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Theben FCA 2, Руководство пользователя

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Theben FCA 2 Скачать руководство пользователя страница 53

Fan Coil Actuator FCA 2                                                                                                                                         

 

 

Updated: Feb-16 (subject to changes)                                                                                                      Page 

53

 of 

89

 

 
Operation: 
 

•

 

Fan control: 

 

 
The following operating conditions are accepted in sequence if button A (fan) is pressed. 

 

Table 35: Standard fan controller 

 

Button push  Function 

LED  

1 

Fan stage 1  S1 on 

2 

Fan stage 2  S2 on 

3 

Fan stage 3  S3 on 

4 

Fan off  

S1-S3 off 

 

Table 36: 0-10 V fan controller   

Button push  Speed 

LED  

1 

33 % 

S1 on 

2 

66 % 

S2 on 

3 

100 % 

S3 on 

4 

Fan off   S1-S3 off 

 

Содержание FCA 2

Страница 1: ...Fan Coil Actuator FCA 2 Updated Feb 16 subject to changes Page 1 of 89 Fan Coil Actuator FCA 2 FCA 2 4920210 ...

Страница 2: ...onitoring 39 3 4 10 Parameter page Setpoint adjustment 40 3 4 11 Parameter page Setpoints internal controller 42 3 4 12 Parameter page Regulation internal controller 44 3 4 13 Parameter page Operating mode and operation internal controller 48 3 4 14 Parameter page Filter monitoring 50 3 4 15 Parameter page Actuating value loss 51 4 Start up 52 4 1 Test mode 52 4 2 Device LEDs in automatic mode 56 ...

Страница 3: ...rmat of setpoint correction Relative 72 6 4 4 Format of setpoint correction Absolute 74 6 5 Frost protection or heat protection via window contact 76 6 5 1 with external controller 76 6 5 2 with internal controller 76 6 6 Dead zone 76 6 7 Determining the current operating mode 77 6 7 1 New operating modes 77 6 7 2 Old operating modes 78 6 7 3 Determination of the setpoint 79 6 7 4 Heating and cool...

Страница 4: ...rtional valves 0 10 V Additional relay for electrical heater or cooler bank Floating input for window contacts or temperature sensor Floating input condensation monitoring Display of operation status via 9 LEDs Manual operation on device fan stages switching between heating and cooling Adjustment of setpoint for cooling in relation to external temperature Floating switching contact for either cool...

Страница 5: ...ditional relay C1 2 red LEDs for inputs 1 and 2 E1 E2 1 red LED for test mode 1 push button for fan stages fan speed 1 push button for heating cooling mode Figure 1 LEDs for displaying fan stages or fan speed S1 S2 S3 Fan stages standard fan 1 3 stages 1 32 33 65 66 100 Fan speed 0 10 V control By using the manual button the fan stages can be switched one after another Standard fan control Off sta...

Страница 6: ...ditional relay for heating cooling can also be used as a switch output Change of operating mode by means of presence and window objects Adjustable direction of action of inputs Heating cooling object addressable as per DPT 1 100 or inverted 1 2 1 Special features Control via external actuating value or with integrated room thermostat Additional relay C1 can also be controlled as switching actuator...

Страница 7: ...ing voltage KNX Bus voltage 8 mA Operating voltage 100 240 V AC Frequency 50 60 Hz Width 4 TE Type of installation DIN rail Type of contact NO contact Switching capacity additional relay 16 A Switching capacity ventilator relay 6 A Ambient temperature 5 C 45 C Protection rating IP 20 Protection class II in accordance with EN 60 730 1 ...

Страница 8: ... the product database Manufacturer Theben AG Product family Heating ventilation air conditioning Product type Fan coil actuators Program name FCA 2 Fan Coil Actuator 0 10V The ETS database can be found on our website www theben de en downloads_en Table 1 Number of communication objects 33 Number of group addresses 64 Number of associations 64 ...

Страница 9: ...pipe systems Additional relay Use of additional relay C1 E1 E2 Settings for inputs E1 and E2 Condensation monitoring Reaction to condensate and signal source Setpoint adjustment Setpoint offset dependent on outdoor temperature Setpoints Setpoint after download values for night frost mode etc Control Control parameter settings for the internal temperature controller Operating mode and operation Fac...

