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Siemens KNX RDG400KN Basic Documentation
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Siemens KNX RDG400KN Basic Documentation

Room thermostats with communications
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Room thermostats with KNX communications
RDG400KN,RDG405KN
Basic Documentation
Edition: 4.0
CE1P3192en
2019-04-12
Siemens
Smart Infrastructure
RDG400KN,RDG405KN Basic documentation
Smart Infrastructure
1 / 86
CE1P3192en
2019-04-12

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Summary of Contents for Siemens KNX RDG400KN

  • Page 1 Room thermostats with KNX communications RDG400KN,RDG405KN Basic Documentation Edition: 4.0 CE1P3192en Smart Infrastructure 2019-04-12 1 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 2: Table Of Contents

    Control outputs ..................47 3.7.1 Overview ..................... 47 3.7.2 Control output for air flow ..............47 3.7.3 Control output for electric heater, radiator and heating/ cooling coil ..48 2 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 3 Operation and monitoring with OZW772 ..........80 Connection ..................80 Connection terminals ................80 Connection diagrams ................81 Mechanical design ................81 General ....................81 Dimensions ..................82 Technical data ..................83 3 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 4: About This Document

    Handbook for Home and Building Control – Basic Principles KNX Manual (www.knx.org/uk/news-press/publications/publications/) Synco and KNX (see CE1N3127 KNX bus, Data Sheet www.siemens.com/synco) CE1P3127 Communication via the KNX bus for Synco 700, 900 and RXB/RXL, Basic Documentation XLS template Planning and commissioning protocol,...

  • Page 5: How To Find Rdg400Kn/Rdg405Kn Applications In Hit

    Before you start 1.4.1 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. 1.4.2 Quality assurance This document was prepared with great care.

  • Page 6: Target Audience, Prerequisites

    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. Target audience, prerequisites This document assumes that users of the RDG..KNX room thermostats are familiar with the ETS and/or Synco ACS tools and are able to use them.

  • Page 7: Summary

    /VOC sensor (DC 0...10 V or KNX LTE- and S-Mode) · Window contact (RDG405KN) · Presence detector (RDG405KN) · Receive temperature via bus (RDG405KN) · Selectable DC input (RDG405KN) 7 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 8 · Feedback of air damper position via KNX bus or a DC 0...10V input for optimization of pressure control · Floor heating temperature limitation · Reloading factory settings for commissioning and control parameters 8 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 9: Integration Via Knx Bus

    S-Mode data points of the central apartment unit, additional room information can be exchanged with the room thermostat via KNX TP1 (RF function is not available on the room thermostats). To make the integration, the ETS engineering tool is required. 9 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 10 G..B181..1E/KN VAV compact controller for KNX LTE-Mode Desigo and third-party The RDG..KNX devices can be integrated into the Siemens building automation systems and control systems (BACS) Desigo or 3rd-party systems. For integration, either S- Mode (group addressing) or individual addressing can be used. The workflow for integration into Desigo is the same as with standard KNX devices.

  • Page 11: Equipment Combinations

    GLB161.. GLB131.. GMA161.. GMA131.. 4614 Damper actuators GEB161.. DC 0…10 V and 3-position 4621 GEB131.. GCA161.. 4613 GCA131.. GBB161.. GBB131.. 4626 GIB161.. GIB131.. GDB181.1E/3 VAV compact controller 3544 GLB181.1E/3 11 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 12: Accessories

    Product No/ Data Description Stock No. Sheet KNX power supply unit 160 mA (Siemens BT LV) 5WG1 125-1AB02 KNX power supply unit 320 mA (Siemens BT LV) 5WG1 125-1AB12 KNX power supply unit 640 mA (Siemens BT LV) 5WG1 125-1AB22...

