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Siemens

RDG400KN,RGD405KN Basic documentation

CE1P3192en

Building Technologies

2017-02-17

6.2 Connection

diagrams

Application

N1 Room thermostat RDG4..KN
V1 Damper actuator or VAV compact controller:

DC 0…10 V or 3-position,
VAV compact controller KNX

V2 Electric heater, radiator

or heating/cooling valve:
DC 0…10 V, 2-position, PWM or 3-position

S1 Switch (keycard, window contact, etc.)
U1 DC 0…10 V input feedback signal for current

air damper position
DC 0…10 V input for CO

VOC sensor

(0…2000 ppm) (RDG405KN)

S3 Switch at SELV input

(keycard, window contact)

B1 Temperature sensor (return air temperature,

external room temperature, changeover
sensor, etc.)

B2 CO

sensor (0…2000 ppm) (RDG405KN)

CE+ KNX data +
CE- KNX data –

Single-duct

Single-duct with
electric heater,
radiator or
heating/cooling
valve

7. Mechanical

design

7.1 General

The room thermostat consists of 2 parts:

∂

Plastic housing with electronics, operating elements and room temperature

sensor

∂

Mounting plate with the screw terminals

The housing engages in the mounting plate and is secured with 2 screws.

Operating mode selector/Esc

For operation, refer to section 4.3.

Summary of Contents for RDG400KN

Page 1: ...G400KN RGD405KN Basic documentation CE1P3192en Building Technologies 2017 02 17 s Room thermostats with KNX communications RDG400KN RGD405KN Basic Documentation Edition 3 1 CE1P3192en 2017 02 17 Building Technologies ...

Page 2: ...ating mode 18 3 2 2 Communication examples 21 3 3 Room temperature setpoints 25 3 3 1 Description 25 3 3 2 Setting and readjusting setpoints 27 3 4 Applications overview 29 3 4 1 Applications with supply and extract air 30 3 5 Additional functions 31 3 6 Control sequences 33 3 6 1 Sequences overview setting via P01 33 3 6 2 Hysteresis Behavior of heating and cooling 34 3 6 3 Application mode 35 3 ...

Page 3: ...gency control LTE Mode only 60 3 10 13 Application with VAV compact controller KNX LTE Mode only 60 3 11 Communication objects S Mode 61 3 11 1 Overview 61 3 11 2 Description of communication objects 62 3 12 Communication objects LTE Mode 64 3 13 Control parameters 65 3 13 1 Parameter setting via local HMI 65 3 13 2 Parameter setting download via tool 66 3 13 3 Parameters of the Service level 67 3...

Page 4: ...ta Sheet 2 CE1B3192 Operating Instructions 3 CE1M3192 Mounting Instructions KNX Manual 4 Handbook for Home and Building Control Basic Principles www knx org uk news press publications publications Synco and KNX see www siemens com synco 5 CE1N3127 KNX bus Data Sheet 6 CE1P3127 Communication via the KNX bus for Synco 700 900 and RXB RXL Basic Documentation 7 XLS template in HIT Planning and commiss...

Page 5: ...test document revision date 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 1 4 3 Document use request to the reader Before using our products it is important that you read the docum...

Page 6: ...fied by the KNX Association see www konnex org For reference documentation refer to section 1 2 1 6 Glossary The inputs outputs and parameters of an application can be influenced in various ways These are identified by the following symbols in this document Parameters identified by this symbol are set using the ETS tool Parameters identified by this symbol are set using the ACS tool Setting RDG KN...

Page 7: ...th a fixed set of applications The required application is selected and activated during commissioning using one of the following tools Synco ACS ETS Local DIP switch and HMI Operating modes Comfort Economy energy saving and Protection Output for VAV box air damper VAV compact controller DC 0 10 V 3 position triac KNX LTE Mode Output for heating cooling coil On Off PWM or 3 position triac DC 0 10 ...

Page 8: ...ignal DC 0 10 V 3 position External CO2 sensor DC 0 10 V 0 2000 ppm RDG405KN External CO2 sensor KNX 0 5000 ppm RDG405KN Button lock automatic or manual 2 multifunctional inputs freely selectable for Operating mode switchover contact keycard window contact etc RDG400KN Window contact switching operating mode to Protection RDG405KN Presence detector switching operating mode to Comfort RDG405KN Sens...

