TAC 200 User`s Manual
Contents
1. 40 Ce ee 30 1 8 a 20 der toutdoor x C O gt 30 Control curve default for a floor heating system The control curve is based on three dimension points defined at the outdoor temperatures 10 C 20 C and one adjustable temperature between 9 C and 19 C The corresponding supply temperature of each dimension point is individually adjustable from the display 4 4 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 The curve inclinations at the end points are used up down to selectable maximum and minimum supply temperature limits tsuppy gY CO P 21 Control curve adjustment TAC AB Feb 2000 P 16 Max supply temperature P 17 Min supply temperature Adjust the supply temperature values with P 16 17 P 18 Curve point x 1 P 19 Curve point y 0 P 20 Curve point y 1 P 21 Curve point y 2 Adjust the control curve with P 18 21 Note that only one x coordinate x1 P 18 may be changed the other two are fixed y0 y1 and y2 are all variable The room sensor permits parallel displacement of the control curve please refer to section 4 6 If the system is not equipped with aroom sensor and there is a constant deviation from the desired room temperature the control curve may be adjusted upwards or downwards by the function P 08 see section 3 2 45 TAC 200 User s Manual Specialfunctions P 16 4 5 Power limit function The power c2. Feb 2000 Technical data Default value 10 4 10 10 60 0 3 10 30 100 4 170 corresponding to 90 for M44 15 10 10 120 1 cut off active 1 pump exercised once a week 20 if P 42 1 20 if P 42 1 2 if P 42 1 24 1 DST autom implemented 03 31 if P 48 2 ie manual 02 00 if P 48 2 09 30 if P 48 2 03 00 if P 48 2 01 00 if P 48 2 X XX 1 0 1 0 1 0 1 0 on off on off on off on off AA ARA Ss YS YS off on off 3 0 if on off 5 3 TAC 200 User s Manual Technical data 5 4 Part numbers Article Part number TAC 200 with normal back COVE ssnssssrresssssrrssrrsrrrrrr ran 200 1000 000 TAC 200 without back cover ssssssesssrsrsrsrrrerrrrrorr rr ran 200 100x 000 Back Cover extended cccccceeeeceeteresseeeensneeeeetenes 200 100x 000 5 4 TAC AB Feb 2000 TAC 200 User s Manual tac Commissioning protocol TAC 200 Commissioning protocol Enter the new values here Configuration Switch Function pos off Function pos on 1 on off control shunt valve 2 on off 2 steps on off 3 steps 3 radiator heating floor heating 4 no sensor thermostat room sensor or thermostat 5 room sensor EGRL room thermostat EGF1 Setpoints Default value New value Remarks P 05 SP room day 21 if room sensor P 06 SP room night 18 if
3. P 01 P 02 P 03 P 04 P 05 P 06 P 07 P 08 P 09 P 10 P 11 P 12 P 13 P 14 P 15 Time Mode Room temperature Outdoor temperature Supply temperature Calculated supply temperature setpoint SP SetPoint room day SetPoint room night Night setback SP C Curve parallel adjustment Time program 1 day by day Time program 1 1 7 days Time program 2 day by day Time program 2 1 7 days Clock hh mm Month day Year The operating procedures are described in section 2 3 TAC AB Feb 2000 3 1 TAC 200 User s Manual 3 2 Description 3 2 Daily operations P 00 P 15 P 00 Time Mode P 00 is the normal display mode and shows the current time In this case the and keys are used to shift between the different operating modes The modes are indicated on the display The pump freeze protection is active in all operation modes also in Forced Off cy Forced Off SP for supply temp is set to 10 C C Forced Night time operation HK Automatic mode time program 1 is in control gt Forced Day time operation If Day or Night time operation has been forced from an external device see Extended day time operation section 4 8 the corresponding symbol will flash Externally forced operation X1 X2 has a higher priority than any locally forced operation P 01 Room temperature if there is a room sensor P 02 Outdoortemperature P 03 Supplytemperature The selected temperature is shown i
4. EE a ESEN EEE 3 Voltage Over open input sosnsssssssseerrrrsrssoeerrrrrssnnnsrrss rss nanna na max 33 V Currentthrough closedinput mmecssssseerrrrrsrrrrsssrrrsnerrrrrnrrr rr nrr rna 5mA Pulse inputduration peer crac eene ener ete ereee nee eee min 50 ms Pulse cycle duration sssmasssssesrrrssssorerrrssrsnnnrrrrs rss nns rr sr rr ann min 100 ms Analoginputs 9197519 1137 eee ee mee eee ne E E ee eee ee AR 3 Characteristics nsmssnsrsssssrrssnnrrssnnrnrnrr nn rn rn rna NTC 1 8 kohm at 25 C Measuring range Outdoortemperature EGU musssmseesssererrrrrerrrnrrr sanna 30 to 40 C Supply temperature EGWS EGA s sssssersssorersserersnnnr rna 0 to 120 C Room sensor EGRL EGF 1 ccceccceeeeeeeeeneeeeeees 5 to 35 C Relay outputs Quanti gener ee ere RARE ee eee eee eee ee 4 FUNCTION iesiaeicevarecnaeettsancenagatiabundeedsccaanedeiainciaseveadiees closing contact Voltage eee eer ee ee eee eee ee max 250 V AC CUNEN arene ree eee aa SSD ee eee 2A min 50 mA at 24 V Agency compliances FRA CH t N wise tecrccacsistaneiececnimnineutcrartecancauta ANN ANG ASEA SNR EN 50081 1 IMMUN HY oosoereresssssssrserrrrssssrrrrrrrsrrsnnrr ree eee ree EN 50082 1 5 1 TAC 200 User s Manual Technical data 5 2 Mechanical Enclosure oosserssssrerrrrrsssrerrrrrersnnrrrrrrrn nns rr rskr RR RR s ss RKA RR niacin ABS plastic Enclosureratihg esseci naii Ar AON HANNAS HARRER ARE sek IP 40 6 0 amr epee erence egna ree bps ner ere black transparen
