solareg ii vision
Contents
1. possible reasons e sensor wire broken e sensor defect e short circuit in sensor wire e sensor defect e error in pump connec tion e pump defect e airin the system e flow meter defect e connection with flow meter defect e sensor wire broken e sensor defect 28 Measures gt check wire gt check sensor resistance if neces sary exchange sensor gt check wire gt check sensor resistance if neces sary exchange sensor gt check cabling exchange pump deaerate the system gt check if an impeller of the meter moves when the system runs if visible gt check wire gt check wire gt check sensor resistance if neces sary exchange sensor gt 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 9 2 Failures without error message You can check failures and malfunctioning which are not indicated and find their error sources according to the following table If failure repair is not possible on the basis of the description you must ask the deliver ers or installer Possible reasons Measures e 230V mains voltage not gt switch on or connect the collector Error presentation No display function Controller does not work Symbol Pump rotates but pump does not work Temperature display var ies strong in short time intervals Service manual for SOLAREG II VISION existing appliance internal safety fuse defect2. Reset able to current temperature El Indication of maximal temperature storage tank 1 2 yes Antifreeze sensor no Indication of universal temperature measuring points T6 IO Indication of current temperature storage tank thermostat no Indication of current temperature collector return no R 2 temperature differential controller no Temperature of heat generator 2 temperature differential controller no Temperature of heat consumer L Operating hours for charging storage tank yes Reset able to 0 h 927 kWh L Energy productivity for storage tank yes Reset able to 0 kWh Service manual for SOLAREG II VISION 1 9 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 7 3 Menu Programming All changeable parameters can be checked in this menu and if necessary changed In the factory set up usual values which as a rule guarantee problem free function of the system are placed The number of indicated values depends on the controller type and the adjusted addi tional functions Only the needed values are shown at a time Indication Value Typical ad e g Meaning range justment g Storage tank 15 95 C 65 C Permissible maximal temperature Storage tank switch on difference dTon 3 40K 7K Storage tank switch off difference dToff 2 35K 3K Adjustment of minimal pump power at rota 30 100 100 tional speed regulation 100 rotational speed regulatio
3. Never mix up the connections of protec tive low voltage area sensor flow transmitter with 230V connections De struction and extremely dangerous volt age on the appliance and on the con nected sensors and other appliances is possible Solar systems can absorb high tempera tures There is a danger of burning Be careful during installation of the tem perature sensor Mount SOLAREG II so that not to cause inadmissible operating temperatures gt 50 C for the appliance e g through sources of heat Service manual for SOLAREG II VISION 6 lt gt lt gt lt gt lt gt All installation and wiring work at the controller must be carried out only in The connection and starting of SOLAREG II must be carried out only by a competent staff While doing this you have to keep to valid safety regula SOLAREG II is neither splash proof nor drip proof And so mount it in a dry place For safety s sake the system can remain in a hand mode only for test purposes In this operating mode neither maximal temperatures nor sensor functions are monitored If any damage on the controller the ca ble or connected pumps and valves have been detected the system must not be started Check if the materials used for tubing insulation as well as the pumps and valves are suitable for existing tempera tures in the system 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 4 APPLIA
4. the pump on output A1 A2 up to adjusted ture Switching action can be adjusted maximal temperature so long as the collec through dTmax dTon and dTmin dToff tor temperature becomes higher by a cer but dTon cannot get lower than dToff 1K Service manual for SOLAREG II VISION 22 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION Storage tank charge TC Storage tank below On i A1 pump on Off A1 8 1 2 Rotational speed regulation Corresponding values in menu Basic adjustment The solar circulation pumps on 230V outputs A1 and A2 can be operated either in switch mode two point controller or in a rotational speed regulated way If the rotational speed regulation is acti vated the pump power is adjusted by a con troller so that switch on temperature differ Programming Rotational soeed min lt 100 ence Storage tank dTmax is kept constant as much as possible At lower deviation of Storage tank dTmax the pump is operated with the lowest power till the switch off wave is reached 8 1 3 Cooling function Corresponding values in menu Basic adjustment To increase the energy productivity of solar system it may be useful to by pass the so lar energy at reaching a certain storage tank temperature or to take it from the storage tank If the temperature of the storage tank Service manual for SOLAREG II VISION 2
