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medius 600 SR Installation and operating instructions

1. 14 5V A JHET HE2 SO 1 2 S3 4 5 S6 L RI RZ R3 PE PE RO RO x xX xX x X X X I x x xX S15 M B IMI MI M S1 S2 S3 S4 S5 S6 NINI NTN PE PE X X X x X X X X X X Terminal Use R1 N PE Solar circuit pump R2 N PE Three way valve R3 N PE 121 01 Secondary pump 122 01 Three way valve for bypass function S1 5S1 Temperature sensor for collector 1 S2 S2 Temperature sensor for storage tank S3 S3 Temperature sensor for collector 2 S5 S5 Temperature sensor for collector feed 19 Connecting the controller Terminal assignment for hydraulic layout 120 02 Hydraulic layout 121 02 S14 5V A HE1 HE2 SO S1 S2 3 4 S5 S6 L RI RZ R3 RO RO x xX Xx x xX X X x S15 M B MI MI M S1 S2 S3 S4 S5 S6 NINI NIN X X X x X X X IX Terminal Use R1 N PE Pump for collector 1 R2 N PE Pump for collector 2 R3 N PE 121 02 Secondary pump 122 02 Three way valve for bypass function S1 5S1 Temperature sensor for collector 1 S2 S2 Temperature sensor for storage tank S3 S3 Temperature sensor for collector 2 S5 S5 Temperature sensor for collector feed 20 Connecting the controller Terminal assignment for hydraulic layout 000 00 In layout 000 00
2. Menu item Description Range Factory Current settings setting Glycol type Select the glycol type for the coolant Anro lexan Anro EG E P Antifrogen L N Tyfucor L5 5 LS Dowcal 10 20 N Glycol Mixing ratio for the coolant 0 100 50 concentration MFC RO R3 Menu item Description Range Factory Current settings setting Function Switch on the MFC with the required Off Off function Cooling Switch off the MFC Heating Difference controller Threshold value Return flow boost Wood fired boiler Circulation temp Circulation time Alarm Timer Sensor source Select the sensor input for the source S1 S6 S5 Sensor sink Select the sensor input for the sink S1 S6 S6 Speed Wood fired boiler function 30 100 100 Minimum pump output with speed control 100 Speed control off Runtime Duration of runtime for the Time 1 60 min 3 min 36 controlled circulation function Displaying and changing the values in the menus Menu item Description Range Factory settings Current settings Waiting time Duration of waiting time for the Time controlled circulation function 1 60 min 15 min Link Logical link from the output to the other outputs Layout R1 R2 R3 RO Example of AND link 10x1 1 Only if output is on 0 Only if output is off x No link XXXX System Menu item Description Range Factory settings Current
3. 11 Restore factory settings ATTENTION Risk of loss of current settings due to incorrect restoration of the factory settings gt Before restoring the factory settings make sure that you no longer require the current settings gt If necessary save the current settings to a microSD card before restoring the factory settings The factory settings are the parameters that were preset ex works gt In order to restore the factory settings select the value Load in the Basic settings System Factory settings menu item The factory settings will be restored 12 Networking the controller with other devices The RS 485 interface ProBus and ProBusX allows you to connect the controller to other devices in a network By networking with the conexio 600 or conexio 200 web module you can use the following additional functions via a PC tablet PC smartphone etc e Viewing the controller s data on another device monitoring e Operating the controller from another device remote control e Carrying out a firmware update The manufacturer can provide further details These functions are available for device version V1 10 and higher 52 Faults 13 Faults ATTENTION Risk of damage to the system if faults are remedied incorrectly gt Make sure that faults are only ever remedied by specialist personnel There are two categories of system faults e Faults that are detected by the controller and trigger a faul
4. MFC 0 3 The following status messages can be displayed On Off 27 Displaying and changing the values in the menus Balance values This menu allows you to display the following balance values and if necessary reset them e Operating hours resetting is possible e Output resetting is possible e Flow For systems with two storage tanks the tanks are denoted by the digits 1 and 2 respectively Overview This menu allows you to display an overview of all outputs 2 and inputs 1 It allows a value to be displayed Nothing will be displayed if a sensor is not connected o EA Overview 5 0 S R 1 AQ 7 WE PALO ibe 100 2 23 6 De 0 3 S7 3 30 4 L 0 0 BE 28 Displaying and changing the values in the menus 6 2 Displaying and changing values in the Program menu The Program menu allows you to display and change the parameters The Current settings column allows you to enter your settings A WARNING Risk of scalding from hot water as a result of incorrect settings gt Exercise particular care when configuring settings on the controller gt Take water samples after completion of the settings and check them using a suitable thermometer ATTENTION Risk of system malfunctions due to incorrect settings gt Set parameters only if you know their effects Solar circuit Menu item Description Range Factory Cur