  • Page 13: Functions

    P07 = 3 or 4. The display is either in 12- or 24-hour format. Time of day via bus The information can be received from a Synco controller with time master 13 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 14: Iaq Control (Rdg405Kn Only)

    Vmin: Minimum flow Vmax: Maximum flow Factory Parameter Object Description Values setting (VOC) setpoint (VOC) setpoint OFF(0)…5000 ppm 1000 Proportional band between (VOC) P-band Xp 10…2000 ppm Vmin and Vmax Notes 14 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 15 Selection P07 = 6: CO concentration in ppm The CO concentration is shown on the second line with the ppm symbol. Minimum display: 100 ppm Maximum display: 5000 ppm 15 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 16: Operating Modes

    P11 and P12. The thermostat switches to Economy mode when ... – the operating mode button is pressed (only possible if P02 = 2), – Economy is sent via bus, 16 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 17 – "Window state" is sent to the RDG405KN via bus (e.g. from a KNX switch) *) Note For details regarding the operating mode switchover contact (RDG40..KN), window contact (RDG405KN) and presence detector (RDG405KN), refer to section 3.2.1. 17 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 18: Different Ways To Influence The Operating Mode

    "Presence detector" sent via bus has the same effect as the bus (RDG405KN) local presence detector. Note: Only one input source must be used, either the local input X1-D1or the KNX bus. 18 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 19 P42 to 3. User operations are ineffective and OFF displays if the window contact is active. The function is also available via the KNX signal "Window state", e.g. from a KNX switch or a KNX presence detector. Room operating mode: Window state 19 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 20 To activate the function, keep the left button pressed and, within 3 seconds, turn the rotary knob … · clockwise for extended presence, · counterclockwise for extended absence. 20 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 21: Communication Examples

    – Lunch break from 12:00 to 13:00 (Precomfort) The substitution (P88) for Precomfort via bus is set on the thermostat as follows: – Room 1: Comfort (1) – Room 2: Economy (0) 21 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 22 12:00 13:00 17:00 20:00 06:00 08:00 Comfort me schedule Precomfort Economy Protection Window open Window contact Room 1 Window closed Comfort Effective room operating mode Room 1 Economy Protection 22 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 23 Room operating Precomfort mode Economy Protection Operating mode Pressed button on the thermostat Window open Window contact Room 2 Window closed Comfort Effective room operating mode Room 2 Economy Protection 23 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 24 Precomfort mode Economy Protection (holidays or special days) Presence Occupied detector Unoccupied Window contact Window open Room 3 Window closed Comfort Actual room operating mode Economy Room 3 Protection 24 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 25: Room Temperature Setpoints

    · If the minimum limit P09 is set lower than the maximum limit P10, both heating P09 < P10 (comfort concept) and cooling are adjustable between these 2 limits · The customer adjusts the desired setpoint and the thermostat controls the room temperature accordingly 25 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 26 The Economy setpoints are accessible at the Service level (P11, P12), the Protection setpoints at the Expert level (P65, P66). 26 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 27: Setting And Readjusting Setpoints

    "Room temperature: Economy setpoints" to as group object in the ETS tool The current setpoint (used by the thermostat for temperature control) is available on the bus for use in the central control unit. Current setpoint 27 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 28 0.5 K between them · The result of local and central shift, together with the room operating mode, is used by the thermostat for temperature control (current setpoint) 28 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 29: Applications Overview

    - P47 is used to change the air damper output from DC 0...10 V (factory setting) to 3-position - P46 is used to change the valve output from On/Off (factory setting) to PWM 29 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 30: Applications With Supply And Extract Air

    · The current air damper position of one VAV compact controller is transmitted to air damper position feedback via U1 input U1 and via KNX for primary air optimization · This application requires analog VAV compact controllers (noncommunicating) Supply air Extract air 30 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 31: Additional Functions

    (inside the hysteresis), the thermostat starts in the previous mode The water/air temperature is acquired at 30-second intervals and the operating state is updated accordingly. T [°C] M Operating mode Cooling mode Water temperature Heating mode Changeover switch 31 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 32 A dewpoint sensor with a potential-free contact is connected to multifunctional input X1 or D1. If there is condensation, the cooling valve is fully closed until no more condensation is detected, and the cooling output is disabled temporarily. 32 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 33: Control Sequences

    For the relation between setpoints and sequences, refer to section 3.6.9. Note Air sequence vs. water Application Parameter P01 influences the ... sequence Single-duct Air sequence Single-duct and electric heater 33 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 34: Hysteresis: Behavior Of Heating And Cooling

    1 = Heat 0 = Cool 100% Wheat = current setpoint heating Wheat Wcool Wcool = current setpoint cooling 34 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 35: Application Mode