5. P 41 i 50 toutdoor C 0 gt 30 20 P 38 0 P 39 20 Night setback and Morning boost P 38 P 39 P 40 P 41 The outdoor temperature limits are set with Outdoor temperature 100 night setback and 100 boost Outdoor temperature 0 night setback and 0 boost P 38 must always be greater or equal to P 39 If both values are set equal there will always be a full night setback regardless of the outdoor tempera ture Also the morning boost will have its maximum value for all outdoor temperatures below the value P 38 P 39 The boost time time before Day time and the amount of boost in C are specified with Boost time minutes Max boost C The valid SP is calculated by removing any night setback and adding the boost value determined by the outdoor temperature as shown in the figure If P 40 or P 41 is set to zero the morning boost will be inhibited 4 8 Extended day night operation Day operation is extended if terminal X1 is short circuited to teminal M via a switch or a separate timer In the same way night operation is extended if terminal X2 is connected to M This type of forced operation is indicated on the display by the flashing apperance of the corresponding symbol See also the description of P 00 in section 3 2 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 9 Time control of external units Time program 2 section 3 2 may be used to
6. TAC 200 User s Manual 4 11 Specialfunctions P 16 Time functions P 47 P 48 P 49 P 50 P 51 P 52 P 53 The current time P 00 may be displayed either in a 24 hour or a 12 hour AM PM format Time format 12 24hour display Daylight Saving Time There are three different ways of treating DST and they are selected by the value of Daylight Saving Time 0 no 1 automatic 2 manual ie means that standard time will be used the year round means that the controller will automatically switch between DST and standard time One hour will be added at 2 00 AM on the last Sunday of March and taken away again at 3 00 AM on the last Sunday of September each year means that the date and times are determined by the values entered in DST month day DST time of day Standard time month day Standard time time of day DST adjust hh mm For example to add 1 30 hours at 02 00 on the 28th of March and remove the same amount at 03 30 on the 3 1st of October enter P 49 03 28 P 50 02 00 P 51 10 31 P 52 03 30 P 53 01 30 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 12 Testfunctions Note TAC AB Feb 2000 P 60 P 61 P 62 P 63 P 64 P 65 There are a number of test functions to check the display the relay outputs etc To see what program version is loaded use Program version no x xx The current version of the program is shown on the display The four relay outputs can be co
7. graphic mounting instruction 1 2 TAC AB Feb 2000 TAC 200 User s Manual 2 General 2 1 Mounting TAC AB Feb 2000 General Type TAC 200 controller The TAC 200 has a plastic enclosure with a transparent cover Install the controllerin accordance with the enclosed instructions Place the controller so that you can easily adjust and read the display Cable entries for cables from sensors and actuators are provided for in the mounting and terminal plate Type EGU outdoor sensor Mount the sensor on an external wall facing north or northwest The sensor should be located about 3 m above the ground and the cable entry should be oriented downwards Type EGWS EGA water temperature sensors Install the EGWS pipe sensor in the riser pipe 0 5 1 m downstream of the shunt valve If aclamp on sensor is fitted mount this on an uninsulated part of the riser pipe Carefully rub down the pipe so that the copper plate of the sensor will make good contact 2 1 TAC 200 User s Manual 2 2 General Type EGF 1 or EGRL room temperature sensors To ensure the best possible results observe the following when installing the room temperature sensor The sensor must be located in a room which is typical for the building Theroom mustbe sufficiently large so that no wide temperature variations will occur due to local heat sources such as machines or occupants The room must not be equipped with thermostatic valves Locate the room se
8. its symbols To show the usage of the operating keys there is a detailed description on how to set the date and time After the time has been set the TAC 200 immediately starts working with default values Chapter 3 This chapter describes the daily operations on the TAC 200 You can read temperature values enter setpoint values and change the time programs for day and night time operation Chapter 4 When a plant is commissioned and fine tuned it may be necessary to adjust some of the parameters The controller function and available parameters are described in chapter 4 Chapter 5 This is a summary of the technical data of the TAC 200 There is also a list of all the default values used at a restart At the end of the manual there is a commissioning protocol where entered values should be noted 1 1 TAC 200 User s Manual Introduction 1 3 More information TAC 200 is also described in the following documents available in Swedish English and several other languages Data sheet TAC 200 The data sheet contains a comprehensive specification of the controller and should be read together with the User s Manual List of functions in TAC 200 A small leaflet normally placed in a slot in the operator s panel Installation instruction TAC 200 OFL 3492 002 is a description for installation and start up packed together with the unit The contents are a condensed version of chapter 2 in this manual and a