5. 14 5V A JHET HE2 SO 1 2 S3 4 5 S6 L RI RZ R3 PE PE RO RO x xX xX x X X X I x x xX S15 M B IMI MI M S1 S2 S3 S4 S5 S6 NINI NTN PE PE X X X x X X X X X X Terminal Use R1 N PE Solar circuit pump R2 N PE Three way valve R3 N PE 211 01 Secondary pump 212 01 Three way valve for bypass function S1 5S1 Temperature sensor for collector S2 S2 Temperature sensor for storage tank 1 S3 S3 Temperature sensor for storage tank 2 S5 S5 Temperature sensor for collector feed 17 Connecting the controller Terminal assignment for hydraulic layout 210 02 Hydraulic layout 211 02 Alternative layout S14 5V A JHEI HE2 SO S1 S2 3 4 S5 S6 L RT RZ R3 RO RO x xX Xx x Xx X X X S15 M B MI MI M S1 S2 S3 S4 S5 S6 NINI NIN X X X x X X X IX Terminal Use R1 N PE Pump for storage tank 1 R2 N PE Pump for storage tank 2 R3 N PE 211 02 Solar circuit pump S1 5S1 Temperature sensor for collector S2 S2 Temperature sensor for storage tank 1 S3 3 Temperature sensor for storage tank 2 S5 S5 Temperature sensor for collector feed 18 Connecting the controller Terminal assignment for hydraulic layout 120 01 Hydraulic layout 121 01
6. ATTENTION Risk of damage and malfunctions on the controller due to improper connection of the temperature sensors gt Use only sensor connection boxes supplied by the manufacturer gt Use only shielded cables for line extensions gt Connect the shield of the extension cable to a PE terminal gt Install sensor lines separately from 230 V lines Use cables with the following cross sections for line extensions e Upto15m 2x0 5 mm e 15to50m 2 x 0 75 mm When connecting the temperature sensors you do not need to observe polarity for the two wires 14 Connecting the controller 4 4 Assignment of the terminals to the system components For orientation when assigning the terminals to the switching outputs various different hydraulic layouts are shown in the following These show simplified solar circuits that you can use with the controller The process water circuit is not shown here For the hydraulic layouts you can select External heat exchanger or Three way valve for bypass function as extensions You can set the hydraulic layout at e Basic settings Solar circuit Hydraulic layout The connections in the following table are options that may be used in all hydraulic layouts Terminal Use S1 to S6 Connections for PT1000 temperature sensor SO M Radiation sensor input white core of the radiation sensor at SO red core at M S4 S4 Temperature sensor for the collector return for the Energy o
7. Setting the Alarm FUNCTION 0 eesesssssscssecsseccssscssecssccssecessccssecesscesscessecssscesscessecesseesuceeneecsecesseesses Setting the Timer fUNCtION cessesssssecssecssecssescssecssccescessecsseccsecesscesscssscessceeuceesseesacecutecsseesseesaee BAO SStti ig the logical linkisin eassa i 9 Setting protective functionsS s ssessssssesssessoessossocssosssosssossosssossosssosesossoessosssessose 47 9 1 Setting the Collector protection FUNCTION ceseecsessseecsecssecsseecseccseccsecesecssecsscesseesneesseees 47 9 2 Storage tank protection FUNCTION essecssecsseccssecseeessecssesessccsseccsecesseesuecesecesseesseessessatecneeeseees 48 9 3 System protection FUNCTION cecssecssccssecsecsseccstecsseccseccssccsscesseessscesscesseesscesstecsecsucesatecseeessees 9 4 PUMP protection FUNCTION cecsesccseecnsecsecsseccseccsccssecssscessecssscssseessccssscssseesseccssecsseesieeesscersees 9 5 Heat exchanger protection csecssecsssccssecsecssescssscsecssecsseeesseesseeeseesacesseeescesatecseeesecseaceeneecsaees 9 6 Setting the Recooling function 9 7 Setting the Drain back function 9 8 Setting the Anti freeze protection FUNCTION esseessescssecsecsseecseecssecssecesecssecesecesteesseesseess 50 10 Measuring energy OUtpUt cccccccccsccssccrccscccrccsscccessccscssscesercsscsesssscsessssceseees 50 10 1 DEG FIOW SENSOR ssicisescsiscsseidsssscssssssssscsassohechenscucnsccens