Страница 10: ...actuating value Send C R T Cooling actuating value Send C R T 1 Enable cooling 1 Enable cooling 1 bit 1 003 C R W Disable heating 1 Heating disabled 1 bit 1 001 C R W Cooling actuating value Receive 1 byte 5 001 C R W Heating cooling Heating 0 Cooling 1 1 bit 1 001 C R W Heating cooling Heating 1 Cooling 0 1 bit 1 100 C R W Cooling actuating value Send 1 byte 5 001 C R T 2 Heating status Report 1 ...

Страница 11: ...1 001 C R T 12 Fan stage 2 Report 1 bit 1 001 C R T 13 Fan stage 3 Report 1 bit 1 001 C R T 14 Status of window contact at E1 Report 1 bit 1 019 C R T Actual value at E1 Report 2 byte 9 001 C R T 15 Fan auto forced mode Receive Auto 1 Forced 0 1 bit 1 001 C R W Fan Forced Auto Receive Forced 1 Auto 0 16 Status of condensation monitoring Input 1 bit 1 001 C R W Status of condensation monitoring Rep...

Страница 12: ...26 Base setpoint Receive 2 byte 9 001 C R W 27 Current setpoint Send 2 byte 9 001 C R T 28 Heating cooling Heating 0 Cooling 1 1 bit 1 001 C R W Heating cooling Heating 1 Cooling 0 1 bit 1 100 C R W 29 No energy medium 1 Wrong energy medium 1 bit 1 001 C R T Heating mode but heating blocked 1 Heating blocked Cooling mode but cooling blocked 1 Cooling blocked 30 Fan duty time since last filter chan...

Страница 13: ...object Installation type internal controller external controller Heating Transmits the current actuating value of heating valve Receives the actuating value for the heating valve 4 pipe system or heating only system Cooling Transmits the current actuating value of cooling valve Receives the actuating value for the cooling valve cooling only system Heating and cooling Transmits the current actuatin...

Страница 14: ...nal controller Receive cooling actuating value With internal controller Send cooling actuating value Heating Block heating 1 on this object blocks the heating function The block can be cleared with a 0 After reset object value 0 i e heating permitted Cooling Enable cooling 1 on this object permits cooling function 0 on this object blocks the cooling function After reset object value 1 i e cooling ...

Страница 15: ...age object The fan speed is sent as a percentage value Object 5 Additional relay additional relay status The function of this object is dependent on the Switching on additional relay parameter on the Additional relay parameter page Using the via object setting the additional relay can be controlled externally via the bus with object 5 With all other settings object 5 reports the current status of ...

Страница 16: ... The specification fan stage can either be made with the button at the room thermostat RAM 713 FC or via a KNX sensor e g push button which is configured for this purpose Forced operation is activated by Object 15 Example of percentage value Recommended forced telegrams for the following settings on the Fan parameter page Switch on threshold for fan stage 1 10 Switch on threshold for fan stage 2 4...

Страница 17: ...t Example of percentage value Configured switch on thresholds Fan stage 1 or switch on threshold at 0 10 V 10 Fan stage 2 40 only with standard Fan stage 3 70 only with standard Table 8 Standard fan controller Received value on object 9 Maximum fan stage 0 9 2 The fan is not switched on 10 39 1 40 69 2 70 100 3 3 Table 9 0 10 V Fan controller Received value on object 9 Maximum fan speed 0 9 2 The ...

Страница 18: ...tact status at E1 The object function depends on the Function of E1 parameter on the E1 parameter page Table 10 Parameters Function of E1 Meaning E1 Window contact Sends the current status of the window contact to the bus Only available when using an external controller E1 Actual value sensor Sends the currently measured room temperature to the bus Fixed setting when using an internal controller O...

Страница 19: ...mperature for setpoint adjustment Object 19 Adjust setpoint Reports the current setpoint correction as an amount or as a differential The format of the correction value is set on the setpoint adjustment parameter page Table 12 Format of correction value Function Example Absolute Sends the amount Unadjusted base setpoint setpoint correction as setpoint for additional temperature controllers Unadjus...

Страница 20: ...r errors are only reported when using the internal controller Object 21 Operating mode preset Night mode Standby The object function depends on the Object for operating mode preset parameter on the Operating mode and operation parameter page Table 14 Objects for determining the operating mode Function new operating mode presence window status 1 byte object One of 4 operating modes can be directly ...

Страница 21: ...es the comfort operating mode This operating mode takes priority over night and standby modes Comfort mode is disabled again by sending a 0 to the object Object 23 Window frost protection Table 16 Objects for determining the operating mode Function new operating mode presence window status Window setting The status of a window contact can be received via this object 1 on this object activates the ...