Page 9: ...ant energy information e g with Synco 700 controllers e g heating cooling demand air damper position Alarming e g external fault contact condensation etc Monitoring input for temperature sensor or switch Engineering and commissioning can be performed using the local DIP switches HMI the Synco ACS tool the ETS The RDG room thermostats are especially tailored for integration into the Synco 700 syste...

Page 10: ...able which can be plugged into the service connector on a Synco controller RXB RXL Room controllers QAX Room unit for RXB RXL room controllers G B181 1E KN VAV compact controller for KNX LTE Mode The RDG KNX devices can be integrated into the Siemens building automation and control systems BACS Desigo or 3rd party systems For integration either S Mode group addressing or individual addressing can ...

Page 11: ...V for 2 and 3 port valves V P45 SSC61 4895 Electric actuator DC 0 10 V for small valve 2 5 mm V P47 SSP61 4864 Electric actuator DC 0 10 V for small valves 5 5 mm V P45 SSB61 4891 Electric actuator DC 0 10 V for Combi valve VPI46 SSA61 4893 Electromotoric actuator DC 0 10 V for valves 5 5 mm SAS61 4581 Thermal actuator DC 0 10 V for small vlves and radiator valves STP63 4884 Damper actuators DC 0 ...

Page 12: ...arallel running of more than one thermal actuator If several actuators are controlled by the same room thermostat preference should be given to motorized actuators with On Off or 3 position control For more information about parallel operation and the maximum number of actuators that can be used refer to the Data Sheets of the selected type of actuator and the following listing Maximum number of a...

Page 13: ...tting displays the current room temperature P04 is used to display the room temperature or setpoint in F rather than C as needed The acquired room temperature built in or external sensor is also available as information on the bus With automatic changeover or continuous heating cooling symbols indicate that the system currently heats or cools heating or cooling output activated With manual changeo...

Page 14: ... to the temperature It depends on which is higher the temperature demand or the CO2 level demand signal The function shall improve the indoor air quality by increasing the volumetric air flow or VAV output signal respectively If the IAQ value of the room is below the preset CO2 setpoint the VAV output signal is controlled in accordance with minimum flow If the IAQ value exceeds the CO2 setpoint th...

Page 15: ...es the CO2 value via KNX bus If both CO2 sources do not deliver a valid value the CO2 function is disabled S Mode has a higher priority than LTE Mode If the CO2 value comes from the bus the local DC 0 10 V value is not sent on the bus Receiving and sending the same S Mode object is not allowed The thermostat receives the CO2 LTE object when the corresponding geographical zone is selected The Fresh...

Page 16: ...lues of setpoint P19 and proportional band P20 Later based on the occupant s feeling these parameters can be readjusted for optimum room comfort 3 2 Operating modes The thermostat s operating mode can be influenced in different ways see below Specific heating and cooling setpoints are assigned to each operating mode The thermostat sends the effective room operating mode on the bus The following op...

Page 17: ...ate is sent via bus In Protection mode the system is protected against frost factory setting 8 C can be disabled or changed via P65 protected against overheating factory setting OFF can be enabled or changed via P66 No other operating mode can be selected locally if Protection mode is commanded from the time schedule via bus e g from RMB795 and are displayed The thermostat switches to Protection m...

Page 18: ...annot be overridden by the user nor by an operating mode switchover contact ƒ Operating mode switchover contact RDG400KN If the contact is closed the operating mode changes to Economy This overrides the operating mode on the thermostat ƒ Window contact RDG405KN If the contact is closed the operating mode changes to Protection This overrides the operating mode on the thermostat ƒ Window state via b...

Page 19: ... modes Economy is not available factory setting Suited for hotel guest rooms or commercial buildings If a time schedule via bus is available Comfort mode can be temporarily extended see below 2 Switching manually between 3 modes Suited for homes and rooms where manual switching to Economy mode is desired The thermostat can be forced into Economy mode e g when a window is opened when a presence det...

Page 20: ...at is commanded to Economy mode by a central time switch operating mode switchover via KNX or via local input X1 D1 The operating mode button switches the operating mode back to Comfort for the period preset via P68 Press the operating mode button again to stop the timer The following conditions must be fulfilled Mode selection via operating mode button is set to Protection Auto P02 1 and P68 exte...