8. e Basic settings Output measurement You can choose from the following measurement principles e DFG Flow sensor e VFS Vortex flow sensor e DFA Flow indicator 10 1 DFG Flow sensor The flow sensor measures the flow rate mechanically It is located on the return flow pipe of the solar power system To determine the energy output with a flow sensor the pipe mounted sensor S4 must also be connected for temperature measurement 10 2 VFS Vortex flow sensor The VFS measures the flow rate and the temperature The following types can be installed in the solar power system e VFS Type 1 20 Measuring range of 1 to 20 litres minute e VFS Type 2 40 Measuring range of 2 to 40 litres minute 10 3 DFA Flow indicator In the case of this measurement principle the flow rate is measured just the once by a flow indicator flow indicator on the solar pump group Tacosetter or adjustment valve at a pump output of 100 e g in manual mode The measurement value is entered at the controller The flow indicator can then be removed again The energy output is determined on the basis of this measurement value If you use the Flow indicator measurement principle you must make sure that you do not operate the solar circuit pump with speed control This would lead to incorrect results for the energy output measurement Enter the value 100 in the Program Solar circuit Speed control menu item 51 Restore factory settings
9. Hyteresis 45 Setting multi function controllers MFC 8 7 Setting the Circulation function This function provides you with hot water at all times You can choose from the following control types e Temperature controlled e Time controlled Temperature controlled The switching output of the multi function controller switches on as soon as the temperature falls below the preset setpoint temperature If the temperature rises above the upper limit of the preset temperature range hysteresis the switching output switches off For this control type you can set the following parameters e Basic settings MFC RO R3 Sensor source fit the sensor in the circulation return flow e Program MFC RO R3 Setpoint temperature e Program MFC RO R3 Hysteresis Time controlled The circulation pump is switched on and off in alternation within a preset time window You can configure the setting for the duration of the respective runtime and waiting time For this control type you can set the following parameters e Basic settings MFC RO R3 Runtime e Basic settings MFC RO R3 Waiting time e Program MFC RO R3 Time 1 3 start stop 8 8 Setting the Alarm function In the case of this function the switching output of the multi function controller switches on or off when there is a fault on the sensors used For this function you can set the following parameters e Basic settings MFC RO R3 Link 8 9 Setting the Timer function In the case of
10. in the sensor line Make sure that the sensor line is intact A sensor is faulty Check the sensor resistance If necessary replace the sensor Circulation fault Malfunctioning flow temperature difference between the collector and storage tank is too high This message will not lead to the pump being turned off The message will be reset automatically when the fault is no longer present Faulty pump connection line Make sure that the pump wiring is intact Faulty pump Replace the pump Air in the system Vent the system Faulty sensor line Make sure that the sensor line is intact Faulty sensor Check the sensor resistance If necessary replace the sensor 54 Faults Fault message Possible cause Action AE Faults A sensor line is faulty Make sure that the sensor line is intact Flow DFG 16 04 12 10 08 Fault is detected acknowledge Energy output measurement No flow line Faulty pump connection Make sure that the pump wiring is intact A pump is faulty Replace the pump There is air in the system Vent the system 13 2 Faults without fault message The table below shows the faults without fault messages Fault Possible cause Action No indication on the display There is no mains voltage Switch on the controller or connect the controller to the
11. pump is switched on for the duration of the preset pump runtime 42 Setting multi function controllers MFC For this function you can set the following parameters e Basic settings Solar circuit Tube collector Pump runtime e Program Solar circuit Radiation Control via temperature change Whenever the collector temperature rises by a predefined value within a predefined interval period the solar circuit pump will be switched on For this function you can set the following parameters e Basic settings Solar circuit Tube collector Time e Basic settings Solar circuit Tube collector delta T 7 6 Bypass function external heat exchanger When the criteria for switching on are met the solar circuit pump is activated first in order to warm up the collector circuit This optimizes the energy generation process especially in larger solar power systems The storage tank is not charged until the temperature in the solar circuit is sufficient to do so The parameters for switching on and off are permanently set in the controller 8 Setting multi function controllers MFC Depending on the hydraulic layout switching outputs RO R7 and HE3 can be used as multi function controllers MFC These can be set irrespective of the basic functions of the controller The outputs are not HE capable RO is not speed controlled You can assign the following functions to the multi function controllers e Heating function e Cooling functi