9. ren on en 4 10 4 9 Time control of external units smmsssssosssrererrererereresrrssrrssrrrsrrsrrrsrrssrrrrrr enn ennen renen ser rr enn na 4 11 4 10 Pump CONGO 225550 enens sn vassen seb rr E RNE bN KASSAR REG E EEEE 4 11 4 11 Time functions isis cescies ie ceveses vsnessssaccadntveseates sivebuctvesdescentscsdtedvenssvuvessvaxedanstsstasadsaveducsOevatesantes 4 12 4 12 Test functions ssss svssissssssussnsrsssbeossssesosbssnnsnsssnennidssnenslesn nanbven NENEVE aSa Eia aaa 4 13 TAC AB Feb 2000 TAC 200 User s Manual Contents 5 Technical data eM NOC i a e BRASAN AE EA NESA tes uae AES AA RN AA E ON NOAE KEANE AEEA 5 1 Sa Nec Manica A O EE AE A 5 2 5 3 Default V lllCS enerne rit EE EEOAE OEE OEA ERA 5 2 SA Part numbas eraren r rE EE IEE O E O EEE R 5 4 TAC200 Commissioning protocol Reply form This manual contains in all 21 leaves TACAB Feb 2000 TAC 200 User s Manual Introduction 1 Introduction 1 1 The TAC 200 Heating Controller 1 2 This manual TAC AB Feb 2000 The TAC 200 is a controller for different heating systems TAC 200 may be operated with or without a room sensor It also compensates for the outdoor temperature in different ways The controller has an easy to use operator interface and needs virtually no maintenance This manual has the following contents Chapter 2 Shows how the TAC 200 is mounted connected and commissioned There is also a description of the operator interface with
10. room sensor P 07 Night setback SP C 10 2 Without with room thermostat EGF 1 P 08 Curveparallel adjustment 0 Time program 1 P 09 P10 MO TU WE TH FR SA SU Day operation from to from to Time program 2 P 11 P12 MO TU WE TH FR SA SU Day operation from to from to Control curve Default value New value Remarks P 16 Max supply temperature 80 55 radiator floor heating P 17 Min supply temperature 10 10 P 18 Curve point x 1 5 10 radiator floor heating 9 19 P 19 Curve point y 0 18 P 20 Curve pointy 1 45 35 radiator floor heating P 21 Curve point y 2 60 45 radiator floor heating P T O Date Commissioned by Designation Situated at Order no Remarks Drawing no TAC AB Feb 2000 TAC 200 User s Manual Commissioning protocol Power limiting Default value New value Remarks P 22 Wh pulse 0 0 also calculated from P 23 P 23 Pulses kWh 999 0 also calculated from P 22 P 24 SP max power kW 999 if P 22 is greater than 0 P 25 Current power kW P 26 Power lim cntrl intvl mins 10 if P 22 is greater than 0 P 27 Power limit gain C kW 1 if P 22 is greater than 0 P 28 Power limit I time mins 10 if P 22 is greater than 0 Zone control Default value New value Remarks P 29 Roomsensor authority 10 if room sensor P 30 Room time mins 60 if room sensor P 31
11. same time and as their current values are not displayed before the change If segments under P 10 or P 12 have been changed but you regret the changes and do not want to execute them you must blank outall the days displayed see step 2 below To set atime program 1 7 days 1 2 Important 5 Select P 10 TP 1 orP 12 TP 2 Use the toggle key 0 1 and the or keys to set the days that shall have the new pattern for example Monday to Friday no days shown no change The flashing segment is automatically switched to the 30 minutes seg ments when you leave the Sunday or the Monday backwards Move the flashing segment with the or keys and use the toggle key 0 1 to fill the segment for Active output clear the segment for Passive output for all the days that were marked in step 2 To execute the changes you press either Pap or P down Now return to P 10 or P 12 if you want to affect the other days for exam ple Saturday to Sunday Specify the active segments for these days as in steps 2 5 Move flashing segment with key or A filled segment indicates Active operation Flashing day name If you press when the Toggle indication with 0 I key flashing segment is Visible days indicate days the here the entry will 30 mins segment are valid for switch to the 30 mins segments Setting a time program 1 7 days P 13 Clock hh mm P 14 M
12. the power supply TAC AB Feb 2000 2 7 TAC 200 User s Manual Important 2 8 General 4 Set the time and date Press P till you get P 13 Clock hh mm P 13 00 00 Press cl or D till you get the correct time P 13 09 45 example If you keep pressing the or key the value will change more rapidly Press P to get P 14 Month day P 14 01 01 Press c or D till you get the correct date P 14 01 29 example Press P to get P 15 Year P 15 1993 Press cl or D till you get the correct year P 15 1994 example Press P or P to execute the change If by mistake you happen to change a value and have forgotten the old value no change will be made as long as no P key has been pressed In stead wait for P 00 to re appear in about 2 minutes TAC 200 is now running in auto mode with default factory values See section 5 3 Day time operation will rule 06 00 to 22 00 Monday through Sunday 6 If other values are required see chapters 3 and 4 TAC AB Feb 2000 TAC 200 User s Manual Daily operations P 00 P 15 3 Daily operations P 00 P 15 3 1 List of available functions The following functions are reached with the keys P and P own and the corresponding values are displayed Values described withitalics are display only and cannot be changed All other values may be changed with the keys and P 00
13. Room deadzone C 0 3 if room sensor P 32 Max room infl day K 10 if room sensor P 33 Max room infl night K 30 if room sensor Supply temp control Default value New value Remarks P 34 Supply P band C 100 if mixing valve P 35 Supply I time mins 4 if mixing valve P 36 Actuator stroke time secs 170 if mixing valve P 37 C x min On Off 15 if on off control P 66 Hysteresis C 3 0 if on off control Night setback Morning boost Default value New value Remarks P 38 Outtemp 100 night setb 10 also applies to 100 boost P 39 Outtemp 0 night setb 10 also applies to 100 boost P 40 Boosttime mins 120 P 41 Max boost C 5 if P 40 is greater than 0 Pump control Default value New value Remarks P 42 Pump cut off 1 1 cut off active P 43 Pump exercise 1 1 if P 42 1 pump exercise once a week P 44 Outd temp for pump stop 20 if P 42 1 P 45 Suppl temp for pump start 20 if P 42 1 P 46 Min off time pump hours 2 if P 42 1 Time control Default value New value Remarks P 47 Timefmt12 24h display 24 12 or 24 P 48 DSTO no 1 auto 2 manual 1 1 DST autom implemented P 49 DSTmonth day 03 31 if P 48 2 ie manual P 50 DST time of day 2 00 if P 48 2 P 51 Standard time month day 09 30 if P 48 2 P 52 Standard time time of day 3 00 if P 48 2 P 53 DST adjust hh mm 1 00 if P 48 2 TAC AB Feb 2000 TAC 200 User s Manual Commisioning protocol
