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Room thermostat with display, for VAV

RDG400

Basic Documentation

Edition: 1.4

CE1P3182en
2015-05-20

Building Technologies

Содержание RDG400

Страница 1: ...s Room thermostat with display for VAV RDG400 Basic Documentation Edition 1 4 CE1P3182en 2015 05 20 Building Technologies ...

Страница 2: ...uences 18 4 7 2 Sequences overview setting via parameter P01 18 4 7 3 Control outputs configuration setting via DIP 4 5 and parameters P46 P47 19 4 7 4 Single duct 20 4 7 5 Single duct with electric heater 21 4 7 6 Single duct with radiator or floor heating 22 4 7 7 Single duct with heating cooling coil 23 4 8 Control outputs 24 4 8 1 Control output for air flow 24 4 8 2 Control output for electri...

Страница 3: ...3 44 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Contents 2015 05 20 7 1 General 39 7 2 Dimensions 39 8 Technical data 40 Index 42 ...

Страница 4: ...nstructions M3182 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 This document was prepared with great care The contents of this document are checked at regular intervals Any corrections necessary a...

Страница 5: ...al 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 siemens com...

Страница 6: ...built in temperature sensor or external room temperature return air temperature sensor Automatic or manual changeover between heating and cooling mode Selection of applications via DIP switches Selection of operating mode via the operating mode button on the thermostat Display of current room temperature or setpoint in C and or F Minimum and maximum setpoint limitation Button lock automatic or man...

Страница 7: ...1747 Cable temperature sensor cable length 4 m 13 feet NTC 3 kW at 25 C 77 F QAP1030 UFH 1854 Condensation detector supply unit QXA2000 AQX2000 1542 Electrical actuator DC 0 10 V for radiator valves SSA61 4893 Electrical actuator DC 0 10 V for 2 and 3 port valves V P45 SSC61 4895 Electrical actuator DC 0 10 V for small valves 2 5 mm 0 1 SSP61 4864 Electrical actuator DC 0 10 V for small valves 5 5...

Страница 8: ...3 position for Combi valve VPI45 SSD81 4861 Electromotoric actuator 3 position for valves 5 5 mm 0 2 SQS85 4573 2 4 Accessories Description Product no Data Sheet Changeover mounting kit 50 pcs package ARG86 3 1840 Adapter plate 120 x 120 mm for 4 x 4 conduit boxes ARG70 Adapter plate 112 x 130 mm for surface wiring ARG70 2 2 5 Ordering When ordering please indicate product no and description For e...

Страница 9: ...lowing two situations 1 Select application via adjusting DIP switches at the rear of thermostat 2 Power up the thermostat after successfully connecting the line power Follow the steps 1 Rotate rotary knob to select the preferable temperature unit 2 Press the button OK to confirm the selection and the thermostat goes to normal operating page Pressing button Esc does not confirm the temperature unit...

Страница 10: ... manual fan speed Low medium or high Economy mode helps save energy Select it by pressing the operating 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 P...

Страница 11: ...ngle duct cooling with electric heater radiator P09 P10 Cooling setpoint adjustable 18 25 C 64 77 F Heating setpoint adjustable 18 25 C 64 77 F Cooling setpoint adjustable 18 25 C 64 77 F Heating setpoint adjustable 18 25 C 64 77 F P09 P10 Cooling setpoint adjustable 25 40 C 77 104 F Heating setpoint adjustable 5 21 C 41 70 F Cooling fixed 25 C 77 F P09 Heating fixed 21 C 70 F P10 If the Temporary...

Страница 12: ...d zone can be set via parameter P33 The setpoints for Economy and Protection mode are below the Comfort setpoints heating and above the Comfort setpoints cooling They can be set via parameters P11 P12 Economy mode and P65 P66 Protection mode The control signal for air flow can be limited via parameters P63 and P64 See section 4 8 1 To simplify the diagram below only minimum limitation is shown Com...