5. 2 and Type 4 In system types Type 1 and Type 3 a valve V1 switched over Output A3 is planned for cooling ther mostat or for 2 temperature differen tial controller function 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 5 1 1 Overview 230V connections for SOLAREG Il In the following table an assignment of switch outputs for various controller types is presented Grey fields are absolutely nec System type essary for basic function of the system White fields are intended for optional addi tional functions Switch outputs A A2 A3 cm collector 1 storage tank P1 S 1 collector 2 storage tank pump valve es 1 collector 2 storage tank pump pump ie 2 collector 1 storage tank pump valve P1 V1 a 2 collector 1 storage tank pump pump cooling or thermostat or 2 diff regulation cooling or thermostat D S or 2 diff regulation cooling or thermostat or 2 diff regulation cooling or thermostat or 2 diff regulation cooling or thermostat i ES or 2 diff regulation P1 P2 5 2 _Connection temperature sensor The appliances SOLAREG II work with precise platinum temperature sensors type PT1000 According to the controller type and function range you need from 2 to 4 sensors Installation cabling of temperature sen sors Mount the sensors in the provided places in the collector and storage tank Pay
6. C Hysteresis of thermostat function 10K 2 temperature differential controller maximal temperature 65 C Tmax 2 temperature differential controller hysteresis dTmax 7K Adjustments in menu Basic adjustment Typical adjust Current adjust ment ment Switching on or off the function collector protection 0 off Temperature at which the collector protection function is 120 et active Switching on or off the function recooling only when the 0 off collector protection is on 7 Temperature to which the storage tank is recooled after l i 40 C the active collector protection function Special function for time controlled circulation in operation i 0 off with tube collectors Switching on or off the function energy productivity meas 0 off urement 8 Alternative choice of the cooling function or the thermostat 0 off function 8 Choice of glycol types used 0 Anro Mixture ration of coolants 50 Litres pro impulse of the flowmeter 10 0 L I Switching on or off the function 0 off antifreezing Temperature at which the antifreezing is active 1 C Alternative choice of the cooling thermostat function or the tanie 2 temperature differential controller E System type type 0 Service manual for SOLAREG II VISION 31 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 13 TERMS OF GUARANTEE The controlling appliances
7. Menu Programming Symbol flashes if possible to be chosen Menu Manual operation Menu Basic adjustment BEDS During selection the active symbol flashes If the menu is chosen by means of the C but ton a corresponding symbol is statically presented All others fade out Service manual for SOLAREG II VISION 1 3 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION Graphic symbole Description Indication in operation Indication value dT Temperature difference min Min value appears when minimal values are indi cated max Max value appears when maximal values are indi cated GAA i 5x7 segment display Issue of all figure values SR Presentation of figures 00000 display flashes when a value is changed to 99999 C Temperature in Celsius K Temperature difference in Kel vin h Operating hours kWh Productivity indication in kWh Measuring points assignment Temperature measuring point collector Temperature measuring point collector2 Temperature measuring point storage tank 1 below storage tank charging Temperature measuring point storage tank below storage tank charging Temperature measuring point collector return Temperature measuring point storage tank above thermostat function Antifreeze sensor or universal temperature measuring point T6 no sensor monitoring 2 tempe
8. at tention to a good temperature crossing and use if necessary heat conducting paste gt The wires of the temperature sensor can be lengthened Up to 15 m long you need a 2 x 0 5mm cross section up to 50 m 2 x 0 75 mm In the case of long connec Service manual for SOLAREG II VISION 1 0 tions collector shielded extension lead must be used On the sensor side do not pinch the shield but cut off and isolate it gt Temperature sensors are connected ac cording to the layout plan Polarity of both veins may be ignored in the case of temperature sensors d Sensor wires must be laid separately from 230V wires 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 5 2 1 Overview sensor connections for SOLAREG II In the following table the assignment of used for antifreeze or 277 temperature dif sensor inputs is presented Grey fields are ferential controller it may be used as a uni absolutely necessary for basic function of versal temperature sensor input In this the system White fields are intended for case no sensor monitoring takes place optional additional functions If T6 is not System type Inscription on controller Tsti Tst2 Tret Tsti Tst2 Tret Tst1 Tcoll2 Tret EE tank pump Tool Tst1 Tcoll2 Tret AN Before starting shut the cover until it is latched 5 2 2 Over voltage protector module 1 collector 1 storage tank pump Tcoll1 1 collect
9. opened only when mains voltage has been safely cut off and it is protected against restarting The connection of all electrical wires takes place on the compo entry in the housing lower part On the right compo entry side there are low voltage connections for sen sd PE PE A3 A2 A1 L1 sors and flow transmitters On the left side there are 230V connections The following picture shows the connection field of SOLAREG II VISION ISSE A S1 S2 S3 S4 S5 S6 S7 AARAL E kd EE M PE Earthed wire S7 Flow transmitter L Phase of mains S1 Temp sensor collector 1 N Zero wire of mains S2 Temp sensor storage tank 1 A1 Phase switch output 1 3 Temp sensor collector 2 storage tank 2 N Zero wire switch output 1 S4 Temp sensor collector return A2 Phase switch output 2 S5 Temp sensor thermostat or for 2 temperature differential controller N Zero wire switch output 2 S6 Temp sensor antifreeze or for 2 temperature differential controller A3 Phase switch output 3 N Zero wire switch output 3 Service manual for SOLAREG II VISION 1316BED002_11B E Release 11 2008 Installation and service manual General connection rules d In the case of all connecting wires skin a cable covering ca 6 8 cm long and the ends of veins ca 10 mm long In the case of flexible wires you must have outside