Страница 22: ...nce New setpoint heating Current setpoint manual adjustment New setpoint cooling Current setpoint manual adjustment dead zone setpoint adjustment Values outside the configured range see Limitation of manual adjustment on the Operating mode and operation parameter page are limited to the highest or lowest value Object 26 Base setpoint The base setpoint is first specified via the application at star...

Страница 23: ... blocked cooling required but cooling blocked Error reporting object An error is reported in the following cases Case 1 Heating mode was forced via the heating cooling object however the room temperature is so far above the set temperature that cooling is required Case 2 Cooling mode was forced via the heating cooling object however the room temperature is so far below the set temperature that hea...

Страница 24: ... sending object Sends a 1 once the configured operating time of the fan has been reached See Report filter change after fan operation 1 127 weeks on the Filter monitoring parameter page 2 As receiving object Reset for the Filter change status and the fan operating our counter object 30 0 Reset Object 32 Test mode Sends a telegram if the device is set to test mode 1 Test mode See also Test mode in ...

Страница 25: ...Installation type 2 pipe system There is one single water circuit that is filled with cooling or heating medium according to the season 4 pipe system The system consists of 2 separate water circuits for heating and cooling Type of controller used Internal controller The FCA 2 measures and controls the room temperature itself External controller The FCA 2 receives its actuating value from an extern...

Страница 26: ...er page Should the actuating value be monitored No Yes See in the appendix Monitoring of actuating value Switch fan between auto and forced via object forced auto forced 1 The forced operation is started with 1 and ended with 0 via object 15 via object auto forced forced 0 Forced operation is started as soon as object 8 receives an actuating value Forced operation is ended with 1 on object 15 ...

Страница 27: ...S3 and N 0 10 V A fan with 0 10 V controller is used Connectors F and GND Number of fan stages 1 stage 2 stages 3 stages Available number of fan stages Switch on threshold for fan stage 1 0 4 5 10 15 20 25 30 35 40 Determines from which actuating value stage 1 should switch on Switch on threshold for fan stage 2 0 10 20 30 40 50 60 70 80 90 100 Determines at which actuating value stage 1 should ch...

Страница 28: ...elected if this is recommended by the fan manufacturer Important The starting fan stage will neither be displayed nor sent during operation Minimum time to stay within a fan stage none 1 min 2 min 3 min 4 min 5 min 6 min 7 min 8 min 9 min 10 min 11 min 12 min 13 min 14 min 15 min Avoids too frequent a change between fan stages if the actuating value suddenly changes Additional ventilation no no ad...

Страница 29: ...e fan only starts after the configured time has elapsed to prevent cold air from being blown into the room See in the appendix Time between heating and cooling and overrun time Overrun time for utilisation of remaining energy No fan overrun The fan is turned off immediately when the valve is closed 30 s 1 min 2 min 3 min 4 min 5 min 6 min 7 min 8 min 9 min 10 min 15 min 20 min 30 min until valve i...

Страница 30: ...3 Only at change Format counter value Cycle time 3 min 60 min Cyclically and at change Format percentage do not send cyclically Object 4 sends the configured threshold for the current stage as a percentage Only at change Format percentage Cycle time 3 min 60 min cyclically and at change Example Configured thresholds Fan stage 1 10 Fan stage 2 40 Fan stage 3 70 If fan stage 2 is active object 4 sen...

Страница 31: ...not necessary 1 min 2 min 3 min 4 min 5 min 6 min 7 min Important for split air conditioners Defined waiting time between switching off and switching the device on again defined by the manufacturer Additional ventilation no no additional ventilation every 30 min for 3 min every 30 min for 5 min every 60 min for 3 min every 60 min for 5 min The fan should regularly switch on for the configured time...

Страница 32: ...from being blown into the room See appendix Time between heating and cooling and overrun phase Overrun time for utilisation of remaining energy No fan overrun The fan is turned off immediately when the valve is closed 30 s 1 min 2 min 3 min 4 min 5 min 6 min 7 min 8 min 9 min 10 min 15 min 20 min 30 min until valve is closed When the valve is closed the fan will carry on running at 40 for the set ...