12. settings Load language Change the language or load it from microSD card Parameters Backup parameters from controller to microSD card Load parameters from microSD card to the controller This menu item will be displayed only if a microSD card has been inserted Off Backup Load Off Factory settings Load factory settings Off Load Off Firmware update Carry out a firmware update This menu item will be displayed only if a microSD card has been inserted Only the firmware files will be displayed Off Start Off Bus type Selection from ProBusX for working with conexio 200 and FlexBox ProBus for working with conexio 600 The change will not take effect until after the controller is restarted 37 Setting the control functions 7 Setting the control functions The general control functions allow you to configure the settings for the charging of the storage tanks You can set the following control functions e Charging principle e Storage tank priority function e Parallel charging function e Pump control e Tube collector function 7 1 Setting the charging principle In order to optimise the energy output you can choose from the following charging principles e Temperature difference charging principle e Target temperature charging principle The charging principle is selected in the following menu item e Basic settings Solar c
13. this function the switching output of the multi function controller switches on within the preset time window For this function you can set the following parameters e Program MFC RO R3 Time 1 3 start stop 46 Setting protective functions 8 10 Setting the logical link In principle all MFC can be linked with other outputs This means that the status of another output will influence the control operation of the respective MFC Example for MFC R3 The value 10XX is entered in the Basic settings MFC Link menu Assignment R1 R2 R3 RO 1 0 x x This would mean that MFC R3 would only be active if e The corresponding switch on conditions are met AND e R1is on 1 AND R2 is off 0 RO does not need to be taken into account x Its own output in this case R3 cannot be edited 9 Setting protective functions In order to protect the solar power system against frost and overheating the controller is equipped with the following protective functions e Collector protection function e Storage tank protection function e System protection function e Pump protection function e Heat exchanger protection e Recooling function e Drain back function e Anti freeze protection function 9 1 Setting the Collector protection function This function protects the collector against overheating If the preset collector protection temperature is exceeded the solar circuit pump switches on The pump runs until t
14. Controller unit for solar thermal systems medius 600 SR SAL Kollek tor 502 Speicher S03 Speichers medius 600 Installation and operating instructions English version of original German installation and operating instructions Version 1 1 December 2013 Terminology In order to facilitate the use of the assembly and operating instructions the following terminology will be used e These installation and operating instructions will hereinafter be designated as Instructions e The medius 600 SR controller will hereinafter be designated as Controller e The thermal solar power plant will hereinafter be designated as Solar power plant e Freely definable Prozeda function modules complete with selectable inputs and outputs will hereinafter be designated as Multi function controllers MFC e Prozeda GmbH will hereinafter be designated as the Manufacturer Declaration of conformity We Prozeda GmbH hereby declare in sole responsibility that the product medius 600 SR complies with the following directives e Electromagnetic compatibility 2004 108 EC e Electrical equipment designed for use within certain voltage limits 2006 95 EC e CE marking 93 68 EEC Standards that were used e DIN EN 60730 1 e DIN EN 61326 1 e DIN EN 61326 2 2 This manual is designed to help you use the controller properly safely and economically Target group This manual is addressed to all persons who carry out a