Page 21: ...ating mode at the end of function P02 1 Auto or Comfort Extension Comfort Auto Auto or Comfort Absence Protection Auto P02 2 Auto Comfort or Economy Extension Comfort Auto Auto Comfort or Economy Absence Economy Auto Extension absence functions are not available in Protection mode 3 2 2 Communication examples The following examples show 2 typical applications of a central time schedule in connecti...

Page 22: ...ng in the morning has a direct impact on the effective room operating mode During lunch break the time schedule changes to Precomfort Comfort mode is maintained as set via parameter Transformation Precomfort P88 1 Time schedule Window contact Room 1 Effective room operating mode Room 1 Comfort Precomfort Economy Protection Window open Window closed Comfort Economy Protection 08 00 17 00 13 00 12 0...

Page 23: ...ges the operating mode to Comfort temporary Comfort extension by pressing the operating mode button 2 At 13 00 the timer is reset due to mode change of the central time schedule In the afternoon the user switches the thermostat off by pressing the operating mode button 3 At 17 00 the user setting is reset to Economy by the time schedule At 19 30 the user again extends the Comfort mode 4 At 20 00 t...

Page 24: ...cupied and Comfort mode is maintained occupancy via presence detector 4 The users open the window and exit the room for a short time The operating mode switches to Protection as long as the window is open 5 As soon as the room is unoccupied the thermostat switches to Economy 6 After this time period the occupancy detected by the presence detector has no effect and the central time schedule sets th...

Page 25: ...lso shows the symbol of the active sequence while the rotary knob is turned Setpoint and heating symbol show that the Comfort setpoint Heating is being adjusted Setpoint and cooling symbol show that the Comfort setpoint Cooling is being adjusted 3192z11 P33 w w Dead zone Setpoint heating sequence Setpoint cooling sequence Adjusting the Comfort setpoint via rotary knob causes a shift of the dead zo...

Page 26: ...tation P09 or P10 of the inactive sequence e g the thermostat is in the heating sequence and runs with the heating setpoint When the room temperature reaches P09 the thermostat switches to cooling mode and runs with the cooling setpoint as long as the room temperature does not drop below P10 Example 5癈 40癈 25癈 21癈 P09 P10 Cooling setpoint adjustable 25 40 C Heating setpoint adjustable 5 21 C Use P...

Page 27: ...g Current runtime setpoints in thermostat Setpoint adjustment New current runtime setpoints in thermostat Input LTE Mode 2 Input S Mode 3 Local ope ration 3 Comfort setpoint Setpoint shift H Setpoint shift C Comfort setpoint Rotary knob Comfort setpoint Economy Heating Economy Cooling Setpoint shift H Setpoint shift C Economy Heating Economy Cooling Protection Heating Protection Cooling Protection...

Page 28: ... in P08 P11 P12 and P33 Local shift and central shift are added together Applies only to Comfort and Economy setpoints Protection setpoints are not shifted centrally The resulting current setpoint heating and cooling is limited by the Protection setpoint if the Protection setpoint is OFF minimum 5 C and maximum 40 C are used The resulting setpoints for cooling and heating of the same operating mod...

Page 29: ...3 OFF 4 5 Single duct with electric heater DC 0 10 V damper actuator and On Off PWM or 3 position electric heater P47 0 3 position damper actuator and DC 0 10 V electric heater P47 1 VAV compact controller KNX LTE Mode and electric heater 3192S08 YE B1 T M V M V YV 1 ON 2 3 OFF 4 5 Single duct and radiator floor heating DC 0 10 V damper actuator and On Off PWM or 3 position radiator P47 0 3 positi...

Page 30: ...raphical zone air distribution zone of the RDG and the GDB KN need to be set accordingly Reference see 18 and section 3 10 13 This application requires VAV compact controllers with KNX LTE Mode Master supply air Slave extract air RDG output Y10 controls both VAV compact controllers for supply air and extract air The current air damper position of one VAV compact controller is transmitted to input ...

Page 31: ...d heating cooling information from the bus e g due to problems with data communication power failure etc the thermostat operates in the last valid operating mode heating or cooling If a cable temperature sensor QAH11 1 ARG86 3 is connected to X1 and P38 2 the water or supply air temperature acquired by the sensor is used to change over from heating to cooling mode or vice versa When the water air ...