10. or inside the appliance a pull relief The vein ends must be equipped with wire end ferrules In the bushing nipples on the 230V side you eS e SOLAREG II VISION can mount PG9 screwed connections if necessary Cables are inserted in the appliance through provided holes All earthed wires must be fixed in bind ers marked with PE potential earth 5 1 230V connections For 230V connections you must follow the following points d In the case of solid electric mains the ame mains voltage for the controller outside the controller must be able to be switched off by a switch In the case of electric mains with the help of cables and shock proof plug this switch may be left out Controllers are intended for the opera tion in 230V 50Hz mains The pumps to be connected and valves must be laid for this voltage All earthed wires must be connected to binders marked with PE Zero wire binders N are electrically connected and are not switched Service manual for SOLAREG II VISION 9 Sie All switch outputs A1 A2 A3 are 230V closers If potential free contacts are needed appropriate accessories are available Output A1 is operated according to an adjustment as a closer rotational speed 100 or in the case of the function Rotational speed regula tion rotational speed lt 100 with block modulated output signal for the pump P1 Output A2 behaves as A1 for pump P2 in system types Type
11. points downwards VR en Down e Value change decrease of the indicated value by 1 at EN longer pressing the values decrease constantly wt Si Scroll left e In main menu scroll to the left Exit e Exit menu e Exit menu point Break off e Break off value change without storing a Scroll right e In main menu scroll to the right a A Choice e Choosing one menu point Confirmation e Confirmation of value change with storing Service manual for SOLAREG II VISION 1 5 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 6 5 Exemplary appliance operation When you have read the descriptions of the menu in chapter Operating menu you can practise operating steps Below an opera tion example is presented The current col White Grey Symbol static Symbol flashes operation step Service manual for SOLAREG II VISION 1 6 Graphic indication after lector temperature is the starting position in menu Info Target change of the parame ter Storage tank dToff from 3K to 4K in menu Programming Description Exit menu s Info Choosing menu Programming Call up menu Programming the first menu point appears Repeated pressing up to menu point S1 dTmin appears Choosing presented parameter Increase of the parameter value from 3K to 4K Confirmation of the parameter Storing of the
12. switched on when TDiff1 gt TDiff2 Diff dTmax and simultaneously TDiff2 lt Diff Tmax It is switched off when TDiff1 lt TDiff2 Diff dTmax 2 or TDiff2 gt Diff Tmax thermostat function or the 3 switch output A3 For this reason the controller func A For this controller function you need temperature sensor inputs for antifreezing and tions can be only alternatively chosen Service manual for SOLAREG II VISION 24 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 8 1 6 Tube collector function Corresponding values in menu Basic adjustment The function Tube collector is switched on or off in menu Basic adjustments If the function is activated a circulation of heat carrying medium through the collector takes place for 30 seconds every 30 minutes It is Programming necessary to be able to measure a tem perature change in the collector when no regulation conditioned circulation has taken place for a longer time Indication Meaning x Short circuit on temperature sensor of the current measuring point Break on temperature sensor of the current measuring point Circulation error at activated energy productivity measurement 8 2 System monitorin In the case of an error the flashing symbol JD is shown as a rule 8 2 1 Sensor monitoring The sensors necessary for control functions and their connecting cables a
13. 3 Programming Tst goes over the temperature barrier Tstmax 5K adjusted maximal storage tank temperature 5K the switch output A3 is switched on Switching off takes place at lower deviation of this temperature 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 8 1 4 Thermostat function reheating Corresponding values in menu Basic adjustment The thermostat function is a control circuit dependant of storage charge In this way e g the reheating of the upper stand by part of the storage tank independent of solar cir culation function is enabled Thermostat Storage tank above T C Programming Thermostat Ton Tth Thermostat dT Switch output A3 is e switched on when the adjusted tempera ture Thermostat Ton Tth remains un der e switched off when the adjusted tempera ture Tth dT remains over D on A2 i Sff Heating on A2 8 1 5 2 temperature differential regulation Corresponding values in menu Basic adjustment Programming ie a Tmax R2 max dTmax R2 dT max The 2 temperature difference regulation enables you independently of all other con trol functions to control an output according to an adjustable temperature difference cri terion TDiff1 is the temperature of a heat generator and TDiff2 of a heat consumer The output is