Страница 33: ... if the actuating value has changed by more than the set value compared to the last positioning This avoids unnecessary repositioning Open from actuating value 0 4 Valve is opened even with minimum actuating value 5 10 15 20 25 30 35 40 Valve is only opened once the actuating value has reached the set value This setting prevents possible whistling when valve is open Minimum valve setting 0 5 10 15...

Страница 34: ...anging from heating to cooling after the heating valve was completely closed The cooling valve can only be opened again after this time has elapsed See appendix Time between heating and cooling and overrun phase Transmission of heating status every do not send cyclically 3 min 5 min 10 min 15 min 20 min 30 min 60 min Cyclical transmission time for heating status object 2 Setting of valve character...

Страница 35: ...essed Open from actuating value 0 4 Valve is opened even with minimum actuating value 5 10 15 20 25 30 35 40 Valve is only opened once the actuating value has reached the set value This setting prevents possible whistling when valve is open Minimum valve setting 0 5 10 15 20 25 30 35 40 45 50 Minimum permissible valve setting with actuating value 0 Maximum valve setting from actuating value 0 4 10...

Страница 36: ... be suppressed Open from actuating value 0 4 Valve is opened even with minimum actuating value 5 10 15 20 25 30 35 40 Valve is only opened once the actuating value has reached the set value This setting prevents possible whistling when valve is open Minimum valve setting 0 5 10 15 20 25 30 35 40 45 50 Minimum permissible valve setting with actuating value 0 Maximum valve setting from actuating val...

Страница 37: ...hed on as soon as the cooling actuating value is above 0 Combined with heating valve The additional relay only switches on when the heating valve is actually opened Combined with cooling valve The additional relay only switches on when the cooling valve is actually opened Transmission of additional relay status every do not send cyclically 3 min 5 min 10 min 15 min 20 min 30 min 60 min Cyclical tr...

Страница 38: ...l value adjustment in 0 1 K 50 50 Manual input 50 50 Positive or negative correction of the measured temperature in 1 10K increments Examples a FCA 2 sends 20 3 C A room temperature of 21 0 C is measured using a calibrated thermometer In order to increase the temperature of FCA 2 to 21 C 7 i e 7 x 0 1 K must be entered b FCA 2 sends 21 3 C 20 5 ºC is measured To reduce the transmitted temperature ...

Страница 39: ...on time for input E2 3 4 9 Parameter page Condensation monitoring Table 28 Designation Values Meaning Source for drip tray monitoring E2 Condensate is reported to E2 via a contact Object 16 Condensate is reported to object 16 via the bus Direction of action of E2 Contact closed Condensate Contact open Condensate Type of connected condensate report contact or condensate telegram Behaviour in case o...

Страница 40: ...t Basic setpoint after reset dead zone should be adjusted step by step in relation to the outdoor temperature no Setpoint adjustment does not influence the internal controller Setpoint correction from 25 C 26 C 27 C 28 C 29 C 30 C 31 C 32 C 33 C 34 C 35 C 36 C 37 C 38 C 39 C 40 C Activation threshold for setpoint correction Adjustment none No temperature adjustment 1 K per 1 K outdoor temperature ...

Страница 41: ... unadjusted setpoint This is increased step by step depending on the outdoor temperature and serves as setpoint for additional temperature controllers Unadjusted base setpoint 15 C 16 C 17 C 18 C 19 C 20 C 21 C 22 C 23 C 24 C 25 C 26 C 27 C 28 C 29 C 30 C Base setpoint for additional room thermostats Important This value should match with the base setpoint of the actuated controller Transmission o...

Страница 42: ...emperature for frost protection mode in heating mode Heat protection applies in cooling mode Dead zone between heating and cooling 1 K 2 K 3 K 4 K 5 K 6 K Specifies the buffer zone between setpoints for heating and cooling mode See glossary dead zone Increasing in standby mode during cooling 0 5 K 1 K 1 5 K 2 K 2 5 K 3 K 3 5 K 4 K How much should the temperature be raised in night mode Increase in...

Страница 43: ...cooling base setpoint dead zone is transmitted 21 C 2K 23 C Send average value between heating and cooling Same value in comfort mode during both heating and cooling mode i e Base setpoint half dead zone is transmitted to prevent occupants from being confused Example with Base setpoint 21 C and dead zone of 2 K Mean value 21 1 K 22 C Although control takes place at 21 C during heating and 23 C dur...