    3K < Current room temperature. Function is deactivated when: The current room temperature < Calculate Comfort heating setpoin or The supply air temperature plus 2K > Current room temperature 35 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 36: Minimum And Maximum Air Volume

    If Vmin is greater than 0, a minimum air flow Vmin is ensured in both Comfort and Economy mode. In Protection mode (or Economy with setpoint = OFF), Vmin is fixed to 0. Comfort or Economy mode Protection mode: Vmin always = 0 36 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 37: Single-Duct Applications

    Room temperature setpoint Proportional band "Cooling" Control command Actuator Vmin Minimum limitation for output Vmax Maximum limitation for output · The diagrams only show the PI controller’s proportional part Notes 37 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 38: Single-Duct Applications With Electric Heater

    60 seconds). In connection with a Synco primary controller it will be ensured that the primary fan keeps running during the fan overrun time (also refer to section 3.10.10). 38 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 39 TR [°C] TR [°C] 10.0 mm 100% TR [°C] TR [°C] On/Off electric heater RDG405KN Modulating electric heater RDG405KN 1-stage heating: Changeover air is recognized as cooling or neutral 39 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 40 · Switching between heating and cooling depends on the setpoints and the room temperature (see section 3.6.2) Setting the sequence and the control outputs Refer to sections 0, 3.6.1 and 3.7. 40 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 41: Single-Duct Applications With Radiator Or Floor Heating

    Proportional band heating Room temperature Proportional band cooling Effective setpoint Comfort Vmin Minimum volume output Heating sequence Vmax Maximum volume output Cooling sequence Switching differential radiator Volume flow rate Radiator/floor heating 41 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 42 · Switching between heating and cooling depends on the setpoints and the room temperature (see section 3.6.2) Setting the sequence and the control outputs Refer to sections 0, 3.6.1 and 3.7. 42 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 43: Single-Duct Applications With Heating/Cooling Coil

    Comfort setpoint when heating sequence active Vmin Minimum volume output Vmax Maximum volume output Comfort setpoint when cooling sequence active Switching differential heating Heating sequence Cooling sequence Volume flow rate 43 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 44 · Switching between heating and cooling depends on the setpoints and the room temperature (see section 3.6.2) Setting the sequence and the control outputs Refer to sections 0, 3.6.1 and 3.7. 44 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 45: Setpoints And Sequences

    The dead zone can be adjusted via P33. CoolEco/Prot 1) Single-duct: A dead zone can be set also. In this case, the diagram is the same as for single-duct with electric heater 45 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 46: Applications With External Aqr Sensor Or Qmx Room Operator Unit (Rdg405Kn)

    One sensor can deliver data to several thermostats. Note For commissioning with ACS V10 software: Set the same geographical zone on the RDG.. and the Siemens KNX sensor AQR.. · In the corresponding geographical/time switch zone, the RDG405KN is shown under "Slaves"...

  • Page 47: Control Outputs

    When the actuator reaches the position calculated by the thermostat, a waiting time of 30 seconds is observed to stabilize the outputs. Note "Opening" synchronization is available for valve outputs only. 47 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 48: Control Output For Electric Heater, Radiator And Heating/ Cooling Coil

    Signal converter SEM61.4 (see Data Sheet N5102) Current valve SEA45.1 (see Data Sheet N4937) K… Safety loop (e.g. safety thermostat and high-temperature cutout) Very fast-acting fuse F… Overcurrent trip 48 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 49 To avoid burn-off of mechanical contacts by frequent switching, use a current valve (e.g. SEA45.1) in place of a relay or contactor. Note! For PWM, the integral time (P35) must be set to 0. 49 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 50: Control Outputs Configuration (Setting Via Dip Switches 4 And 5 Or Tool, And P46

    For details concerning connection of peripheral devices and setting of the DIP switches, refer to the Mounting Instructions M3192 [3]. Example Single-duct with 3-position damper actuator: P47 = 1 Application Y1/Y2 = Control output 3-position VAV = 3-position 50 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 51: Multifunctional Input, Digital Input

