor e g QAH11 1 or potential free switch M Measuring neutral for sensor and switch G X1 M G0 Q1 Q2 Q3 Y10 G0 SELV Y20 X2 L G G0 Operating voltage controller AC 24 V L Operating voltage for fan AC 230 V Q1 Control output Fan speed 1 AC 230 V Q2 Control output Fan speed 2 AC 230 V Q3 Control output Fan ...

Page 37: ...emperature changeover sensor etc Application 4 pipe fan coil units M1 3 speed fan N1 Room thermostat RDF300 RDF400 RDF600 V1 Zone valve Heating V2 Zone valve Cooling S1 S2 Switch keycard window contact etc B1 B2 Temperature sensor return air temperature external room temperature changeover sensor etc Application 2 pipe fan coil units 3 position M1 3 speed fan N1 Room thermostat RDF300 RDF400 RDF60...

Page 38: ...ing 2 pipe el heater M1 3 speed fan N1 Room thermostat RDF300 RDF400 RDF600 C1 Compressor E1 Electrical heater S1 S2 Switch keycard window contact etc B1 B2 Temperature sensor return air temperature external room temperature sensor etc Application Compressor in DX type equipment heating and cooling DIP setting 4 pipe M1 3 speed fan N1 Room thermostat RDF300 RDF400 RDF600 C1 Compressor Heating C2 C...

Page 39: ...sensor return air temperature external room temperature changeover sensor etc Application 4 pipe fan coil units V1 V2 M1 3 speed fan N1 Room thermostat RDF340 V1 Zone valve Heating V2 Zone valve Cooling S1 S2 Switch keycard window contact etc B1 B2 Temperature sensor return air temperature external room temperature changeover sensor etc Application 4 pipe fan coil units with single speed fan Note ...

Page 40: ...tpoint control parameters and time of day 4 Auto Timer program 5 Protection 6 Set time of day and weekday 7 Confirm 8 Infrared receiver 1 Operating mode Protection mode AUTO Auto Timer mode Comfort mode Economy mode only on RDF400 RDF600T 2 Display room temperature setpoints and control parameters Symbol used to display the current room temperature 3 Heating cooling mode Cooling mode Heating mode ...

Page 41: ... RDF340 RDF400 RDF600 Basic Documentation CE1P3076 en Smart Infrastructure 2020 02 21 7 1 Dimensions Dimensions in mm RDF3 RDF400 RDF600 86 86 3076M01 86 86 3076M01 3076M02 14 30 16 3076M12 67 52 60 3076M03 8 0 3076M13_01 ...

Page 42: ...rough terminal L Qx Yxx Max 7 A Multifunctional input X1 M X2 M Temperature sensor input Type Temperature range Cable length Digital input Operating action Contact sensing Parallel connection of several thermostats for one switch Insulation against mains voltage SELV NTC 3 kW at 25 C 0 49 C Max 80 m Selectable N O N C SELV DC 0 5 V max 5 mA Max 20 thermostats per switch 4 kV reinforced insulation ...

Page 43: ...6_1 RDF4 CE1T3076xx_2 RDF600 CE1T3076xx_3 RCM Conformity RDF3 RDF600 A5W90002894 A RDF600 CE1T3076en C Protective class II as per EN 60730 1 Pollution class Normal Housing flammability class according to UL94 V 0 Degree of protection of housing IP 30 to EN 60529 The product environmental declarations CE1E3076_1en RDF3 A5W00085839A RDF300 02 VB CE1E3076_2en RDF4 CE1E3076_4en RDF600 contain data on ...

Page 44: ... on time 26 Fan operation as per heating cooling mode or disabled 25 Fan operation in dead zone 26 Fan overrun 26 Fan start 26 Floor heating limitation function 17 H Heat cool changeover 28 Heating and cooling mode 18 Heating mode 18 I Infrared receiver 7 Integral action time 10 K Key lock 17 M Manual changeover 20 Manually select heating or cooling mode 18 Minimum output 17 Modulating output 19 M...

Page 45: ...on CE1P3076 en Smart Infrastructure 2020 02 21 Set timers 29 Setpoint and range limitation 36 Setpoint limitation 12 Switching differential 10 T Temperature out of range 31 Temporary setpoint 12 Test 32 Time program 7 U Universal application 16 V View timers 30 ...

Page 46: ...ructure 2020 02 21 Issued by Siemens Switzerland Ltd Smart Infrastructure Global Headquarters Theilerstrasse 1a CH 6300 Zug Tel 41 58 724 2424 www siemens com buildingtechnologies Siemens Switzerland Ltd 2008 2020 Technical specifications and availability subject to change without notice ...

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