14. TAC 200 User s Manual 0 004 6921 0 GB 2000 02 09 tac TAC 200 User s Manual Contents TAC 200 User s Manual This document contains proprietary information of TAC andis made available solely to those who operate and maintain TAC equipment Disclosure reproduction or use of either the documents or the information contained herein for any other purpose is strictly prohibited TA reserves the right to make changes or additions to material as necessary 1993TAC AB Contents 1 Introduction 1 1 The TAC 200 Heating Controller 00 0 0 cccccccccccecescceeeseneeeeeeeneceaeceaecnaeceeeseeeseaeeeaeeeaeenaeees 1 1 1 2 Thismha n l oseere reenen ern R eP EREE aE En hee evens sad Gases SEENE NEER T RER 1 1 1 3 More trl rm aQth naa esis 5 dhnddsdegeds caucus sdspvssceaoxscsdecessisiaves s4acdesedes vbesaddves ladevssansonsseadiveseessevess 1 2 2 General 2 1 VEOUIGINO oeiee ee ate csey check weet AE A O CE oR eh beseti ccnp usd EE EREE EEEE AEA 2 1 2 2 Connecti nS serin rer marear iieri oE NEEESE SESE EE EE ERENER EE EERENS 2 3 2 3 The Operator Panel ssssmisenieussn ssusp dsendbedsse bene itii iani nein aKa AREN OA EEE EEEE OREERT EEA 2 5 2 4 COMMISSIONING es ese cos cr ccea saan coat icere rri ieii brer sh uae bike ANNAN ONA tosh de AR RR EN EE A ok KRA ANNAN EN iEn 2 7 3 Daily operations P 00 P 15 3 1 List of available functions 0 0 0c ceeeeeceessssscscseecececececesceesceeseeee
15. X1 Forced day time operation short circuited to M 16 X2 Forced night time operation short circuited to M 17 X3 Digital input pulse counter 18 M Signal earth Cable length Up to 200 m area 0 5 mm to B1 B3 and X1 X3 Up to 100 m area 1 5 mm to other terminals TAC AB Feb 2000 TAC 200 User s Manual General 2 3 The Operator Panel The Operator panel consists of a semi graphic display a leaflet with the functions and the following operating keys P upward in list in the text also called Pa P downwardin list in the text also called P D increase value c decrease value o 1 toggle switch for the 30 minutes segments List of Display Normally showing functions P 00 followed by the time P 00 12 34 DIP switch location Operating keys TAC 200 Operator panel The keys Pp and P own are used to move up or down in the list of func tions and the keys and and in some cases 0 T are used to change the value of the selected item List of functions Operating keys P Function 00 Time Mode 01 Room temperature P FER 20 1 Display P 05 20 0 C 02 Outdoor temprature 03 Supply temperature Q a QQ mn 05 SetPoint room day 07 Night setback SP C 08 Curve parallel adjustm c 09 Time pr 1 day by day P 10 Time pr 1 1 7 days 11 Time pr 2 day by day 12 Time pr 2 1 7 day
16. You can help make this manual even better Please help us make out documentation as user friendly as possible Use this form to let us know of any errors unclear descriptions or suggested improvements Send the form to TAC AB Technical Centre J gershillgatan 18 S 213 75 MALMO Sweden I have found the folloving errors and or unclear descriptions in the TAC 200 User s Manual Article no 0 004 1201 GB Name Company TAC AB Feb 2000 tac TAC AB J gershillgatan 18 SE 213 75 MALM SWEDEN 46 40 38 68 50 vx
17. ation mode Forced Off see section 3 2 KG Operation mode Forced Night time flashing if forced externally M Operation mode Automatic Time program 1 is in control 3 Operation mode Forced Day time flashing if forced externally I II On off control Stage 1 Stage 2 connected VA Mixing valve Closing Opening Flashing when power limiting is active TAC AB Feb 2000 TAC 200 User s Manual General 2 4 Commissioning When the installation and the electric wiring have been completed carry out the following checks and adjustments before taking the system into operation 1 Check that the sensors and actuators have been correctly connected 2 Locate the DIP switches on the front panel under the List of functions and set the switches as follows Switch Position off 0 Position on 1 1 on off control mixing valve 2 on off 2 steps on off 3 steps 3 radiator heating floorheating 4 no room sensor room sensor 5 room sensor EGRL room sensor EGF 1 with SP dial 6 7 no significance set to 0 Hardware reset 8 hardware reset and restart when switched from normal position 0 to 1 and back Ifswitch Iis setto 1 mixing valve switch 2 will have no significance If switch 4 is set to 0 no sensor switch 5 will have no significance Ifrestart is needed with switch 8 the controller will not lose any set values Factory settings 1 8 1000 0000 Dip switches underneath the list of functions 3 Connect
18. ceseeecsesesceseeseeeseesesesenens 3 1 3 2 Description ciecie does seein atv eae EE E Darel saa tens da NN an ER bb O E EREE 3 2 Special functions P 16 4 1 List of available functions sssesssesssessrsrersressrssrrrsrrrsrrsrnrrerrrer rer r enn ers r er rr seen sr es KR Rn AR rn nr ran bn nen nn 4 1 4 2 Reset asiicssceesciecessdcivessdexsetonszedoundssayeuisaieeveedod cendscasvscsi sata ia IN SAR RID vers san ves iea sevice EES adda slap eeeeaee 4 2 4 3 Control f nctions is 552555 3dccceseies esses censcenskscsdedesaedsasveesesageseand eases austosjelevaaceasdesiecas seis waders 4 3 4 4 The Control Curve s sesossssrssesssssssssessrrrsrrssresrrrsrrrsrrr sr ser s nns rss rn rr RBK RKA RKA RAKA RK KASK ARR K ARSA ARR Ann rn on 4 4 4 5 Power limit function s ssssesssesssreserersrererrresreseresrresrrrsrrrsrresrrrrrs ers ere ere rer ner sr rr sr KR RAR Rn AR Rn sera rn nen nn 4 6 4 51 Measuring the POWER sisivesc essa sdae E EA 4 6 4 52 Limiting the power sers c esros tavssceassaciiesecitivesseasessassivecsetvecaisdncivatvel ez sonata sescesaesecn ETUS NEEE 4 7 4 6 Room temperature control 2 0 0 0 cecceecceeeceeeceseeeseecscecaecaeceseeeseeeseecaeecaaeceeeeenereneneseessaes 4 7 4 7 Night setback and Morning boost s sssssssrsssrsrrererssrerresrenrrrrssrerrrsresr ennen ene sr ere kr sne R sr rr rn nr enn 4 9 4 8 Extended day night operation os esmsssessesssrsrrssrsneerresrerrsnrsnesnrrsrerrerrsrrsrrrsr ene rn nr seen Kr RK Re rn rn