Page 32: ...temperature exceeds the parameterized limit P51 the heating valve is fully closed until the floor temperature drops to a level 2 K below the parameterized limit This function is factory set to OFF disabled Input X1 must be commissioned accordingly P38 1 see section 3 8 Living rooms Up to 26 C for long time presence up to 28 C for short time presence Bathrooms Up to 28 C for long time presence up t...

Page 33: ...e air sequence can be effected via the supply air temperature sent by the primary controller The available sequences depend on the type of application Parameter P01 0 P01 1 P01 2 P01 3 Sequence T 癈 T 癈 T 癈 T 癈 T c o signal on X1 D1 c o signal via bus Supply air temp via bus Available for basic application Heating Cooling heating sequence for electric heater radiator Manually select heating or coo ...

Page 34: ... the room temperature The thermostat remains in the heating sequence as long as the room temperature does not reach the cooling setpoint The thermostat remains in the cooling sequence as long as the room temperature does not reach the heating setpoint The value of the output and the sequence as a function of the room temperature is shown in the following diagram in the case of a heating and coolin...

Page 35: ... possible if necessary The thermostat only allows cooling Cooling only 6 Off Thermostat is not controlling the outputs which means all outputs go to off or 0 Neither heating nor cooling 8 Emergency heat The thermostat should heat as much as possible The thermostat only allows heating Heating only 9 Fan only All control outputs are set to 0 and the air damper is fully opened Function will be ended ...

Page 36: ... applications Single duct with electric heater radiator heating cooling coil the control sequence state depends on the application mode and the heating cooling demand Application mode via bus Heating cooling demand Control sequence state ACS diagnostic value Auto 0 Heating Heating No demand Heating cooling depending on last active sequence Cooling Cooling Heat 1 2 8 Heating Heating No demand Heati...

Page 37: ...ly is factory set P01 1 The output signal for the air flow can be limited to a minimum and maximum value if required see section 3 4 1 Modulating control 3 position or DC 0 10 V KNX LTE Mode The diagrams below show the control sequence for modulating PI control Heating only P01 0 Cooling only P01 1 max min XpH Y 0 100 TR 癈 W H Vmin Vmax max min Y 0 100 TR 癈 XpC W C Vmin Vmax Changeover P01 2 3 max...

Page 38: ... depending on the acquired room temperature the current supply air temperature if available and the setpoint The electric heater receives an On command when the acquired room temperature drops below the setpoint setpoint for electric heater Remote enabling disabling of the electric heater is possible via input X1 or D1 for tariff regulations energy savings etc Input X1 or D1 must be commissioned a...

Page 39: ...ulating electric heater RDG400KN Y YE TR 癈 dz max min Y 0 100 TR 癈 XpC YV C H Vmin Vmax XpH ON OFF W SDH Change over air Y 0 100 YE TR 癈 XpH W dz max min Y 0 100 TR 癈 XpC YV C H Vmin Vmax XpH Change over air On Off electric heater RDG405KN Modulating electric heater RDG405KN 1 stage heating Changeover air is recognized as cooling or neutral ...

Page 40: ...YV C Vmin Vmax Y Output signal TR Room temperature W Effective setpoint Comfort H Heating sequence C Cooling sequence YV Volume flow rate YE Electric heater XpH Proportional band heating XpC Proportional band cooling Vmin Minimum volume output Vmax Maximum volume output SDH Switching differential heating P30 The diagrams only show the PI thermostat s proportional part Switching between heating and...

Page 41: ...ops below the setpoint setpoint for radiator Setpoint for radiator is limited by the parameter Maximum heating setpoint P10 The radiator sequence can also be used for floor heating The Floor temperature limitation function is described on page 32 2 position radiator floor heating Modulating radiator floor heating Y YR TR 癈 dz max min Y 0 100 TR 癈 XpC YV C H Vmin Vmax XpH ON OFF W SDR Changeover ai...

Page 42: ...XpC YV C Vmin Vmax Y Output signal TR Room temperature W Effective setpoint Comfort H Heating sequence C Cooling sequence YV Volume flow rate YR Radiator floor heating XpH Proportional band heating XpC Proportional band cooling Vmin Minimum volume output Vmax Maximum volume output SDH Switching differential heating The diagrams only show the PI controller s proportional part Switching between heat...