    X1-D1 (also refer to section 3.2). Dewpoint Digital input for a dewpoint sensor to detect monitor condensation. Cooling is stopped if condensation occurs. 51 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 52 The present air damper position is transmitted on the KNX bus. VAV air damper For communication settings (geographical zone, air distribution zone), see sections position 3.10.2 and 3.10.3. (KNX LTE-Mode only) (RDG400KN, RDG405KN) 52 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 53: Handling Faults

    LTE-Mode was specifically designed to simplify engineering. Unlike with S-Mode, there is no need to create the individual connections (group addresses) in the tool. The devices autonomously establish connections. 53 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 54 · LTE-Mode data points and settings are described in the Synco Application Manual [12] · To engineer and commission a specific system, use the Synco700 planning and commissioning protocol (XLS table in HIT) [7] 54 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 55: Zone Addressing In Lte-Mode (In Connection With Synco)

    G = geographical zone (P82, P83) D: 002 D: 001 G: 2.1.1 G: 3.1.1 (Apartment.Room.Subzone) Heat distribution zone Information related specifically to the hot water system in heating coils 55 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 56: Example Of Heating And Cooling Demand Zone

    Heat distr zone 2 Heat distr zone 2 Heat distr zone 2 Heat distr zone 2 Setting values Controller 1 Controller 2 Controller 3 Controller 4 Controller 5 Controller 6 56 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 57: Send Heartbeat And Receive Timeout

    KNX network, since not all thermostats transmit data at the same time. The delay (T ) is determined by the thermostat's device address. WaitDevice After the delay, the device starts to send. 57 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 58: Heating And Cooling Demand

    General rule: In case of insufficient air flow, the thermostat cannot protect the electric heater against overtemperature. For this reason, the heater must be equipped with a separate safety device (thermal cutout). 58 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 59: Primary Fan Overrun After Switching Off The Electric Heater

    Default alarm texts are stored in the thermostat’s non-volatile memory and can be adjusted using the ACS tool This error will not be sent on the bus (because there is no bus!) 59 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 60: Emergency Control (Lte-Mode Only)

    Geographical zone (room) Air distribution zone For information on applications with supply air and extract air, refer to section 3.4.1. For details on KNX parameters in LTE-Mode, refer to section 3.10.3. 60 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 61: Communication Objects (S-Mode)

    Input and output communication object 8-bit and 1-bit object available, selectable via parameter in ETS Availability depending on selected application/function Only on RDG405KN Transmit only on RDG400KN Transmit and Receive on RDG405KN 61 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 62: Description Of Communication Objects

    Protection Switch the HVAC mode to either Comfort, Economy or Protection. Room operating Comfort 20.102 mode: State Economy 1 Byte Cooling output 0…100% 5.001 primary 1 Byte Protection 62 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 63 U1: 0..10V 0…100% 5.001 8 bit 63 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Building Technologies Error! Use the Home tab to apply Überschrift 1 to the text that you want to appear here. 2019-04-12...

  • Page 64: Communication Objects (Lte-Mode)

    Fault transmission Fault information Fault text Outside air temp. zone Outside temperature fix 31 Note: 1) Available depending on selected application 2) Available only on RDG.. 3) Only for RDG405KN 64 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 65: Control Parameters

    The factory setting for the control parameters can be reloaded via P71 by changing the value to "On". Confirm by pressing the right button. Then, 8888 displays during reloading. 65 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 66: Parameter Setting/Download Via Tool

    (for RDG405KN) and version V10.02.080 or higher (for RDG400KN with SW version ≥ V1.14) Connecting a KNX tool Connecting a KNX commissioning/operating tool to the RDG.. is described in section 4.2. 66 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 67: Parameters Of The Service Level

    1 = Auto lock ü ü 2 = Manual lock OFF(0)…5000 ppm (VOC) Setpoint 1000 ü 10…2000 ppm (VOC) P-band Xp ü Note Parameter display depends on selected application and function. 67 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 68: Parameters Of The Expert Level With Diagnostics And Test

    Protection cooling setpoint OFF, WHeatProt… 40; WHeatProt = 5°C min. ü ü Temporary Comfort mode 0 (= Off) 0...360 min ü ü Temporary Comfort setpoint OFF = Disabled ON = Enabled 68 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 69 CLO = Output Y2 forced closing ü ü Software version Ux.xx is displayed 3) This parameter can only be quit when the setting is back at "---". Press the left button to escape 69 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 70: Handling