19. control external units via relay output K4 quite independent of the Day Night time operation of Time program 1 For example switch over between oil and electrical heating lighting or fans may be controlled in this way Filled segments P 11 0 24 indicate an active output 4 10 Pump control The pump is operated to utilize the heat stored in the building in the most efficient manner The pump is stopped and the control valve is closed when the outdoor temperature rises above a preset value the calculated supply temperature falls below a preset cut off limit These conditions are set by P 44 Outdoor temperature for pump stop P 45 Supply temperature for pump start Note This cut off function is only in operation if P 42 Pump cut off is set to 1 The minimum off time after the pump has been stopped is P 46 Min off time pump hours Once initiated the period must run out even if P 46 is changed during this period Exercising of pump The pump is run once a week provided that P 43 Pump exercise is set to1 The pump is started at midday each monday and run for one minute to prevent seizure during stops longer than a week However the pump must have stood still for at least a full week before the pump is exercised Anti freeze protection The pump will start running to prevent freezing when the outdoor temperature falls below 3 C This facility cannot be inhibited TAC AB Feb 2000 4 11
20. ection 2 4 At power failure all activities except the time update will cease until the power returns If the clock running reserve se chap 5 is insufficient the display will show P 00 with the time flashing 00 00 when power has returned Set the time and date and make a quick check that the remaining entered values have not been affected TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 3 Control functions TAC 200 has three separate control functions one controller to limit the power consumption one controller for the room temperature one controller for the supply water temperature The controller for the room temperatur is used only when there is a room sensor Itis recommended to use a room sensor as the room temperature controller is very efficientin utilizing the heat stored in the building The influence of the outdoor temperature on the supply water temperature is determined by the reset curve SP p is modified with SP e directly or via the room temperature controller by the variable Night setback or Morning boost If the room temperature controller is active SP i will also be affected by the requested setpoint value the current room temperature and the min max limits if specified The resulting value may in turn be reduced by min max limits resulting in the SP value This value is compared to SP ow in the maximum allowable setpoint calculated by the power limit controlle
21. failure 4 2 P 54 Special functions P 16 P 45 Supply temperature for pump start P 46 Min off time pump hours P 47 Time format 12 24hour display P 48 Daylight Saving Time 0 no 1 automatic 2 manual P 49 DSTmonth day P 50 DST time of day P 51 Standard time month day P 52 Standard time time of day P 53 DST adjust hh mm P 54 Reset pressing gives default Test functions P 60 Program version no P 61 Manual control of output K1 P 62 Manual control of output K2 P 63 Manual control of output K3 P 64 Manual control of output K4 P 65 Testof all display segments P 66 Hysteresis supply temperature The operating procedures are described in section 2 4 Reset P 54 is described first because it may be used to reset all values and to restart the controller This is an advantage if you are in doubt about the entered values of the controller You must be aware of the fact however that all the manually entered values will be lost after this restart command as they are replaced by the factory default values The clock will also be set to zero The default values are listed in section 5 3 The restart is executed when the display shows P 54 and you press the key The auto mode will rule with forced day time operation and digital output K4 will be set to zero until the time is set The display will show P 00 with the time flashing 00 00 to indicate that time and date has to be set s
22. it values 4 7 TAC 200 User s Manual Specialfunctions P 16 P 32 Max room influence day P 33 Max room influence night System without room sensor If the DIP switch section 2 1 indicates that there is no room sensor then there is no adjustment of the control curve However the supply temperature setpoints are parallel displaced when setting the Curve parallel adjustment P 08 to a value not equal to zero The supply temperature controller uses these parameters P 34 Supply P band C P 35 Supply I time minutes The actuator stroke time is set with P 36 Actuator stroke time seconds P 66 Hysteresis at on off control supply temperature On offis in C from curve of stage 1 see the figure below tsuppy AY C toutdoor x C gt When on off control is used the delay time in degree minutes till the next stage is switched on or off is given by P 37 C x min On Off Ex If P 37 15 and the control error is 1 it will take 15 minutes before the next stage is changed 1 x 15 15 If the error is 3 it will take only 5 minutes 3 x 5 15 4 3 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 7 Night setback and Morning boost P 06 P 07 P 07 TAC AB Feb 2000 TAC 200 uses a night SP during the night time operation The actual SP value depends on several factors If there is a room sensor without a SP dial EGRL Setpoin