15. Technical Data from page 57 onwards Make sure that all components to be connected to the switching outputs are suitable for an operating voltage of 230 V 50 Hz Description of the controller e When in manual mode the system must only ever be operated for a short time and only for test purposes e Install sensor lines separately from 230 V lines e Use only sensor connection boxes supplied by the manufacturer 2 Description of the controller The controller is used for monitoring and controlling a solar thermal system The controller allows the system to be configured in accordance with the local situation at the place of use and with the requirements of the user In addition the controller can be used to carry out system protection functions 2 1 Overview microSD card interface Display Operating buttons Terminal cover OOOO Locking screw The display 2 shows the menus for monitoring and controlling the solar power system The operating buttons 3 allow you to display and change the parameters Installing the controller For data exchange purposes the controller is equipped with a microSD card interface 1 3 Installing the controller i DANGER Risk of fatal injuries due to explosions or fire gt Never use the controller in areas where there is a risk of explosion gt Install the controller on a non flammable subsurface A DANGER Risk of fatal electric shock when working on the opened control
16. cedhecusnecdcsecdesecasesederssassusesrsstesesscoectececvesestsovedse 51 10 2 VES Vortex flOW SENSOL aiian a a aa a a 51 10 3 DFA Flow indicato Nennen E EE EE EE ERER OOV OOE aE 51 11 Restore factory settingS e seessessosssoessessoesscsssessoossosssossosesosssessosssosee s92 12 Networking the controller with other devices 13 Faults 13 1 Faults with fault message 13 2 Faults without fault message ecsescsssecsecssescntecssccssecessccssecenecessceenecesscesucessccesecesatecseecsecesueeeneeess 55 14 Technical data cccccsssccssscsccscscsscsccccsscccscsessccesscscsssscsssscsccsssccsesccssscsssssseseeses 57 15 Accessories cccsiccctscdscecsscscscnsicssccsssctessssosocscdeescs soancsscenscasdbencasessescussonestsescsevecooseses 58 16 Disposing of the controller csccccsccsssescscsssscsccccsccscsscessccesscsscscsesscssscssensees 59 Safety 1 Safety This chapter contains information on e the proper use of the controller and e the safe use of the controller Read this chapter through carefully before you install connect or operate the controller 1 1 Proper use The controller is used for monitoring and controlling a solar thermal system Appropriate use of the controller includes the following requirements e Use the controller exclusively in dry rooms in residential commercial and or industrial environments e Use only sensor connection boxes supplied by the manufacturer e Use t
17. e storage tank usually at night the solar circuit pump switches on This recools the storage tank to a preset temperature For this function you can set the following parameters e Basic settings Solar circuit Collector protection e Basic settings Solar circuit Recooling 9 7 Setting the Drain back function The Drain back function can be activated only if the Recooling function has been deactivated The Drain back return flow function protects the solar power system against overheating and frost This function requires the installation of a collection tank When the solar circuit pump is switched off heat transfer fluid flows back into the collection tank In the process the heat transfer fluid is cooled down or heated up When the solar circuit is switched back on it will initially run for the duration of the preset pump runtime with full pump output Afterwards the solar circuit pump will then run in normal operating mode again For this function you can set the following parameters e Basic settings Solar circuit Collector protection Temperature e Basic settings Solar circuit Drain back 49 Measuring energy output You can choose between the control types Time controlled and Radiation controlled Time controlled You can set a time window and a pump runtime In the time window the solar circuit pump is switched on at certain specific intervals for the duration of the preset pump runtime For this cont
18. ensor lines have not been shielded Make sure that the sensor lines are shielded The controller is faulty Contact the manufacturer 56 14 Technical data Technical data Autonomous electronic temperature difference controller continuous operation Housing material 100 recyclable ABS housing Dimensions L x W x Din mm 176 x 162 x 44 Protection class IP30 according to DIN 40050 EN 60529 Operating voltage AC 230 voltage 50 Hz 10 to 15 Power consumption lt 2W Max line cross section for 230 V connections 2 5 mm finely stranded single core Inputs 1 S6 protected by varistors For temperature sensors PT 1000 1 kQ at 0 C Input SO For radiation sensor type PSF Other inputs VFS Vortex flow sensor DFG Impeller flow sensor Minimum measurable flow 20 litres min Maximum measurable flow 72 000 litres hour Measuring range temperature 30 C to 250 C Interfaces RS 485 for ProBus Output R1 R3 Electronic semiconductor relay Triac with zero cross switch opto decoupled 230 V AC 50 Hz min 10 mA max 150 W with cos gt 0 9 Total output of all outputs Max 300 W Output RO Relay potential free normally open contact max 250V AC 1 A also suitable for protective extra low voltage Control output for HE pump PWM signal 1kHz ViL lt 0 5 V DC ViH gt 9 V DC 10 mA max Anal