14. INSTALLATION AND SERVICE MANUAL microprocessor controlled system controller for solar thermal systems SOLAREG II VISION IMPORTANT PLEASE READ CAREFULLY THIS MANUAL BEFORE INSTALLATION AND USE OF THE APPLIANCE NON COMPLIANCE CAN RESULT IN GUARANTEE EXCLUSION KEEP THE MANUAL SAFE The described appliance has been made and tested in compliance with CE guidelines 1 Symbols and short GOSCHPUOIS ispasasecernrinctasannsueeandanciaxsinisnanstnndeneissacnandannienapeiavanelivasinnrs 3 2 Range of application characteristic fOAtUICS s 1seeeeccecessceeesnnnnnnseeeeesssenesnennneeeeenens 4 2 1 Ra nge of application E 4 2 2 Appliance characteristic features eeceeeeeesesseeeeeeeeeeeeeseeseenneeeeeeeeeseeeseeeneeeeeeeeeeeneees 4 2 3 System types for SOLAREG II VISION cccccceessseseeeeeeeeeeeeeseseeeneeeeeeeeessseeeeeeeeeeeeeeeseneens 5 3 Safety ET isis snsctsieus vanshesniatadausiietvniadesauibouediindsansusiuabesuntsuccauilsduasesequedenievanmlavadedies 6 4 Appliance installation sssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn na 7 4 1 Opening of the appliance ssnnnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nnmnnn 7 4 2 WY ea aS Tea AUN eessen 7 5 Electrical connection OVEVICW iccssscccssseccssssecssssicsnensusssnesssssssansasnsusnsrssssdsanseeneacsenssasesteans 8 5 1 230V CONNGCHONS aer eee re eerre
15. NCE INSTALLATION The controller must be installed only in dry no explosion dangered places Installation on the combustible ground is not permissible 4 1 Opening of the appliance You do not need any tools to open the ap upwards through light pulling at the side pliance Upper part of the appliance housing parts straps of the upper part of the appli is bolted by means of two raster with a ance housing see picture lower part In can be unlocked and opened F Keep opening the housing upper part so far freely install and wire the controller upwards until it is latched Now you can AN Before starting shut the cover please until it is latched 4 2 Wall installation In the case of the wall installation proceed in the following way e Drill installation holes accordingly to the enclosed drilling jig 126mm e Screw in two upper screws up to 6 A A mm distance l i e Open the appliance as it is described and hang it onto two screws Now two lower screws can be mounted 84mm e Tighten all screws as firmly only as it is really necessary in order to avoid damages in the housing lower part p 118mm l Service manual for SOLAREG II VISION 7 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 5 ELECTRICAL CONNECTION OVERVIEW 230V Please absolutely follow safety instructions in chapter 2 The appliance may be
16. SOLAREG II are carefully produced and checked at an automatic test place Should any failures occur check first if there are any operation adjustment or sys tem error Furthermore the pump and temperature sensor connections are to be checked PROZEDA GmbH provides a guarantee according to the following terms for 24 months begin ning from the purchase date a The guarantee takes place in the case of existing material defect of the purchased good If this defect is due to an operating error exceeding the permissible technical data false wir ing not permissible technical changes in the appliance made by the customer or other com pany than ROZEDA GmbH no guarantee is provided The guarantee requires a notification in writing which describes the defect in detail and a copy of a customer s invoice The guarantee takes place according to the free choice of PROZEDA GmbH through repair improvement or delivery of functioning spare part The maximum repair period is 1 month with effect from receipt of the appliance by PROZEDA GmbH If two repair attempts go wrong the customer has the right to the claim to the delivery of functioning spare part In the case of delivery of a spare part a new guarantee meeting these terms comes into ef fect Any further warranty exchange price reduction is excluded Guarantee claims are entitled only to the customer and are not transferable b wm c wm In the case of defects within the
17. appliance defect controller is in manual operation switch on condition not fulfilled pump connection bro ken pump is fixed no voltage on switch output sensor wires laid near 230V wires long sensor wires lengthened without shielding appliance defect 29 gt check house safety fuse for the connection gt check safety fuse replace it by a new one type 2A T if necessary gt check 230V components on short circuit gt consult with the deliverers exit menu Manual operation gt wait until the switch on condition is fulfilled gt check cable to pump make the pump run well gt consult with the deliverers gt lay sensor wires differently shield sensor wires gt shield sensor wires gt consult with the deliverers 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 10 TECHNICAL DATA SOLAREG Il Housing 100 recyclable ABS housing for wall installation Measures L x W x D in mm 175 x 134 x 56 ca 360 g weight System of protection IP20 according to VDE 0470 Electrical values Operating voltage AC 230 Volt 50 Hz 10 415 Interference grade N according to VDE 0875 Max conductor cross section 2 5 mm fine strand single wire 230V connections Temperature sensor tempera PTF6 25 C 200 C ture range PT1000 1 000 kQ at 0 C Testing voltage 4kV 1 min according to VDE 0631 Switching voltage 230V Capability per one switch