Страница 44: ...7 5 K 8 K 8 5 K Professional setting to adapt the control response to the room Small values cause large changes in actuating values larger values cause finer actuating value adjustment Standard value 4 K Integrated time of heating control pure P controller Only proportional controllers See appendix temperature control 15 min 30 min 45 min 60 min 75 min 90 min 105 min 120 min 135 min 150 min 165 mi...

Страница 45: ...cooling control pure P controller Only proportional controllers See appendix temperature control 15 min 30 min 45 min 60 min 75 min 90 min 105 min 120 min 135 min 150 min 165 min 180 min 195 min 210 min 225 min Only for PI controller The integrated time determines the response time of the control This times can be adapted to suit particular circumstances If the cooling system is over dimensioned a...

Страница 46: ...required but cooling blocked Only if object value 1 Always cyclically With Supported function cooling Error notification with object 29 if cooling should be activated because of the temperature but cooling is not enabled object 1 Report if heating required but heating disabled Only if object value 1 Always cyclically With Supported function heating Error notification with object 29 if heating shou...

Страница 47: ... 16 subject to changes Page 47 of 89 Continuation Designation Values Meaning Report cyclically every 3 min 5 min 10 min 15 min 20 min 30 min 60 min Cyclical transmission time for energy medium error message Change since last transmission ...

Страница 48: ...w operating mode presence window status FCA 2 can switch the operating mode depending on the window and presence contacts old Comfort night frost not recommended Traditional setting without window and presence status Type of presence detector The presence sensor activates the comfort operating mode Presence detector Comfort operating mode as long as the presence object is set Presence buttons If t...

Страница 49: ... controller stay in comfort operating mode after presence has been detected Only for presence button Manual offset applies for comfort standby and night for comfort and standby only for comfort In which operating modes should the setpoint offset be effective Limitation of manual offset no offset The setpoint cannot be offset 1 K 2 K 3 K 4 K 5 K The setpoint can maximally be changed by the configur...

Страница 50: ...ge is required 1 Change filter always cyclically Object 31 sends the filter status cyclically 0 Filter OK 1 Change filter Transmit fan duty time in hours send never reading is possible The fan duty time is counted to the second internally but not transmitted The meter reading can be read from object 30 only at change The meter reading is transmitted every time the fan duty time increases by 1 hour...

Страница 51: ...e the substitute activating value applies Substitute actuating value in case of actuating value loss emergency program 0 10 20 30 40 50 60 70 80 90 100 Actuating value for the emergency program as long as no new actuating value is received by the room thermostat Report actuating value loss 1 actuating value loss only if object value 1 Object 20 only transmits at actuating value loss always cyclica...

Страница 52: ... prevention of improper operating conditions e g heating and cooling valves are open simultaneously lies in the responsibility of the user Allow suppress test mode The test mode is allowed or suppressed via the Test mode after reset parameter on the General parameter page Activate test mode Trigger Reset i e via download or applying bus voltage The test mode LED flashes for 1 minute During this ti...

Страница 53: ...ating conditions are accepted in sequence if button A fan is pressed Table 35 Standard fan controller Button push Function LED 1 Fan stage 1 S1 on 2 Fan stage 2 S2 on 3 Fan stage 3 S3 on 4 Fan off S1 S3 off Table 36 0 10 V fan controller Button push Speed LED 1 33 S1 on 2 66 S2 on 3 100 S3 on 4 Fan off S1 S3 off ...

Страница 54: ...s V1 10 V 4 Heating LED flashes After 2 s V1 0 V 5 LED C1 on After 2 s C1 on 6 All LEDs off All outputs off Via the delayed switching of the outputs the user can skip the individual modes without altering the valve setting by quickly pressing the buttons Figure 3 Table 38 Status display heating and cooling valve LED Status Meaning is OFF Cooling valve is closed 0 V is ON Cooling valve is open 0 Fl...

Страница 55: ... window contact is connected to input E1 and E1 is configured accordingly in the application the window status is sent to the configured group address object 14 Also input E2 object 16 condensation monitoring or window contact can be checked Behaviour in delivery condition Before the application software is downloaded for the first time inputs E1 E2 and the additional relay C1 are connected via a ...

Страница 56: ...the heating valve is open Flashes if opening of the heating valve is delayed because the cooling valve is not completely closed or the time between heating and cooling has not elapsed C1 Additional relay Lights up if the additional relay is switched on Test Test mode Flashes after reset if test mode is selected or if the device has not been programmed yet Lights up if the device is in test mode E1...