23. n C The display is continuously updated but after about 2 minutes the display will revert to P 00 to show the time P 04 Calculated supply temperature setpoint The setpoint for the supply water is calculated by the controller The current value in C is shown here The value cannot be changed from the display P 05 Setpoint room day P 06 Setpoint room night These entries are used to set the desired temperature value when the room sensor has no setpoint dial ie type EGRL Please refer to section 4 7 for details on P 06 and P 07 P 07 Night setback SP The night setback is used for the night SP if there is no room sensor at all or when the room sensorhasa setpoint dial ie type EGF 1 the dial is normally used for the day SP A negative value will lead toa reduction in the temperature P 08 Curve parallel adjustment The temperature curve can be adjusted upwards or downwards by the amount of degrees given This is normally used only when there is no room sensor For most P values for example P 00 P 08 the current day is shown on the display as is time program 1 on the 0 24 scale TAC AB Feb 2000 TAC 200 User s Manual Important Daily operations P 00 P 15 P 09 Time program 1 day by day P 10 Time program 1 1 7 days P 11 Time program 2 day by day P 12 Time program 2 1 7 days The digital clock has two time programs TP 1 and TP 2 TP 1 is used to switch between Day and Night time opera
24. nsor so that its time constant will be as short as possible To achieve this Mount the sensor on an inner wall made of lightweight building material such as wood or plasterboard Avoid mounting it on a concrete wall Mount the sensor in an open location to ensure good circulation of air around it Locate the sensor within 10 m from aradiator but not directly above a radiator This is particularly importantin rooms without mechanical ventilation The air velocities are then often low which will cause a sluggish response of the control system Type M44 M5 M15 M42 actuators Installation instructions for actuators are supplied together with the actuator and its its installation kit TAC AB Feb 2000 TAC 200 User s Manual General 2 2 Connections Wiring diagram for mixing valve 230 V N e _____ 2 Supply temp sensor CT 3 i 4 5 Forced day op 6 e Forced night op 7 e Pulse counter 8 9 Connection to a system with a 230 V actuator 230 VL 1 230 V N 2 Supply temp sensor 3 R Pavl 4 24 V B 5 Forced day op W 6 Forced night op 7 e Pulse counter 8 e 9 Connection to a system with a 24 V actuator Wiring diagram for on off control 230 V L __ __ 230 V N e _____ Supply temp sensor Stage Stage Forced day op 2 e Fo
25. ntrolled directly from the panel on off when the following functions are used Manual control of output K1 Manual control of output K2 Manual control of output K3 Manual control of output K4 The requested output is shown on the display 1 on 0 off The manual control is only in action as long as the controller is in actual position If the key on or off has not been touched for more than 2 minutes the display return to 00 and the controller takes normal control of the output again With the function Test the display you can turn on and off all the segments of the display 4 13 TAC 200 User s Manual 5 Technical data 5 1 Electrical TAC AB Feb 2000 Technical data Supply VONAGE minnssssserssserrsnnernsnrnrnr rn rna 220 230 V AC 10 50 60Hz Power CONSUMPLON casiserdesecetien rst gered tat oes aceon deeds 2VA Ambienttemperature Operation ameter ater ann ee ime ene nr retry meee tree 0 to 50 C OLOFE eee oe eee eee ee 20 to 50 C Ambient humidity sacdsisceciercecicuiqnastediaanedranndedasndinseaunimeenes max 90 RH Realtime clock accuracy at 25 C mums 12 minutes per year Power off clock and memory protection s max 12 hours Controlfunction a ce ieeiat ese se caiesectsvet inet ceoeaeruc alaceteacepticeaweceeeaeeacetes Pl Application select smnssssssosssrersssnsnsrrsr rr rn ana DIP switch with 8 switches Digitalinputs QUANTITY tee seei e ta sects EEE E a
26. onsumption may be measured and controlled against a preset high limit As shown in the block diagram in 4 3 the power limit controller will limit the setpoint for the supply temperature to keep the power consumption on or below the requested value O This symbol will flash when the power limiting controller is active 4 5 1 Measuring the power Digital input X3 can be used as a pulse counter If each pulse equals a certain amount of energy the current power can be calculated and controlled P 22 Wh pulse or P 23 Pulses kWh are used to specify the energy per pulse The following table suggests suitable values for some rated power levels Wh pulse P 22 Pulses kWh P 23 Rated power kW 100 10 50 500 200 5 800 1000 250 4 1000 1200 500 2 1000 2500 999 1 1000 5000 Either P 22 or P 23 may be used but only the latest entered value is used and converted to the other representation as well P 24 P 29 will only appear if P 22 is grater than 0 P 25 Current power kW The current power consumption using the P 26 interval is displayed but cannot be changed 4 6 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 5 2 Limiting the power P 24 P 26 P 27 P 28 To limit the power consumption the PI controller needs the following param eters Setpoint max power kW Required upper value for the power consumption Power limit control interval minutes The controller uses this in