Page 43: ...e receives an Open command and the air flow signal starts to rise to maintain the room temperature setpoint If the room temperature drops below the setpoint for heating w the valve receives an Open command The diagrams below show the control sequence for modulating PI control in Comfort mode 2 position heating cooling coil Modulating heating cooling coil Y YHC TR 癈 SDC C H dz max min Y 0 100 TR 癈 ...

Page 44: ...Vmin Vmax Changeover water w Y Output signal TR Room temperature w Comfort setpoint when heating sequence active w Comfort setpoint when cooling sequence active H Heating sequence C Cooling sequence YV Volume flow rate XpH Proportional band heating XpC Proportional band cooling Vmin Minimum volume output Vmax Maximum volume output SDH Switching differential heating The diagrams only show the PI co...

Page 45: ...lEco Comfort mode Economy Protection mode Application Heating Cooling Heating Cooling Single duct 1 Single duct with electric heater radiator floor heating Single duct with heating cooling coil Heating and cooling Heating and cooling SW 1 24 device index C only Single duct with electric heater radiator floor heating W setpoint in Comfort mode WHeatEco Prot setpoint heating in Economy or Protection...

Page 46: ...values to the RDG405KN The RDG405KN and the sensors use LTE Mode KNX communication To exchange information room temperature or CO2 values both devices must have the same geographical zone apartment and room A R 1 where A is the value of P82 and R is the value of P83 of the RDG405KN This equipment combination works on a 1 to 1 basis Values cannot be delivered from the sensor to several RDG405KN roo...

Page 47: ...position of the actuator Therefore the running time from the fully closed to the fully open position must be adjusted via P44 from 20 to 300 seconds factory setting is 150 seconds A VAV compact controller receives its control signal via KNX bus For communication settings geographical zone air distribution zone refer to sections 3 10 3 and 3 10 13 On single duct applications a closing synchronizati...

Page 48: ...ched off for at least 1 minute The Off command for the electric heater is output when 1 the acquired room temperature is above the setpoint electric heater 2 the electric heater has been switched on for at least 1 minute A safety thermostat to prevent overheating must be provided externally The demand calculated by PI control from the current room temperature and the setpoint are delivered via Y10...

Page 49: ...nd the setpoint is delivered via Y1 to the valve actuator as a PWM signal pulse width modulation for thermal actuators The output is switched on for a period proportio nal to the heating cooling demand and then switched off for the rest of the PWM interval The interval is 150 seconds factory setting It can be adjusted via P44 Y1 The parameter is only visible if 2 position is selected via DIP switc...

Page 50: ...5 3181D101 DIP 4 Y10 DC 0 10 V DC 0 10 V DC 10 0 V inverted DC 10 0 V inverted DIP 5 Y1 Y2 2 position 3 position 2 position 3 position Y1 Y2 If 2 position is selected the factory setting is On Off If PWM is required pulse width modulation P46 must be set to 2 PWM P47 0 VAV box DC 0 10 V control signal or KNX LTE Mode 1 VAV box 3 position control signal All DIP switches must be set to OFF if the ap...

Page 51: ...ed cooling see section 3 4 1 With single duct applications the input changes over the air sequence With single duct with heating cooling coil applications the input changes over the water sequence heating cooling coil Heating cooling changeover is also possible via bus Supply air temperature for changeover air Heating cooling changeover for changeover water In this case the function must not be as...

Page 52: ...do not assign the function to any local input X1 D1 also refer to section 3 2 1 DI DI Operational action can be changed between normally open NO and normally closed NC via P39 or P43 if a digital input Each input X1 or D1 must be configured with a different function 1 5 Exception 1 or 2 or 3 inputs can be configured as fault 6 or monitoring input 7 8 X1 is factory set to External sensor 1 and D1 t...

Page 53: ...s blink e g 0 C or 49 C In addition the heating output is activated if the current setpoint is not set to OFF the thermostat is in heating mode and the temperature is below 0 C For all other cases no output is activated The thermostat resumes Comfort mode when the room temperature returns to within the measuring range For fault status messages on the bus refer to section 3 10 11 3 10 KNX communica...