18. ature difference controller 0 4 Then the possibility of time unlimited editing is given The basic adjustment menu is blocked automatically within one min ute after leaving or one minute after switching on the appliance Factory set up 0 off 120 C 0 off 40 C 0 off 0 off 0 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION Glycol types corresponding to menu point 6 O Anro 5 llexan P 1__ llexan E Glythermin 6 _ Tyfocor L5 5 2__ Antifrogen L 7 Dowcal 10 3 Antifrogen N 8 _ Dowcal 20 A llexanE 9 Dowcal N 8 CONTROLLER FUNCTIONS The controllers SOLAREG II contain many e functions for system protection and sys functions to regulate and monitor solar sys tem monitoring tem Basically you can distinguish e additional functions e controller functions for charging a storage tank 8 1 General controller functions The controller collects the temperatures of account of programmed additional func various measuring points and determines tions and controller parameters the right time to charge the storage tank on 8 1 1 Storage tank charge Corresponding values in menu Basic adjustment Programming s dT max dTon Switch on temperature difference dT min dToff Switch off temperature difference The storage tank is being charged through tain amount than the storage tank tempera
19. ctions 8 3 1 Energy productivity measurement Basic adjustment For energy productivity measurement you need additionally a flow meter and a PT1000 sensor to measure the collector return temperature Tret Energy productivity of the solar system is calculated on the basis of the temperature values in menu Programming Corresponding xxxx kWh difference between collector and collector return temperature and the measured flow quantity The function is switched on or off in menu Basic adjustments 8 3 2 Operating hours meter Corresponding values in menu Programming Info yA So long as the storage tank is charged by a pump the operating hours meter runs along for each separate pump The number of Service manual for SOLAREG II VISION 27 operating hours can be read in menu Info and for each pump separately reseted to 0 1316BED002_11B E Release 11 2008 Installation and service manual 9 FAILURE REPAIR In the case of system failures you must basically distinguish two categories SOLAREG II VISION e failures which can be recognised by the controller itself and therefore can be indicated e failures which cannot be indicated by the controller 9 1 Failures with error message Error representation on display Circulation error no flow A flashing Additionally at energy productivity measure ment Service manual for SOLAREG II VISION
20. e tanks are charged up to Tmax the solar circulation pump is cut off If the collector temperature exceeds the adjusted value T Kollektor max the solar circula tion pump is being switched on until the col lector temperature is reduced by 10K A part of energy is given away through pipe lines as a waste the rest is charged in the storage tank which leads to the increase of Programming the storage tank temperature over the ad justed maximal temperature For safety rea sons the function is finished when the stor age tank has achieved 95 C If the collector temperature falls by 2K un der Tst the recooling function becomes ac tive The excess storage tank energy is given away again through the collector so that at the next charging cycle new reserves are available again The recooling is fin ished when Tst falls under the adjusted value Tst max The recooling function can be switched on only when the collector protection function is on 8 2 4 System protection function The system protection function switches off the system at the temperature exceed T collector max see 8 2 3 10 K This function comes into effect no matter if the Service manual for SOLAREG II VISION 26 collector protection is activated or not As soon as the temperature falls below this value the system is started again 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 8 3 Additional fun
21. eEE eege 30 12 Table typical current adjustments 1 cccccccceeeennnneeeeensnennnsneneeeeeeesnseeeeesnnneeseseseseneseeas 31 13 T rms EE ssaa anana aaa EEREEEEEEEEEESEU ENEE 32 14 ET OF conformity sisisssisrsisrsisinisavinanisanisniisanas noiai aiaa 32 1 SYMBOLS AND SHORT DESCRIPTIONS Explanation of graphic symbols used in the service manual Attention Symbol points out possible dangers and mistakes AN Attention 230V voltage een Symbol points out the dangers through highly dangerous voltages Enumeration Please pay attention ER Information for operation characteristic features Realisation procedure Testing checking Often used abbreviations In the following descriptions and in the con sons Their meaning is presented in the fol troller display abbreviations or short sym lowing table bols are partly used for simplification rea Abbr Meaning min Minimal value max Maximal value gt bigger than Tth Temperature for thermostat C K Kelvin Grade corresponds to 1 grade temperature difference C Celsius Grade dT Temperature difference kWh Energy productivity in kWh Tip Put the enclosed with the appliance Quick Info into the pocket provided on the back of the appliance to have always at hand an overview of all most important functions Installation and service manual SOLAREG II VISION 2 RANGE OF APPLICATION CHARACTERISTIC FEATURES 2 1 Range of application T
22. guarantee time communicate first with the deliverers installa tors In the case of returns you always have to enclose error description if possible the appli ance plan and wiring plan 14 DECLARATION OF CONFORMITY The described appliance has been made and tested in compliance with CE guidelines Service manual for SOLAREG II VISION 32 1316BED002_11B E Release 11 2008