    · Isolate the cables of KNX communication input CE+/CE- for AC 230 V if the conduit box carries AC 230 V mains voltage · Disconnect the unit from power supply before removing it from its mounting plate 70 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 71: Commissioning

    – RS232 KNX interface (e.g. SiemensUP146/02, UP152) – OCI702 USB-KNX interface Note An external KNX bus power supply is required if an RDG.. is connected directly to a tool (ACS or ETS) via KNX interface. 71 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 72 Each device bears a unique KNX serial number at the rear. An additional sticker with the same KNX serial number is enclosed in the packa- ging box. This sticker is intended for installers for documentation purposes. 72 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure...

  • Page 73: Operation

    Turn the rotary knob counterclockwise minimum ½ rotation. Pxx displays. Continue with step 2 Press left and right button simultane- Enter (KNX) programming mode. ously for 6 seconds 73 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 74 Fresh air (RDG405KN) weekday Information Indicates that room temperature is displayed am and pm: Real time clock in either 24- or 12-hour (am/pm) mode am/pm ppm: CO external sensor value (RDG405KN) 74 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 75: Remote Operation

    3. The Plant type (application), Control Sequence and other control parameters ([Pxx] description) can be downloaded. ETS 4 or higher version is used to download the application and parameters Notes 75 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 76: Acs790

    STOP higher! 5.2.1 Parameter settings in ACS In the ACS tool, select Plant, then Open to open the plant. To start the parameter settings, select Applications, then Parameter settings…: 76 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 77: Operation And Monitoring With Acs

    Operation and monitoring with ACS In the ACS tool, select Plant, then Open to open the plant. To start monitoring and operation, select Applications, then Plant operation – Standard popcard 77 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 78 · Only control parameter can be changed, no application! Plant diagram in The ACS tool offers plant diagrams for easy monitoring and operation of the thermostat. To start this application, select Standard diagram. 78 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 79 The ACS tool provides standard plant diagrams for RDG..KNX room thermostats, which depend on the configuration as follows: Plant type Application Single-duct Single-duct with electric heater Single-duct with radiator Single-duct with heating/ cooling coil 79 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 80: Operation And Monitoring With Ozw772

    (Note: G0 is the measuring neutral for U1!) Multifunctional input for potential-free switch. D1-GND Factory setting: Operating mode switchover contact (function can be selected via P42) KNX data + KNX data – 80 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 81: Connection Diagrams

    · Mounting plate with the screw terminals The housing engages in the mounting plate and is secured with 2 screws. 4. Operating mode selector/Esc For operation, refer to section 4.3. 81 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 82: Dimensions

    Dimensions Dimensions in mm 28.3 28.3 28.3 28.3 128.0 27.7 28.3 16.0 28.5 93.0 28.2 27.8 30.8 82 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...

  • Page 83: Technical Data

    Heating mode (P30) 2 K (0.5...6 K) Cooling mode (P31) 1 K (0.5...6 K) Setpoint setting and setpoint range Comfort (P08) 21 °C (70 ˚F) (5…40 °C) (41…104 ˚F) 83 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 84 Solid wires or stranded wires General with ferrules 1 x 0.4…2.5 mm or 2 x 0.4…1.5 mm Housing front color RAL 9003 white Weight without/with packaging 0.237 kg/0.360 kg 84 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure 2019-04-12...
  • Page 85 Download via tool ..........66 Monitoring with OZW772 ........81 Mounting and installation ........70 Multifunctional inputs .......... 51 Effect of Protection via time schedule ....19 Electric heater ............. 38 85 / 86 Siemens RDG400KN,RDG405KN Basic documentation CE1P3192en Smart Infrastructure Index 2019-04-12...
  • Page 86 Radiator .............. 41 Remote heating/cooling changeover ....31 Remote operation ..........81 Window state........... 17, 18, 51 © Siemens Switzerland Ltd, 2010 - 2019 Siemens Switzerland Ltd Technical specifications and availability subject to change without notice. Smart Infrastructure Global Headquarters...

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