Страница 13: ...g coil Protection mode Heating mode Cooling mode W setpoint in Comfort mode WHeatEco Prot setpoint heating in Economy or Protection mode WCoolEco Prot setpoint cooling in Economy or Protection mode YR radiator sequence YE electric heater sequence YHC heating cooling coil sequence Y T WHeatProt WCoolProt YHC Y T WHeatProt WCoolProt YHC Y T WHeatEco WCoolEco YHC Y T WHeatEco WCoolEco YHC Y T W YHC Y...

Страница 14: ...ter DC 0 10 V damper actuator and On Off PWM or 3 position electric heater 3 position damper actuator and DC 0 10 V electric heater YV YE M V T B1 1 2 3 4 5 ON OFF DC 0 10 V On Off PWM or 3 position Single duct and radiator floor heating DC 0 10 V damper actuator and On Off PWM or 3 position radiator 3 position damper actuator and DC 0 10 V radiator YR YV T B1 1 2 3 4 5 ON OFF DC 0 10 V On Off PWM...

Страница 15: ...modes In Protection mode the air flow in dead zone is 0 Example air flow rate signal in single duct application with electric heater Comfort or Economy mode with Vmin 0 P63 Protection mode with Vmin 0 P63 Protection mode Vmin 0 Caution No air flow when electric heater is active The water temperature acquired by the changeover sensor QAH11 1 ARG86 3 is used to change over from heating to cooling mo...

Страница 16: ...mit This function is factory set to OFF disabled Input X1 or X2 must be commissioned accordingly P38 or P40 1 See section 4 9 Living rooms Up to 26 C 79 F for long term presence up to 28 C 82 F for short time presence Bath rooms Up to 28 C 82 F for long term presence up to 30 C 86 F for short time presence The table below shows the relation between parameter temperature source and temperature disp...

Страница 17: ...imes The current operating mode can be forced temporarily into Comfort or Economy Protection mode The time period is adjusted via the rotary knob Extend presence Set the device to Comfort mode for the selected time period Extend absence Set the device to Economy Protection mode for the selected time period To activate the function keep the left button pressed and within 3 seconds turn the rotary k...

Страница 18: ...oling changeover P01 2 Automatic heating cooling changeover P01 3 Heating and cooling mode e g 4 pipe system P01 4 The available modes depend on the application selected via DIP switches see section 4 5 Parameter P01 0 P01 1 P01 2 P01 3 Sequence Mode Available for ê Heating mode Cooling mode Manually select heating or cooling mode Automatic heating cooling changeover via external water temperature...

Страница 19: ...oil ü ü ü ü The function of the control outputs is set via DIP switches 4 and 5 ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 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 you want PWM pulse width modulation set parameter P46 ...

Страница 20: ...imum value if required see section 4 6 Modulating control 3 position or DC 0 10 V The diagrams below show the control sequence for modulating PI control Heating only P01 0 Cooling only P01 1 Y Y Changeover P01 2 3 Y T C Room temperature XpH Proportional band Heating w Room temperature setpoint XpC Proportional band Cooling Y Control command Actuator Vmin Min limitation for output Vmax Max limitati...

Страница 21: ...42 See section 4 9 for details In case of insufficient air flow the thermostat cannot protect the electric heater against overtemperature That is why the electric heater must feature a separate safety device thermal cutout On Off electric heater Modulating electric heater Y Output signal TR Room temperature W Effective setpoint Comfort H Heating sequence C Cooling sequence YV Volume flow rate YE E...

Страница 22: ...for radiator Setpoint for radiator is limited by parameter Maximum heating setpoint P10 The radiator sequence can also be used for floor heating The Floor heating limitation function is described on page 16 On Off radiator floor heating Modulating radiator floor heating Y Output signal TR Room temperature W Effective setpoint Comfort H Heating sequence C Cooling sequence YV Volume flow rate YR Rad...