Page 54: ...unication via the KNX bus for Synco 700 900 and RXB RXL 6 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 RDG Sensor Outside temperature zone 31 Air distr zone 1 With RMU basic type P Geogr zone 2 5 1 Refr distr zone 1 Air demand Outside temperatur...

Page 55: ...ged in this zone is related specifically to the device like operating mode setpoints room temperature etc The designations Apartment Room and Subzone do not need to be taken literally For example Apartment can be used to refer to a group of rooms floor or section of a building Room however really does refer to a room Subzone is not used for HVAC devices It is more relevant to other disciplines suc...

Page 56: ...specifically to the air handling system is exchanged within this zone e g air demand This zone also includes a Synco device to process the information RMU7 basic type P Outside temp zone Zone fix 31 Outside temperature received in outside temperature zone 31 will be can be displayed on the thermostat if commissioned accordingly P07 2 3 10 4 Example of heating and cooling demand zone The building i...

Page 57: ...requested must be transmitted at least once Fixed times are specified as follows Receive timeout 31 minutes Send heartbeat 15 minutes Object KNX obj Nr I O Minutes Default value Room operating mode Time switch 12 Receive 31 Comfort Room operating mode Preselection 7 Receive 31 Auto Application mode 31 Receive 31 Auto Individual zones can also be disabled out of service via control parameter if not...

Page 58: ... fan status StatusSATC to the thermostat when the fan is running after which the electric heater is allowed to turn on if there is a call for heat When the supply air fan is not running the electric heater is kept turned off even though there is a demand for heat The fan symbol is displayed when the supply air fan is running Electric heater enable via local input X1 D1 or KNX overrides any release...

Page 59: ...onfiguration etc a fault is sent on the bus An RDG thermostat listens on the bus and sends its fault when it has the highest alarm priority This ensures that the management station does not miss any alarms If alarms occur at the same time the alarm with the highest priority is first displayed and sent on the bus Fault transmission is different in LTE and S Mode S Mode LTE Mode Fault state Alarm in...

Page 60: ...ully closed Emergency signals have the highest priority and command the control output accordingly Any ongoing function like fan overrun etc is stopped immediately The priority is as follows 1 Smoke Emergency 1 4 2 Fire Emergency 5 3 Fan overrun Emergency 0 and electric heater fan overrun function is active 4 Normal operation Emergency 0 and operation by operating mode button 3 10 13 Application w...

Page 61: ...3 Room temperature Comfort setpoint 27 Cooling output primary 2 58 35 31 Application mode 37 D1 52 52 28 Enable electric heater 32 33 X1 temperature digital 52 31 51 30 Supply air temperature 36 U1 0 100 52 51 29 Heating cooling ch over 2 60 6 Fault transmission 5 Fault state 33 59 20 39 Presence detector 3 27 40 Economy heating setpoint 3 27 41 Economy cooling setpoint 3 66 42 Supply air limit va...

Page 62: ...ffective room operating mode used by the thermostat considering time switch user selection window contact etc This state information is available via one 8 bit enumeration or three 1 bit communication objects 17 19 Note The thermostat does not support Precomfort mode 17 18 19 Room operating mode State Comfort State Economy State Protection ON OFF 1 002 1 bit CT Corresponding communication object s...

Page 63: ... Digital ON OFF 1 001 1 bit CRT Indicate the status of the digital inputs adjusted via P39 P43 including considering the operating action 36 U1 0 10V 0 100 5 001 8 bit CRT DC 0 10 V at input U1 is indicated as a value 0 100 38 Outside temperature Temp value 9 001 2 Byte CWU The outside temperature acquired by a KNX sensor can be displayed on the thermostat if P07 Additional user information is set...

Page 64: ...ppm 3 Setpoints heating Setpoints cooling Setpoint shift heating Setpoint shift cooling Heat distr zone Heating coil energy demand 1 2 heating coil Heating cooling changeover2 Ref distr zone cooling coil Cooling coil energy demand 1 2 Heat distr zone heating surface Energy demand heating surface 1 2 Distribution zone air 1 Supply air temperature Energy demand air1 Status SATC Air damper position2 ...

Page 65: ... down both the left and right buttons simultaneously for 4 seconds Release them and hold the right button again within 2 seconds until P01 displays Continue with step 2 1 Hold down both the left and right buttons simultaneously for 4 seconds Release them and hold the left button again within 2 seconds until the temperature disappears Turn the rotary knob counterclockwise minimum rotation Pxx displ...