19. es and status messages Program menu This is for displaying and changing parameters Manual mode menu This is for switching outputs on and off for test purposes Only specialist personnel are permitted to make changes to the values in this menu Basic settings menu This is for displaying and changing basic settings Only specialist personnel are permitted to make changes to the values in this menu 22 Operating the controller The menu symbol 1 menu level 2 and the name of the active menu level 3 are displayed in the top part of the display The middle part of the display shows menu items in list form The names of the menu items 7 are displayed on the left hand side On the right hand side you will see the current values or status messages 4 for each of the menu items The selected line will have a gray background The bottom part of the display shows basic system functions and messages from the controller The following illustration shows a display screen by way of illustration id L 5 Status Solar off MFR RO off MFR R2 on O 123 F Pos Description 1 Active menu In this case Info menu 2 Display for the menu level In this case Level 1 3 Name of the active menu level 4 Current value or status 5 Fault symbol This symbol is displayed flashing in the event of a fault 6 Pump symbol and switching outputs The pump symbol rotates whenever the pump i
20. function you can set the following parameters e Basic settings Solar circuit Pump type R1 R2 e Program Solar circuit Speed control For HE pumps the following applies Switching outputs R1 and R2 switch only the pump supply They are not speed controlled Their minimum switch on time is 5 seconds Controlling HE pumps with analog signals In the case of the pump control system complete with analog signal the controller sends a 0 10 V analog signal to terminals HE1 and HE2 Definitions for the output voltage U e Pump off 0 5 V lt U lt 1 0 V e Speed control Linear characteristic 3 V lt U lt 10 V for a minimum pump output of 30 40 Setting the control functions The following diagram shows the power curve for the pump control system with analog signal n 100 90 80 70 60 50 40 30 U V Wo AS hE 4 IO n Pump output U V Output voltage Controlling HE pumps with PWM signals In the case of the pump control system with PWM signal the controller sends a PWM signal pulse width modulation signal to terminals HE1 and HE2 The PWM signal can be sent normally not inverted or inverted In the case of the pump control system with a non inverted PWM signal the nominal speed of the pump 0 100 corresponds to the PWM signal 0 100 The following diagram shows the power curve for the pump control system with a non inverted PWM si
21. ge areas do not get mixed up with the power supply connections On completion of installation work refit the terminal cover and tighten the locking screw using a screwdriver Make sure that the electrical connection of the controller can be disconnected from the mains externally if required Make sure that all cables are secured by strain relief devices Use the device only if it is in a fault free condition Preventing risks of fire Install the controller on a non flammable subsurface Preventing risks of injury from burns Carry out installation work on the solar power system only when it has cooled down The process water can reach very high temperatures Exercise particular care when configuring settings on the controller Take water samples after completion of the settings and check them using a suitable thermometer Preventing damage to property A damaged controller may cause malfunctions in the system as well as damage to its components Use the controller only if it is in a fault free condition Install the controller with due observance of its protection class Information about this can be found in the chapter Technical Data from page 57 onwards Make sure that no moisture gets into the controller If any moisture gets into the controller disconnect the controller from the power supply Make sure that the maximum permissible ambient temperature is not exceeded Information about this can be found in the chapter