Страница 23: ... the room temperature setpoint If the room temperature drops below the setpoint for heating then the valve will receive an OPEN command The diagrams below show the control sequence for modulating PI control in Comfort mode On Off heating cooling coil Modulating heating cooling coil Y Output signal TR Room temperature w Comfort setpoint when heating sequence active w Comfort setpoint when cooling s...

Страница 24: ...roke model to calculate the position of the actuator Therefore the running time from the fully closed to the fully open position must be adjusted via parameter P44 from 20 300 seconds factory setting is 150 seconds On single duct applications a closing synchronization is effected to readjust the internal stroke model to the real position of the actuator 1 When the thermostat starts up a closing si...

Страница 25: ... heater 2 the electric heater has been switched 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 tempera...

Страница 26: ... outputs The demand calculated by PI control from the current room temperature and set point is provided 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 ...

Страница 27: ...a sensor switch closed cooling see section 4 6 AI DI 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 DI 4 Dewpoint monitor Digital input for a dewpoint sensor to detect condensation Cooling is stopped if condensation occurs DI DI 5 Enable electric hea...

Страница 28: ...resumes Comfort mode after the temperature returns to within the measuring range 4 11 DIP switches Use the DIP switches at the rear of the thermostat to commission the thermostat s basic application prior to snapping it to the base The application is set via DIP switches 1 3 The function of the control outputs 2 position or 3 position DC 0 10 V is set via DIP switches 4 and 5 For details concernin...

Страница 29: ...lease them then press the right button for 3 seconds The display shows P01 or P02 when P01 is not available Continue with step 2 1 Press left button and right button simultaneously for 3 seconds release them press the left button for 3 seconds then turn the rotary knob counterclockwise min rotation The display shows Pxx Continue with step 2 2 Select the required parameter by turning the rotary kno...

Страница 30: ...3 3 K 6 6 F ü P06 Standard temperature display 0 0 room temperature 1 setpoint ü P07 Display info line 2nd line of LCD 0 0 no display 1 C and F 0 1 P08 Comfort setpoint 21 C 70 F 5 40 C 41 104 F ü P09 Min setpoint for Comfort mode 5 C 41 F 5 40 C 41 104 F ü P10 Max setpoint for Comfort mode 35 C 95 F 5 40 C 41 104 F ü P11 Economy heating setpoint 15 C 59 F OFF 5 C 41 F WcoolE saving WcoolE saving ...

Страница 31: ...le electric heater DI 6 fault input DI ü 0 6 P41 Operating action of X2 if digital input 0 NO 0 normally open open 1 normally closed closed ü P42 Functionality of D1 3 operating mode changeover 0 no function 2 H C changeover DI 3 operating mode contact DI 4 dew point sensor DI 5 enable electric heater DI 6 fault input DI ü 0 6 P43 Operating action of D1 if digital input 0 NO 0 normally open open 1...

Страница 32: ...t with H C coil ü d02 X1 status Diagnostics 0 not activated for DI 1 Activated DI 0 49 C Curr temp value for AI 00 H C input closed 100 H C input open ü d03 X2 status Diagnostics 0 not activated for DI 1 Activated DI 0 49 C Curr temp value for AI 00 H C input closed 100 H C input open ü d04 D1 status Diagnostics 0 not activated for DI 1 Activated DI 00 H C input closed 100 H C input open ü d05 Tes...

Страница 33: ...cal regulations to wire protect and earth the thermostat Warning No internal line protection for supply lines to external consumers Y1 Y2 Risk of fire and injury due to short circuits Adapt the line diameters as per local regulations to the rated value of the installed overcurrent protection device The power supply line must have a circuit breaker with a rated current of no more than 10 A For US i...

Страница 34: ...tate rotary knob to select the preferable temperature unit 2 Press the button OK to confirm the selection and the thermostat goes to normal operating page Pressing button Esc does not confirm the temperature unit selection If the temperature unit is not selected C is used by default The control sequence may need to be set via parameter P01 depending on the application The factory setting for the s...