23. he solar thermal controllers SOLAREG II VISION are powerful microprocessor controlled control appliances for function control of solar thermal systems SOLAREG II VISION regulates perfectly thermal solar systems with up to 2 collectors or 2 storage tanks and may be used for five system types Controllers are planned for use in dry spaces in residential business and indus trial areas Wrong use has to be checked before start ing by means of valid regulations 2 2 Appliance characteristic features The series SOLAREG II is provided with the following outfit features e Intuitive menu conducted operation with graphic symbols and four operating keys e Temperature differential regulation digi tally adjustable regulation values e Rotational speed control or switch control of solar circulation pump e Special function for systems with tube collectors e Integrated operating hour meter for storage tank charging e Extensive functions for system monitor ing with error and failure display through symbols e Integrated energy productivity meas urement which by means of the produc Service manual for SOLAREG II VISION 4 tivity measuring set accessories meas ures the energy obtained by a solar sys tem e Storing of all adjusted values even in the case of any longer mains voltage break down e Various protective functions as e g system protection collector protection recooling and antifreeze e The t
24. hird switch output for alternative choice of cooling function heating or 2 temperature differential regulation e Large wiring space Available accessories e Temperature sensor PT1000 e Flow transmitter for productivity meas urement 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 2 3 System types for SOLAREG II VISION Tip the following system plans are no complete hydraulic wiring diagrams TYPE 0 1 collector 1 storage tank collector TYPE 1 1 collector 2 storage tanks pump valve TYPE 2 1 collector 2 storage tanks with 2 pumps storage tank 2 2 collectors 1 storage tank with 2 pumps collector 1 collector 2 TYPE 3 2 collectors 1 storage tank collector 1 pump valve collector 2 Tcoll Temperature measuring point collector Tth Temperature measuring point thermostat Tret Temperature measuring point collector return Tst Temperature measuring point storage tank P Pump FM Flow meter Service manual for SOLAREG II VISION 5 1316BED002_11B E Release 11 2008 Installation and service manual A d lt gt lt gt SOLAREG II VISION 3 SAFETY INSTRUCTIONS an idle condition tions above all VDE 0100 Disconnect the appliance from operating voltage completely before any installa tion or wiring work at the electrical oper ating material
25. ias alienes aana aaa aeaaea eds eege ENNEN hee Ar 22 8 1 2 Rotational speed regulsion ececceeeeeeeeeeneeeeeteneeeeeeenaeeeeseaeeeeseaeesessaeeeesssaeeeesenaeeeesenaeeeeseneeeeeeaes 23 8 1 3 Cooling TUNCTION EE 23 8 1 4 Thermostat function reheating srest neina e RE eisa EE TE 24 8 1 5 2 temperature differential regulston krein 24 81 6 TUBE colector Opel eugtegergvegegSeegesee beer tek uge deggeeh ste cticc a snes iraa A eaa e iniaa 25 8 2 GV beet ING sess oss scneses etna es ene een eciecee cease ese teen ween een eteet nee teeesneneeeneeeeeeaeeeien 25 B 2 1 Sensor MOMMONMG EE 25 8 2 2 gt Fow MONIN assaia oiai EES EEN ENEE REENEN diene eee ERENNERUNG Ee EN 25 8 2 3 Collector protection function recooling ecccceeeeeeeteeeeneeeeeeeeeeaeeeeneeceaeeseaeeeseaeeseaeeeeaeessaeeseeaeeseaeesas 26 8 2 4 System protection function 26 8 3 Additional Auen treese tude ege eege eege 27 8 3 1 Energy productivity MeaSuremen cccecceescceeeeeeeceeeeseeeeeeeeeeeeeeeaeeeeeaaeeeseaaesesseseseeseneenessesineeteneags 27 8 9 2 Operating MOUS TEE 27 Q9 EE 28 9 1 Failures with error MOSS AGC seed EESEEEReSEeEE 28 9 2 Failures without error Message acces inns Sots ccctirecccks ccd ceceticese ths dediceteccensdasdndceeesiceiidendeceeestice 29 10 Technical data SOLAREG Ul sscssstesssczstessssansesdensssetasssuenseveunassectsusssdanensususnedsssssssedsewstiase 30 11 Resistance table PT 1000 eugstenge uteengugeggensgeungguggegtegeege eege NE
26. idental changes in menu Basic adjustment it is not editable in normal functioning but has only display function To be able to carry out any changes you must choose this menu within the first minute after switching on the appliance Indication Line value 0 0 1 120 2 0 3 40 C 4 0 5 0 6 0 7 100 8 10 0 9 0 10 JC 11 D 12 0 Meaning Switching on or off function collector protection Temperature at which the collector pro tection function is active Switching on or off function recooling only when the collector protection is on Temperature to which the storage tank is recooled after active collector protection function Special function for time controlled circu lation in operation with tube collectors Switching on or off function energy pro ductivity measurement Choosing used glycol types Mixture ratio of coolants Litres pro impulse of flowmeter Switching on or off function antifreezing Temperature at which antifreezing func tion is active Alternative choice of cooling function thermostat function or the 2 tempera ture difference controller System type Service manual for SOLAREG II VISION 21 Value range 0 off 1 on 110 150 C 0 off 1 on 30 90 C 0 off 1 on 0 off 1 on 0 9 0 100 5 steps 0 5 25 I I 0 5l steps 0 off 1 on 20 C 4 7 C 0 off 1 cooling function 2 thermostat function 3 2 temper