Page 66: ...ers can be changed during normal operation using the OZW772 web server Only the parameters for the device address can be downloaded via ETS This is to simplify matters and to avoid conflicts It allows you to further engineer communication objects of an RDG previously commissioned via local HMI or the ACS tool assigning communication objects to group addresses The basic application can only be chan...

Page 67: ...display 0 0 Room temperature 1 Setpoint P07 Additional display information RDG400KN range 0 4 RDG405KN range 0 4 6 7 0 0 no display 1 C and F 2 Outside temperature via bus 3 Time of day 12 h via bus 4 Time of day 24 h via bus 6 CO2 concentration ppm 7 CO2 symbols P08 Comfort basic setpoint 21 C 5 40 C P09 Comfort setpoint minimum 5 C 5 40 C P10 Comfort setpoint maximum 35 C 5 40 C P11 Economy heat...

Page 68: ...sition input X1 0 NO 0 Normally open open 1 Normally closed close P38 P40 Input U1 0 0 No function 1 Input for air damper position 2 input CO2 sensor X P42 Input D1 RDG400KN range 0 3 ECO 7 RDG405KN range 0 3 PROT 10 3 Operating mode contact RDG400KN Window contact RDG405KN 0 no function 2 H C changeover DI 3 Operat mode contact ECO window contact PROT DI 4 Dewpoint sensor DI 5 Enable electric hea...

Page 69: ...Line DeviceAddress Factory setting for Area 0 Line 2 Can be changed by special management service e g from line coupler or via ACS tool 2 Type geographical zone A R S In RDG subzone fixed value 1 Parameter Name Range RDG400KN RDG405KN Dependencies Diagnostics and test d01 Application number 0 no application 1 Single duct 2 Single duct with electric heater 3 Single duct with radiator 4 Single duct ...

Page 70: ...ns M3192 3 enclosed with the thermostat Comply with local regulations to wire fuse and earth the thermostat The power supply line must have an external fuse or circuit breaker with a rated current of no more than 10 A Isolate the cables of inputs X1 M U1 G0 and D1 GND for AC 230 V if the conduit box carries AC 230 V mains voltage Inputs X1 M or D1 GND Several switches e g summer winter switch may ...

Page 71: ...wer is applied the thermostat resets and all LCD segments blink indica ting that the reset was correct After the reset which takes about 3 seconds the thermostat is ready for commissioning by qualified HVAC staff If all DIP switches are set to OFF the display reads NO APPL to indicate that application commissioning via tool is required Each time the application is changed the thermostat reloads th...

Page 72: ...08 P12 and change them as needed to achieve maximum comfort and to save energy The addressing mode helps identify the thermostat in the KNX network during commissioning Press left and right buttons simultaneously for 6 seconds to activate addressing mode which is indicated on the display with PrOg Addressing mode remains active until thermostat identification is complete Assign the device address ...

Page 73: ...a bus is Economy or while operating mode switchover contact is activated Activate Extend Comfort mode for details see page 20 Keep left button depressed and turn rotary knob clockwise counter clockwise Activate timer Extend presence Extend absence and set the time for details see page 20 Press right button 3 seconds Activate deactivate button lock Press right button Set thermostat to Protection mo...

Page 74: ...ock active 6 Auto Timer mode according to schedule via KNX 19 Condensation in room dewpoint sensor active 7 View and set Auto Timer program 8 Protection mode 20 Weekday 1 7 from KNX bus 1 Monday 7 Sunday 9 Escape 21 Fault 10 Additional user information like out side temperature or time of day from KNX bus selectable via para meters 22 Temporary timer function visible when operating mode is tempora...

Page 75: ...thermostats ETS can implement the following functions Defining and downloading the physical address Defining and downloading the application plant type control sequence Setting up and downloading the thermostat s control parameters Setting up and downloading group addresses This Basic Documentation does not describe how to operate the ETS tool and commission a device Refer to the KNX Manual for mo...

Page 76: ...ool the RDG KNX room thermostats can be commissioned physical address application parameters They can be operated or monitored via bus during normal operation This Basic Documentation not describe how the physical address is defined Also it only gives a brief overview of the main functionality of the ACS tool For more information refer to ACS online help Setting RDG KNX parameters is only supporte...