22. gnal n 100 90 80 70 60 50 40 30 PWM 0 30 60 90 n nominal speed of the pump PWM non inverted PWM signal 41 Setting the control functions In the case of the pump control system with an inverted PWM signal the nominal speed of the pump 0 100 corresponds to the PWM signal 100 0 The following diagram shows the power curve for the pump control system with an inverted PWM signal at a minimum pump output of 30 PMW 100 80 60 40 20 0 n 0 25 50 75 100 PWM inverted PWM signal n pump speed sent by the controller 7 5 Setting the Tube collector functions If the solar power system is equipped with tube collectors you have to activate this function The control type is selected in the following menu item e Basic settings Solar circuit Tube collector Function Time controlled Radiation controlled Control via temperature change Time controlled You can set a time window and a pump runtime In the time window the solar circuit pump is switched on at certain specific intervals for the duration of the preset pump runtime For this function you can set the following parameters e Basic settings Solar circuit Tube collector Pump runtime e Program Solar circuit Tube start time stop Radiation controlled When the level of radiation reaches the preset radiation value the solar circuit
23. he temperature limit in the storage tank 95 C has been reached This is done irrespective of the preset maximum storage tank temperature If the temperature of the collector falls below the preset collector protection temperature by 10 C the solar circuit pump switches off The system will run again in normal operating mode 47 Setting protective functions For this function you can set the following parameters e Basic settings Solar circuit Collector protection 9 2 Storage tank protection function If a hydraulic layout with two storage tanks is used the Storage tank protection function will be automatically active and cannot be changed This function protects the storage tanks against overheating caused by faulty wiring or any other possible faults If the temperature limit is exceeded in one of the storage tanks 95 C all switching outputs will be switched off The storage tank will no longer be charged When the temperature in the storage tank falls below the temperature limit again the system will be in normal operating mode again 9 3 System protection function This function is active at all times This function protects the system against overheating If the temperature of the collector rises above the preset system protection temperature the solar circuit pump switches off When the temperature falls below the system protection temperature the system will be in the Collector protection functio
24. he RS485 interface ProBus only for networking further devices from the manufacturer Prozeda The definition of proper use also encompasses observing and complying with all of the information contained in this manual in particular compliance with all safety information and instructions Any other use or any use exceeding the specifications will be deemed to be improper use and may lead to personal injury or damage to property and shall render the warranty void Use of the controller in the following situations in particular is considered to be improper use e If you modify the controller independently and without prior authorisation e If you operate the controller in a humid or wet environment The manufacturer shall not be liable for damages arising from inappropriate use 1 2 Basic safety information This section contains basic safety information relating to working with the controller You will find additional safety information relating to specific actions and workflows at the beginning of the section concerned Preventing risks of explosion e Never use the unit in areas where there is a risk of explosion Safety Preventing risks of fatal injury from electric shocks Make sure that all regulations applicable at the point of use are complied with Always make sure that the controller is disconnected from the power supply before carrying out any work on it Make sure that the connections of the protective extra low volta