Страница 57: ...AM 713 FC Order No 7139202 5 1 2 Overview Figure 5 5 1 3 Objects and links Table 39 Links No RAM 713 FC No FCA 2 Comment Object name Object name 7 Heating actuating value 0 Heating actuating value FCA receives the heating and cooling actuating values 8 Cooling actuating value 1 Cooling actuating value 16 Fan stage in forced operation 8 Fan stage in forced operation fan control via value value for ...

Страница 58: ...FCA 2 Parameter page Parameters Setting General Supported function Heating and cooling Installation type 4 pipe system Type of controller used external controller Table 41 RAM 713 FC Parameter page Parameters Setting Settings Device type RAM 713 Fan Coil Control Fan coil system used 4 pipe system Operating mode Objects for determining the operating mode old comfort night frost ...

Страница 59: ...Links No RAM 713 FC No FCA 2 Comment Object name Object name 7 Heating and cooling actuating value 0 Heating cooling actuating value FCA receives the heating and cooling actuating values from RAM 713 FC 15 Changeover between heating and cooling 1 Changeover between heating and cooling Telegram is generated by the heating cooling system 16 Fan stage in forced operation 8 Fan stage in forced operati...

Страница 60: ...ameter page Parameters Setting General Supported function Heating and cooling Installation type 2 pipe system Type of controller used external controller 5 2 4 2 RAM 713 FC Table 44 Parameter page Parameters Setting Settings Device type RAM 713 Fan Coil Control Fan coil system used 2 pipe system Operating mode Objects for determining the operating mode new operating mode presence window status ...

Страница 61: ...t alarm A RAM 713 FC room thermostat and a FCA 2 fan coil actuator control a heating cooling system Once humidity has reached a defined limit value 80 an alarm telegram is sent to prevent further cooling and thus an increase in humidity 5 3 1 Devices Amun 716 KNX Order No 716 9 200 FCA 2 Order No 4920210 RAM 713 FC Order No 7139202 5 3 2 Overview Figure 7 ...

Страница 62: ...umidity is too high Table 46 Links No RAM 713 FC No FCA 2 Comment Object name Object name 7 Heating actuating value 0 Heating actuating value FCA receives the heating and cooling actuating values 8 Cooling actuating value 1 Cooling actuating value 16 Fan stage in forced operation 8 Fan stage in forced operation fan control via value value for forced operation 17 Fan Forced Auto 15 Fan Forced 1 Aut...

Страница 63: ...eshold 3 Switch command If humidity threshold 3 exceeded send following telegram once Telegram Switch on command If fallen below humidity threshold 3 Switch off command Table 48 FCA 2 Parameter page Parameters Setting General Supported function Heating and cooling Installation type 4 pipe system Type of controller used external controller Table 49 RAM 713 FC Parameter page Parameters Setting Setti...

Страница 64: ...ffices is controlled according to the time of day and level of occupation On hot summer days less cooling is to be used to save energy This improves the level of comfort for the office users as it prevents too extreme a temperature difference when leaving the office 5 4 2 Devices FCA 2 Order No 4920210 RAM 713 FC Order No 7139202 TR 648 top2 RC Order No 6489212 Presence detector thePrema P360 KNX ...

Страница 65: ...nce detector should activate comfort mode if the office is actually occupied For this purpose the presence detector is connected with the presence object of the controller The room thermostat is connected to the FCA 2 via the heating actuating value and cooling actuating value objects Via these objects the FCA 2 controls the valves and also the fan in auto position For a manual setting of the fan ...

Страница 66: ... 0 Manual setpoint offset 19 Adjust setpoint For setpoint adjustment in cooling mode Table 51 Meteodata weather station links with the fan coil actuator No Meteodata 140 S No FCA 2 Comment Object name Object name 4 Temperature value 18 Outdoor temperature Outdoor temperature for setpoint adjustment Table 52 Presence detector links with room thermostat No thePrema P360 No RAM 713 FC Comment Object ...

Страница 67: ...Setting Settings Device type RAM 713 Fan Coil Operation Rotary control function Manual adjustment with report object Control Fan coil system used 4 pipe system Changeover between heating and cooling Automatic Operating mode Objects for determining the operating mode new operating mode presence window status Table 56 Meteodata 140 S Parameter page Parameters Setting Measurement values Send temperat...

Страница 68: ...eb 16 subject to changes Page 68 of 89 Table 58 thePrema P360 KNX presence detector Parameter page Parameters Setting General Channel C4 function Presence active Objects Presence channel C4 Telegram type C4 1 Switch command Telegram On ...