27. n ene reinar keee eee 9 5 1 1 Overview 230V connections for SOLAREG TI 10 5 2 Connection temperature SCNSOF ccccccssssseeeeeeeeeeeeeeeeeeeneneeeeeeeeeseseseeneeeeeeeesesenseeeeeeeeeeeeess 10 5 2 1 Overview sensor connections for SOLAREG IL 11 5 2 2 Overvoltage protector module EAEE EASEEESEEnaEnanEnatEnannnsenn sennae 11 6 Operation 7 DISDIAY E 12 6 1 Overview of display and operating CleMent scceseeeeeeeeeeeeeeeeeeeneeeeeeeeeeeeeeeeeeneeeeeeees 12 6 2 AIR E VC TE EE 13 6 3 Explanation of graphic symbols iii ccces sec ce sect cctecsiceacetecteceectileacetencectecesiaabecensecteciscauseacncees 13 6 4 B tton TUNING TRON vince ctcntnen deen cwceseceiees ence taveccieiececcceierodtienicneccorecoccteiececctelecediioliceacterececcienececces 15 6 5 Exemplary appliance operation n nnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nnmnnn nnmnnn nnmnnn 16 7 Operating WGI a ai 17 7 1 Overview Construction Of Menu S rUCtUFE ssssassssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn n 18 7 2 en Tu o WEEN 19 7 3 Menu Programming TE 20 7 4 Menu Manual operation EEN 20 7 5 Menu Basic adjustment Z coc ccccscadecncasacaancscacnansnaacanncsendnanssnacanacscndaassnsacancccsadennceacdensdsaaes 21 8 Gontroller TINCT ONS sssssssissesssssssssssssssnisonananininananaa REER EENE EREEREER EREEREER ERER ERER EREKE REE 22 8 1 General controller functions eegene Ee 22 BAA Storage tank CMALGS sisin isin
28. n off Switch on temperature of thermostat function 20 90 C 40 Hysteresis of thermostat function 1 30K 10K 2 temperature difference controller maximal 15 95 C 65 C temperature of heat consumer Tmax 2 temperature difference controller 3 40K 7K Hysteresis dTmax 7 4 Menu Manual operation For service and test purposes the solar sys tem can be operated by hand For this pur pose 230V switch outputs may be discon nected or connected During manual opera tion there is no automatic regulation of the Indication 1 Switching on off switch output A1 system To avoid inadmissible operating states this mode of operation changes into indication after ca 8 hours and the auto matic regulation is activated again Value Meaning range solar circulation pump by band 0 off 1 on Service manual for SOLAREG II VISION 20 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION Switching on off switch output A2 pump2 valve1 by hand 0 off 2 1 on Switching on off switch output A3 cooling thermostat or 2 tem 0 off 3 perature difference controller function by hand 14 on 7 5 Menu Basic adjustment competent staff False adjustments may affect the function of controller and solar sys Adjustments and changes in this menu must be carried out only by an installator or tem To avoid acc
29. or 2 storage tank pump Tcoll1 valve 1 collector 2 storage tank pump Tcoll1 pump 2 collector 1 storage tank pump Tcoll1 valve ditional protection measures are not necessary as a rule for internal sensors For col lector sensor an additional protection PROZEDA sensor connecting box with over voltage protection is recommended External protection elements must not contain any additional capacitors because they may distort measurement result 0 SOLAREG II is equipped with an over voltage fine protector on all sensor inputs Ad Service manual for SOLAREG II VISION 1 1 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 6 OPERATION DISPLAY 6 1 Overview of display and operating elements Service manual for SOLAREG II VISION 1 2 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 6 2 Display maximal display In the following graphics there are all sym real work according to menu position only bols which may appear during work on dis some of these symbols appear play simultaneously presented During a WEES AR Si e Measuring points assignment D ren A N fok t Status indication DCFG TEEN 6 3 Explanation of graphic symbols In the following table the meaning of each symbol is described Graphic symbole Description Indication in operation Main menu Menu Info
30. output 1A ca 230VA for cos 0 7 1 0 Total capability of all outputs 2A ca 460VA maximal Fuse protection fine wire fuse 5 x 20mm 2A T 2 amperes slow Others Recommended flow transmitter PVM 1 5 90 1500I h Tmax gt 90 C 10l impuls Operating temperature D 50 C Storing temperature 10 65 C Changes for technical purposes reserved 11 RESISTANCE TABLE PT1000 The correct function of temperature sensors can be checked on the basis of the following tem perature resistance table with a resistance measuring instrument Temperature Resistance Resistance in C in Ohm in C in Ohm 30 882 OT 1232 20 921 1271 10 960 8o 1309 0 1000 90 O 1347 10 1039 1385 20 1077 1461 30 1116 1535 40 1155 1758 50 1194 Ke Service manual for SOLAREG II VISION 30 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 12 TABLE TYPICAL CURRENT ADJUSTMENTS Adjustments in menu Programming Typical adjust Current adjust ment ment Storage tank1 permissible maximal temperature 65 C Storage tank1 switch on difference dTon 7K Storage tank1 switch off difference dToff 3K Storage tank2 permissible maximal temperature 90 C Storage tank2 switch on difference dTon 7K Storage tank2 switch off difference dToff 3K Minimal pump power at rotational speed regulation 100 Switch on temperature of thermostat function 40
31. parameter Exit menu Programming Choosing menu Info Call up menu Info 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 7 OPERATING MENU To make the operation of the appliance clear the appliance operating and display functions are divided into 4 groups main menus Four menus e Info e Programming e Manual operation e Basic adjustment give you the information about your solar system Each active menu is presented in the upper line of the display through corresponding graphic symbol Menu Overview of contained functions Info Main menu for automatic regulation of solar system e Indication of current measuring values e Indication of system condition e Indication of error messages e Indication of operating hours and energy productivity if available Change and adjustment of programmable desired values parameters Hint changes can affect system functions Manual operation Switching on and off connected pumps valves by hand Basic adjustment Information about basic adjustment for system function Please pay attention adjustments and changes must be carried out only by a specialist Service manual for SOLAREG II VISION 1 7 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 7 1 Overview Construction of menu structure The overview shows the whole menu structure According to basic adjustment and s