Page 77: ...arameters can be adjusted and downloaded Column Line no contains the parameter number as shown in the parameter table see section 3 11 5 2 2 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 ACS ...

Page 78: ... 02 17 The ACS tool supports parameter settings even during normal operation To change a control parameter select Applications then Plant operation Make sure you have logged on with sufficient access right Only control parameter can be changed no application Parameter settings in ACS Notes ...

Page 79: ...017 02 17 The ACS tool offers plant diagrams for easy monitoring and operation of the thermostat To start this application select Standard diagram The ACS tool provides standard plant diagrams for RDG KNX room thermostats which depend on the configuration as follows Plant diagram in ACS ...

Page 80: ... RDG400KN RGD405KN Basic documentation CE1P3192en Building Technologies 2017 02 17 Plant type Application Single duct Single duct with electric heater Single duct with radiator Single duct with heating cooling coil ...

Page 81: ...For details refer to Commissioning Instructions CE1C5701 6 Connection 6 1 Connection terminals SELV G X1 M G0 Y1 U1 3192A01 CE CE D1 GND Y2 Y10 G G0 Operating voltage AC 24 V Y10 G0 Control output for DC 0 10 V actuator Y1 G Y2 GControl outputs for 2 position PWM or 3 position actuators X1 Multifunctional input for temperature sensor e g QAH11 1 or potential free switch Factory setting External te...

Page 82: ...0 V input for CO2 VOC sensor 0 2000 ppm RDG405KN S3 Switch at SELV input keycard window contact B1 Temperature sensor return air temperature external room temperature changeover sensor etc B2 CO2 sensor 0 2000 ppm RDG405KN CE KNX data CE KNX data Single duct Single duct with electric heater radiator or heating cooling valve 7 Mechanical design 7 1 General The room thermostat consists of 2 parts Pl...

Page 83: ... 87 Siemens RDG400KN RGD405KN Basic documentation CE1P3192en Building Technologies 2017 02 17 7 2 Dimensions Dimensions in mm 128 0 93 0 28 2 27 8 28 5 16 0 9 0 28 3 28 3 27 7 28 3 4 0 4 0 30 8 28 3 28 3 ...

Page 84: ...pen Input for external CO2 VOC sensor RDG405KN D1 GND Operating action Contact sensing Parallel connection of several thermostats for one switch QAH11 1 NTC 0 49 C 32 120 F Max 80 m Selectable NO NC DC 0 5 V max 5 mA Max 20 thermostats per switch Do not mix with D1 DC 0 10 V max 0 3 mA 0 100 DC 0 10 V max 0 3 mA 0 2000 ppm Selectable NO NC SELV DC 6 15 V 3 6 mA Max 20 thermostats per switch Do not...

Page 85: ...e displayed 0 5 C 33 F 0 5 C 33 F Operation Climatic conditions Temperature Humidity IEC 721 3 3 Class 3K5 0 50 C 32 122 F 95 r h Transport Climatic conditions Temperature Humidity Mechanical conditions IEC 721 3 2 Class 2K3 25 60 C 77 140 F 95 r h Class 2M2 Storage Climatic conditions Temperature Humidity IEC 721 3 1 Class 1K3 25 60 C 77 140 F 95 r h conformity to EMC directive CE1T3192xx RCM con...

Page 86: ...al 47 DC 0 10 V for air flow 47 DC 0 10 V for electric heaters 48 Desigo 10 Dewpoint monitoring 32 51 Digital input 51 DIP switches 29 47 50 71 Disposal 75 Download via tool 66 E Effect of Protection via time schedule 19 Electric heater 38 Enable disable electric heater 38 52 Expert level parameters 65 Extension of presence absence 20 External sensors 46 External return air temperature 51 53 Exter...

Page 87: ...ating cooling changeover 31 Remote operation 81 Reset parameters 65 S Sensor input 51 53 Setpoint Comfort mode 45 Setpoint Economy mode 45 Setpoint limitation 25 Setpoint Protection mode 45 Setpoints setting via bus 27 Setpoints and sequences 45 S Mode 53 Standby Protection mode 17 Supply air temperature 31 Supply and extract air 30 Switching differential 13 Synchronization 47 49 Synco 700 Synco l...

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Siemens RDG400KN, Basic Documentation

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