27. onth day P 15 Year 3 4 How to set time and date is shown in section 2 4 TAC AB Feb 2000 TAC 200 User s Manual Specialfunctions P 16 4 Special functions P 16 4 1 Listof available functions The following functions are normally only used during commissioning or if special adjustments are required Values described withitalicsare display only and cannot be changed All other values may be changed with the keys and To reach the functions beyond P 15 you must do as follows Press P and P at the same time P 16 Max supply temperature P 17 Min supply temperature P 18 Curve point x 1 P 19 Curve point y 0 P 20 Curve pointy 1 P 21 Curve point y 2 P 22 Wh pulse P 23 Pulses kWh P 24 SPmax powerkW P 25 Current powerkW P 26 Power limit control interval minutes P 27 Power limit gain C kW P 28 Power limit I time minutes P 29 Roomsensor authority P 30 Room time minutes P 31 Roomdeadzone C P 32 Max room influence day P 33 Max room influence night P 34 Supply P band C P 35 Supply I time minutes P 36 Actuator stroke time seconds P 37 Cx min On Off next stage P 38 Outdoor temperature 100 night setback P 39 Outdoor temperature 0 night setback P 40 Boosttime minutes P 41 Max boost C P 42 Pump cut off 1 P 43 Pump exercise 1 P 44 Outdoor temperature for pump stop C TAC AB Feb 2000 4 1 TAC 200 User s Manual 4 2 Reset Note Power
28. r 1 The least of these is used as SP aay for the supply temperature controller The pump can be made to turn off at high outdoor temperatures or if SP has a low value supply Each of these functions is described in more detail in the following Out door temp Time pgm 1 Reset curve Night setback Without room sensor Min max SP Least of Morning boost limits gt function Pump Fump on off gt S P maxpower REG Power MV power SPcurve SP powlim Supply REG Supply Heating oe temp unit SPottset A 7 I MV SP dial or gt P 05 06 Room temp With room sensor supply Min max limits Block diagram for the controllers of the TAC 200 TAC AB Feb 2000 4 3 TAC 200 User s Manual Specialfunctions P 16 4 4 The Control curve The control curve determines the setpoint value SP of the supply tempera ture from the measured outdoor temperature There are two different default control curves and by setting the DIP switch 3 indicating aradiatororfloorheating system you will get the curve thatis best suited for the application supply AY C 70 60 J toutdoor x C gt Cy es eee ete re ees 0 10 Control curve default for a radiator heating system supply BY C 45
29. rced night op e Pulse counter Connection to a system with an on off control TAC AB Feb 2000 2 3 TAC 200 User s Manual 2 4 General There are two types of on off control selected by the DIP switch settings see 2 4 On off in two steps Step I Step 2 Stage 1 Stage 2 On off in three steps Step 1 Step2 Step 3 Stage 1 e Stage 2 e Connections on the terminal unit TAC 200 has six knock out holes for cable entries 2 knock outs in the rear part for conduit fitting Pr 18 6 Pg 11 2 knock outs for cables with rubber bushings on the upper side of the case 2 knock outs for cables with rubber bushings on the lower side of the case High voltage cables must be kept well separated from the low voltage cables Connections also any connections of 24 V to the actuators must be performed according to the high voltage regulations 1 230 V L Supply voltage live 2 230V N Supply voltage neutral 3 PE Protective earth 4 KCI Voltage supply relay K1 and K2 5 Kl Relay K1 increase stage 1 6 K2 Relay K2 decrease stage 2 7 KC2 Voltage supply relay K3 and K4 8 K3 Relay K3 pump 9 K4 Relay K4 universal time program 2 output 10 M Signal earth Measuring ground 11 Bl Supply temperature sensor EGWS EGA 12 B2 Outdoor sensor EGU 13 B3 Room sensor EGRL or EGF1 wire 1 or 2 the other 2 or 1 to M 14M Signal earth 15
30. s 13 Clock hh mm 14 Month day 15 Year 199 TAC 200 List of functions and example on the use of the operating keys TAC AB Feb 2000 2 5 TAC 200 User s Manual General If you keep pressing the or key the value will change more rapidly in several levels If no key has been touched for about two minutes the display will always revert to P 00 current time operating mode Some of the values are display only for example P 02 the outdoor temperature These P selections are written in italics in the leaflet to indicate that the displayed values cannot be changed by the operator Depending on the configuration of the system section 2 4 ie what kind of units are connected some of the P functions may be omitted on the display The TAC 200 panel display has a number of letters and symbols which are used to indicate status or assist in the input 30 mins segment used with Week days used with time AM PM and C only time program 1 and 2 program 1 and 2 appear when 12h clock Filled segment indicates Selected days are shown or temperature is Day time operation displayed 8 9 10 11 12 13 14 15 16 17 TH U FR SA S Selected P function Corresponding value These symbols are described in the text below TAC 200 Operator panel 2 6 A lighted symbol has the following meaning Pumpisactive K4 Time program 2 indicates ON Oper
31. t Weight asteonceuccteastoeasteesitltcaadedranieciaiuuiaattardaleeiuhedsnadecresaceiawiaitane 0 7 kg Dimensions WXHXD sunmrssseersssrserrrserrrsnnrrrsnnrrrnrnr rr nnn 144 x 96 x 94mm when mounted in panel panel cutout 138 x 92 mm DIN 43 700 22 mm will protrude while max 72 mm will lie behind the panel 5 3 Default values Listed below are the default values used at P 54 Restart P functions initalics show display only values P Meaning Default value P 00 Time Mode 00 00 Auto with Day time op P 01 Room temperature P 02 Outdoor temperature P 03 Supply temperature P 04 Calculated supply temperature setpoint SP P 05 SetPoint room day 21 P 06 SetPoint room night 18 P 07 Night setback SP C 10 no room sensor supply temp 2 room sensor EGF 1 room temp P 08 Curve parallel adjustment 0 P 09 Time program 1 day by day Day time operation 06 00 22 00 P 10 Time program 1 1 7 days Monday through Sunday P 11 Time program 2 day by day 00 00 00 00 P 12 Time program 2 1 7 days None P 13 Clock hh mm 00 00 P 14 Month day 01 01 P 15 Year 1995 P 16 Max supply temperature 80 radiator 55 floor heating P 17 Min supply temperature 10 radiator 10 floor heating P 18 Curve point x 1 5 radiator 10 floor heating P 19 Curve point y 0 18 P 20 Curve point y 1 45 radiator 35 floor heating P 21 Curve point y 2 60 radiator 45 floor heating P 22 Wh pulse 0 0 inverted value