Страница 69: ... Principle FCA 2 monitors whether within the configured time value at least 1 actuating value telegram is received and assumes a predefined setpoint in case actuating value loss 6 1 3 In practice The room thermostat is configured for the cyclical transmission of the actuating value On the FCA 2 the monitoring time is set to a value that is at least twice the cycle time of the room thermostat If th...

Страница 70: ... allow the slight adjustment of the control Example for a valve that starts to open from a position of 10 and is already completely open at 80 Figure 9 Table 59 Description Value X Actuating value from the controller 0 100 Y Resulting valve setting 0 100 A Parameter Minimum valve setting 20 B Parameter Maximum valve setting 80 C Parameter Open from actuating value 10 D Parameter Maximum valve sett...

Страница 71: ...hen cooling If the outdoor temperature exceeds a set threshold adjustment is activated and a corresponding increase of the setpoint is calculated 6 4 1 Use with internal controller The setpoint adjustment can also be applied to the internal controller if the Use setpoint adjustment for control parameter is set to yes In this case the setpoint of the internal controller Base setpoint after reset is...

Страница 72: ... outdoor temperature has risen by the configured value adjustment Object 19 Adjust setpoint is typically linked with the Manual setpoint offset object of the room thermostat Example Transmitted adjustment value Setpoint correction from 25 ºC Figure 10 Correction value dependent on outdoor temperature 0 K 1 K 2 K 3 K 4 K 5 K 6 K 7 K 8 K 9 K 10 K 11 K 12 K 13 K 14 K 15 K 16 K 20 21 22 23 24 25 26 27...

Страница 73: ... 0 K 25 0 K 0 K 0 K 0 K 0 K 0 K 0 K 26 1 K 0 K 0 K 0 K 0 K 0 K 0 K 27 2 K 1 K 0 K 0 K 0 K 0 K 0 K 28 3 K 1 K 1 K 0 K 0 K 0 K 0 K 29 4 K 2 K 1 K 1 K 0 K 0 K 0 K 30 5 K 2 K 1 K 1 K 1 K 0 K 0 K 31 6 K 3 K 2 K 1 K 1 K 1 K 0 K 32 7 K 3 K 2 K 1 K 1 K 1 K 1 K 33 8 K 4 K 2 K 2 K 1 K 1 K 1 K 34 9 K 4 K 3 K 2 K 1 K 1 K 1 K 35 10 K 5 K 3 K 2 K 2 K 1 K 1 K 36 11 K 5 K 3 K 2 K 2 K 1 K 1 K 37 12 K 6 K 4 K 3 K 2...

Страница 74: ...mostat base setpoint object This setpoint is calculated of Base setpoint without correction dead zone adjustment Example Setpoint correction from 25 C base setpoint without correction 21 C dead zone 2 K Figure 11 Setpoint adjustment dependent on outdoor temperature 1K 7K 20 00 22 00 24 00 26 00 28 00 30 00 32 00 34 00 36 00 38 00 40 00 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40...

Страница 75: ...3 00 23 00 23 00 27 25 00 24 00 23 00 23 00 23 00 23 00 23 00 28 26 00 24 00 24 00 23 00 23 00 23 00 23 00 29 27 00 25 00 24 00 24 00 23 00 23 00 23 00 30 28 00 25 00 24 00 24 00 24 00 23 00 23 00 31 29 00 26 00 25 00 24 00 24 00 24 00 23 00 32 30 00 26 00 25 00 24 00 24 00 24 00 24 00 33 31 00 27 00 25 00 25 00 24 00 24 00 24 00 34 32 00 27 00 26 00 25 00 24 00 24 00 24 00 35 33 00 28 00 26 00 25...

Страница 76: ...connected to a binary input e g BMG 6 and the window status is received on object 23 The window contact is connected to E2 only possible with Supported function heating Important The corresponding switch object object 16 Status E2 has to be linked with object 23 Input window contact via the group address FCA 2 will recognise when the window is opened and automatically switch to frost protection mo...

Страница 77: ...Frost heat protection any 1 0 Comfort Comfort 0 0 Comfort Standby 0 0 Standby Night 0 0 Night Frost heat protection 0 0 Frost heat protection Typical application In the mornings object 21 activates Standby or Comfort and Night in the evenings via a time switch e g TR 648 During holiday periods frost heat protection is selected via another channel of the time switch also via object 21 Object 22 is ...