32. rature differential controller Slt E O SSIS Operating hours energy pro ductivity measurement Service manual for SOLAREG II VISION 14 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION Status indication Solar circulation pump symbol goes round when solar circula tion pump is on oe Switch output 1 is active appears when switch output 1 active 1 on m Switch output 2 is active appears when switch output 2 active 2 on D Switch output 3 is active appears when switch output 3 active 3 on ras Reference to system fault display flashes when a fault occurs in the system Safety query for value changes __ Input value can be ok which are stored amp rejected or accepted 6 4 Button function Operation of the controller SOLAREG Il Graphic symbols of the display lead you ina takes place comfortably and simply by simple way through the operating structure means of 4 operating buttons By means of and show clearly the current menu points operating buttons you can display values or parameters e recall display values Operating buttons have the following func e carry out appliance adjustment tlons Button Function Description jp ame Up e Menu points upwards A e E e Value change increase of the indicated value by 1 at longer pressing the values raise constantly 8 FTS ex Call e Call up of main menu menu
33. re monitored regard ing break and short circuit If a faulty sensor is recognised by Software the symbol AA is shown By scrolling up and down you can find an error source A N Usage of false temperature sensors can lead to error message too 8 2 2 Flow monitoring Indication Meaning A Missing circulation in solar circuit If the option energy productivity measure ment is disactivated the temperature differ ence between collector and storage tank is Service manual for SOLAREG II VISION 25 checked If it exceeds the amount of 60K dTmax 1316BED002_11B E Release 11 2008 Installation and service manual it is then interpreted as an error because in the case of normal system dimensioning and a pump switched on such big differ ences cannot take place SOLAREG II VISION If the option energy productivity measure ment is activated the flow amount at the pump switched on is checked If for 15 min utes no flow is recognised it is evaluated as an error Error message is automatically reseted after eliminating the failure 8 2 3 Collector protection function recooling Corresponding values in menu Basic adjustment The function is in menu basic adjustments switched on or off Glycol mixtures can decompose in certain conditions at high temperatures Therefore the maximal temperature should be limited if possible in the collector circuit If all storag
34. sterisis gnd temp differential controller dTmax Temperature heat generator Antifreeze sensor Choice cooling function thermostat function 2 temp differential controller 2 temperature differen Temperature heat generator tial controller Universal measuring point T6 Operating hours pump1 System type Energy productivity storage tank Operating hours pump2 Energy productivity storage tank Service manual for SOLAREG II VISION 1 8 1316BED002_11B E Release 11 2008 Installation and service manual SOLAREG II VISION 7 2 Menu Info In this operational mode all measuring val i ues and operating states are shown Only controller specific values as well as those needed for activated additional functions are shown If the values are marked as reset able they may be reseted in the following way gun a A d gt Choice of the value by means of buttons and zc gt gt Resetting of the value by means of the button bS 2 gt Message OK confirm with E no or yes ae Reset Indication Meaning e g possible 75 Indication of current collector temperature 1 2 no Indication of minimal collector temperature 1 2 yes Reset able to current temperature Indication of maximal collector temperature 1 2 yes Reset able to current temperature Indication of current temperature storage tank 1 2 no Indication of minimal temperature storage tank 1 2 yes Reset able to current temperature
35. ystem type some menu points may be left out or shown alternatively Info Programming Manual operation Basic adjustment Current temperature Maximal temperature pump1 on off Collector protect function Collector Collector storage tank1 on off Minimal temperature storage tank1 pumpi valve1 Collector protection Collector Collector1 dTmax dTon on off temperature Maximal temperature storage tank1 heating cooling Recooling function Collector Collector1 dTmin dToff 2 diffcontr on off Current temperature Maximal temperature Recooling Storage tank1 below Collector2 storage tank2 temperature Minimal temperature storage tank2 Tube collector Storage tank1 below Collector2 dTmax dTon function Maximal temperature storage tank2 Energy productivity Storage tank1 below Collector2 dTmin dToff measure on off Current temperature Minimal Choosing used glycol Storage tank2 below Stor tank pump rotational speed in types Minimal temperature Thermostat function Mixture ratio Storage tank2 below Stor tank Ton Glycol water in Maximal temperature Thermostat function Litres pro impulse of flow Storage tank2 below Stor tank dT meter Current a temp diff controller Switching on or off func Collector return temperature Maximal temperature of tion antifreeze heat consumer Tmax Current storage temperature om temp differential con Antifreeze function Storage tank above troller temperature Switching hy
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