32. t room night used as SP ae If there is a room sensor with a SP dial EGF1 Night setback SP affecting the SP room A positive value means raising the night temperature If there is no room sensor Night setback SP affecting the SP stppiy To summarise Application SP aay SP ich i EGRL P 05 P 06 EGF1 SP dial SP dial adjusted with P 07 No sensor SP apply SP apply adjusted with P 07 The SP value is also affected by the variable Night setback and the Morning boost The Night setback of the supply temperature varies to ensure that the heating system will be able to reach the correct room temperature even after nights with low outdoor temperatures The magnitude of the setback is determined via a curve with two variable outdoor temperatures P 38 and P 39 see figure on the next page These two outdoor temperatures are also used to determine the Morning boost A certain time before time program 1 will indicate Day time operation the controller boosts the supply temperature The boost varies with the outdoor temperatures It reaches its maximum at the P 38 temperature and is reduced to zero at 20 C and at the P 39 temperature where there is no longer any night setback please refer to the figure 4 9 TAC 200 User s Manual Specialfunctions P 16 Night setback 100 gt 50 i t i outdoor C 0 i gt 30 20 P 38 0 P 39 20 Increase 1 of SP supply i Max boost i
33. terval to measure and calculate the current power The interval must be chosen so that the number of pulses during the interval at the maximum power rate will be 10 or higher If chosen too short the accu racy will be insufficient Power limit gain C kW The value indicates how much the supply temperature must be lowered in order to lower the power consumption with one kW Power limit I time minutes The integrating time should have a value similar to the time it takes for a temperature change to affect the room 4 6 Room temperature control P 29 P 30 P 31 TAC AB Feb 2000 The room temperature is controlled via the supply water temperature ie the room temperature controller calculates an offset from the outdoor compen sated control curve and thus adjusts the supply water setpoint The controller has proportional P and integral I action with adjustable parameters The supply temperature setpoint P 04 is calculated as the sum of values from the outdoor compensated control curve with a possible parallel displace ment the morning boost section 4 7 and the room temperature control offset If there is aroom sensor the controller regulates the room temperature with the following parameters by parallel displacement of the control curve Room sensor authority Room l time minutes Room deadzone C The influence of the room temperature on the supply temperature may however be limited using the following lim
34. tion TP 2 may beused for any suitable purpose Bothcan be individually set for each of the days in the week witha precision of 30 minutes By picking suitable on off times operation will always occur within 15 minutes of any desired time value TP 1 is set by using either P 09 or P 10 TP 2 is set by using either P 11 or P 12 To set atime program day by day 1 2 Select P 09 TP 1 or P 11 TP 2 Use the toggle key 0 1 to fillthesegmentfor Active output clear the segment for Passive output The flashing segment will also move to the next position 3 Move the flashing segment with the or keys ifnecessary Thedayis automatically switched when you leave the last segment or the first backwards Enterthe segments for all the days of the week To execute the changes you must press either Pp orP when down you are finished Move flashing segment with key or Flashing segment If you press when the Toggle indication with 0 I key segment is here the A filled segment indicates Active entry will switch to the operation next day Day the entry is valid for Setting a time program day by day TAC AB Feb 2000 3 3 TAC 200 User s Manual Daily operations P 00 P 15 If several days shall have the same pattern you may simplify the entry by using the following method Note This method requires some planning as several days may be affected at the
35. x 1000 of P 23 P 23 Pulses kWh 999 0 inverted value x 1000 of P 22 P 24 SP max power kW 999 P 25 Current power kW 52 TAC AB Feb 2000 TAC 200 User s Manual P P 26 P 27 P 28 P 29 P 30 P 31 P 32 P 33 P 34 P 35 P 36 P 37 P 38 P 39 P 40 P 41 P 42 P 43 P 44 P 45 P 46 P 47 P 48 P 49 P 50 P 51 P 52 P 53 P 54 P 60 P 61 P 62 P 63 P 64 P 65 P 66 Meaning Power limit control interval minutes Power limit gain C kW Power limit I time minutes Room sensor authority Room I time minutes Room deadzone C Max room influence day Max room influence night Supply P band C Supply I time minutes Actuator stroke time Seconds C x min On Off Outdoor temperature 100 night setback Outdoor temperature 0 night setback Boost time minutes Max boost C Pump cut off 1 Pump exercise 1 Outdoor temperature for pump stop Supply temperature for pump start Min off time pump hours Time format 12 24hour display DST 0 no 1 automatic 2 manual DST month day DST time of day Standard time month day Standard time time of day DST adjust hh mm Reset pressing gives default Program version Manual control of output K1 0n off Manual control of output K2 on off Manual control of output K3 on off Manual control of output K4 on off Test of all the display segments on Hysteresis supply temperature C TAC AB
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