Страница 78: ...ction is selected via another channel of the time switch via Object 23 Object 22 comfort is connected to a presence detector If presence is detected FCA 2 switches to comfort operating mode see table Object 23 is linked with a window contact As soon as a window is opened FCA 2 switches to frost protection mode Standby 0 Night object 0 Comfort object Night 1 0 Frost object Comfort 1 Current Operati...

Страница 79: ...igured setpoint for frost protection mode Base setpoint after reset Example Heating in comfort mode Table 65 Parameter settings Parameter page Parameters Setting Setpoints Base setpoint after reset 21 C Reduction in standby mode when heating 2 K Operating mode and operation Limitation of manual offset 2 K The setpoint was previously increased via object 25 by 1 K Calculation Current setpoint base ...

Страница 80: ...rature is too high and FCA 2 has switched to cooling mode Table 67 Parameter settings Parameter page Parameters Setting General Supported function Heating and cooling Setpoints Base setpoint after reset 21 C Cooling setpoints Dead zone between heating and cooling 2 K Increase in standby operation 2 K Operating mode and operation Limitation of manual offset 2 K The setpoint was previously lowered b...

Страница 81: ...via the same valve This is connected to the terminals for valve V1 The changeover between heating and cooling medium is performed by the system and must therefore be passed on to the controller The heating cooling system must send a 0 for heating mode and a 1 for cooling mode to Object 1 Changeover between heating and cooling in FCA 2 6 7 5 Heating and cooling in the 4 pipe system H C Figure 15 Wh...

Страница 82: ...ion parameter has the lowest priority and is only activated if the fan is to be switched off due to the actuating value and additional ventilation is permitted via parameters Important In the standard heating or cooling mode the Open from actuating value parameter is taken into account Heating valve cooling valve or heating cooling valve parameter page Table 68 Example with Open from actuating val...

Страница 83: ... 0 10 V The receiving forced actuating value object 8 is taken over as setpoint Transmission behaviour in forced operation 1 Object 17 RAM 713 FC sends 1 to the fan coil actuator object 15 thereby triggering forced operation Object 16 RAM 713 FC sends the actuating value to object 8 for the selected fan stage in accordance with the set threshold Forced operation can be ended with a telegram to obj...

Страница 84: ...n stage Set values for RAM 713 Fan Coil Recommended values for FCA 2 1 25 10 2 55 40 3 85 70 If fan stage 2 is selected object 16 RAM sends the actuating value 55 As the threshold for stage 2 in the fan coil actuator is set at 40 the received actuating value of 55 is clearly allocated to fan stage 2 and accepted by the fan ...

Страница 85: ...one the overrun phase may continue The same procedure applies when switching between cooling and heating As soon as the heating valve is opened the warm start phase starts if desired Overrun time for utilisation of remaining energy Actuating value Heating 0 Overrun time for utilisation of remaining energy Close heating valve Time betw heating and cooling Figure 17 Transition between heating and co...

Страница 86: ...her fan stage is assumed when the actuating value has reached the switch on threshold The next lower fan stage is only assumed if the actuating value has reduced by the value of the hysteresis see figure Example Switch on threshold for fan stage 1 10 Switch on threshold for fan stage 2 40 Switch on threshold for fan stage 3 70 Fan stage Hyst 10 0 20 30 40 50 60 70 80 90 100 Hyst Hyst Figure 20 Act...

Страница 87: ... denotes the room temperature The water feed stands for the radiator output The heat losses of the room are shown by a discharge In our example the maximum feed is assumed at 4 litres per minute and at the same time is the maximum heat output of the radiator This maximum output is achieved with an actuating value of 100 Accordingly with an actuating value of 50 only half of the water volume i e 2 ...

Страница 88: ...0 The following table illustrates the behaviour and also the limits of the P controller Table 71 Filling level Actuating value Feed Losses Increase of filling level 15 l 100 4 l min 1 l min 3 l min 19 l 50 2 l min 1 l min 20 l 25 1 l min 0 l min The last line shows that the filling level cannot be increased anymore because the inlet feeds as much water as can be discharged by the losses The result...

Страница 89: ...further the longer the setpoint will not be reached This increase is time controlled over the so called integration time During this calculation method the actuating value will not be changed anymore when the setpoint equals the actual value In our example this results in the balance between feed and discharge Note on temperature control A good control depends on the adjustment of bandwidth and in...

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