Страница 35: ...rn off User action Effect description Press left button Go into Operating mode selection Press left button for 3 seconds Set thermostat to Protection mode Keep left button depressed and turn rotary knob clockwise Activate temporary timer Extend presence and set the time for details see page 17 Keep left button depressed and turn rotary knob counterclockwise Activate temporary timer Extend absence ...

Страница 36: ...nomy mode 14 Condensation in room dewpoint sensor active 6 Protection 15 Fault 7 Escape 16 Temporary timer function visible when operating mode is temporarily extended presence or absence 8 Digits for room temperature setpoint etc 17 Indicates that room temperature is displayed 5 3 Disposal The devices are considered electronics devices for disposal in terms of European Directive 2012 19 EU and ma...

Страница 37: ...r On Off PWM or 3 position actuators X1 X2 Multifunctional input for temperature sensor e g QAH11 1 or potential free switch Factory setting X1 external room temperature sensor X2 sensor or switch for automatic heating cooling changeover Change of setting Parameters P38 P40 M Measuring neutral for sensor and switch D1 GND Multifunctional input for potential free switch Factory setting Operating mo...

Страница 38: ...or etc Application Single duct with electric heater radiator or heating cooling valve V2 V1 V2 V1 V1 DC 0 10 V damper actuator V2 On Off or PWM electric heater radiator or heating cooling valve V1 DC 0 10 V damper actuator V2 3 position electric heater radiator or heating cooling valve V1 3 position damper actuator V2 DC 0 10 V electric heater radiator or heating cooling valve N1 Room thermostat R...

Страница 39: ...ics the operating elements and the temperature sensor Mounting plate with the screw terminals The housing engages in the mounting plate and is secured with 2 screws on the left side For operation details refer to section 5 2 7 2 Dimensions 128 0 5 04 93 0 3 66 28 2 1 11 27 8 1 09 28 5 1 12 16 0 0 63 9 0 0 35 28 3 1 11 27 7 1 09 4 0 0 16 4 0 0 16 30 8 1 21 28 3 1 11 28 3 1 11 28 3 1 11 28 3 1 11 mm...

Страница 40: ...ut X1 M X2 M Temperature sensor input Type Digital input Operating action Contact sensing D1 GND Operating action Contact sensing NTC 3 kW at 25 C 77 F Selectable NO NC DC 0 5 V max 5 mA Selectable NO NC SELV DC 6 15 V 3 6 mA Function input External temperature sensor changeover sensor operating mode switchover contact dewpoint monitor contact fault contact Selectable Switching differential adjust...

Страница 41: ...1 3 2 Class 2K3 25 60 C 13 140 F 95 r h Class 2M2 Storage Climatic conditions Temperature Humidity As per IEC 60721 3 1 Class 1K3 25 60 C 13 140 F 95 r h EU Conformity CE CE1T3181xx RCM conformity CE1T3181en_C1 UL UL 916 PAZX CSA C22 2 No 205 PAZX7 http database ul com Electronic control type 2 B micro disconnection on operation Safety class III as per EN 60730 Pollution class Normal Degree of pro...

Страница 42: ...on of presence absence 17 External Return air temp 27 External return air temperature sensor 16 F Fan overrun 21 Fault 27 Fault handling 28 Floor heating 16 Floor temperature limitation function 16 H Heating cooling changeover 27 Heating mode 18 I Integral action time 9 L LCD 36 LCD backlit 7 M Manually select heating or cooling mode 18 Min max air flow 15 Mounting and installation 33 Multifunctio...

Страница 43: ...43 44 Siemens Basic Documentation Basic Documentation CE1P3182en Building Technologies 2015 05 20 T Temperature out of range 28 Temporary setpoint 11 W Window contact 17 ...

Страница 44: ...n Building Technologies 2015 05 20 Siemens Switzerland Ltd Building Technologies International Headquarters Gubelstrasse 22 CH 6301 Zug Tel 41 41 724 24 24 Fax 41 41 724 35 22 www buildingtechnologies siemens com 2009 2015 Siemens Switzerland Ltd Subject to change ...

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