25. ircuit Charging principle Temperature difference charging principle In the case of the Temperature difference charging principle the solar circuit pump is controlled in such a way that the temperature difference between the collector and the storage tank is maintained at as constant a level as possible Target temperature charging principle In the case of the Target temperature charging principle the solar circuit pump is switched on when a certain specific target temperature has been reached in the collector For this function you can set the following parameters e Program Solar circuit Target temperature 38 Setting the control functions 7 2 Setting the Storage tank priority function This function is only available for dual tank systems The Storage tank priority function controls the tank charging of dual tank systems There are the following types of dual tank systems e Systems with two separate storage tanks Systems with a stratified storage tank a storage tank with two heat exchangers one on top of the other e Systems with a storage tank in combination with a swimming pool e etc In control mode the first storage tank is charged as a storage tank with priority 1 If more heat is generated than required the excess energy is fed into the second storage tank storage tank with priority 2 In the case of the stratified storage tank the top heat exchanger is defined as the first storage tank For th
26. is function you can set the following parameters e Basic settings Solar circuit Hydraulic layout e Basic settings Solar circuit Charging break e Basic settings Solar circuit Priority e Program Solar circuit Storage tank active 7 3 Setting the Parallel charging function This function is only available for dual tank systems If the preset temperature difference of the two storage tanks is exceeded and if the switch on conditions for the low priority storage tank are met both storage tanks will be charged simultaneously Both pumps run with a pump output of 100 The energy output is divided between the two storage tanks For this function you can set the following parameters e Basic settings Solar circuit Hydraulic layout e Basic settings Solar circuit Parallel charging e Program Solar circuit Parallel charging 39 Setting the control functions 7 4 Setting the pump control system You can connect standard pumps and high efficiency pumps HE pumps For these you can set the following types of control system e 230V block modulation standard pumps e Analog control HE pumps e Non inverted PWM control HE pumps e Inverted PWM control HE pumps In order to keep the storage tank temperature as constant as possible the solar circuit pumps can be controlled by means of speed control You can set the minimum pump output with speed control between 30 and 100 At 100 the speed control will be switched off For this
27. ler gt Make sure that the controller is disconnected from the mains voltage before removing the terminal cover gt Make sure that the power supply has been secured to prevent it from being switched on again gt Check that the controller is free from voltage gt Screw the terminal cover securely back in place when work has been completed ATTENTION Risk of damage and malfunctions due to improper storage before connection gt Store the controller at room temperature for at least four hours before connecting it Select an installation location which meets the following requirements e The installation location must be at eye level e The installation location must be close to the storage tank and the solar circuit pump e It must have access to the power supply e There must be sufficient space in front of the controller to allow it to be operated e If you wish to lead cables and lines through the back of the controller there must be sufficient space for the cable gland 10 Installing the controller 3 1 Fastening the controller If you wish to lead cables and lines through the back of the controller you need to do this before you fasten it ATTENTION Risk of damage to the controller housing due to screws tightened too firmly gt Tighten the screws only as firmly as necessary gt Use only suitable screws and dowels for fastening the controller gt Hang the controller on the top screw b
28. llows you to enter your settings ATTENTION Risk of system malfunctions due to incorrect settings gt Make sure that users use only user mode gt Make sure that the values are only ever changed by specialist personnel 32 Displaying and changing the values in the menus There are two operating modes e User mode e Editing mode In user mode you can display values in this menu but you cannot make any changes to them If user mode is activated the menu symbol is displayed in the form of a locked symbol In editing mode you can display and make changes to values in this menu If editing mode is activated the menu symbol is displayed in the form of an unlocked symbol Only specialist personnel are permitted to activate editing mode gt To activate editing mode press the A gt and V buttons simultaneously The menu symbol will be displayed in the form of an unlocked symbol Editing mode will be active Solar circuit Menu item Description Range Factory Current settings setting Hydraulic Set the system type 000 00 110 00 layout Layout abc x a 1 2 a Number of storage tanks b 1 2 b Number of collectors c 0 2 c Extensions x 00 02 0 None 1 Heat exchanger 2 Bypass x Version Charging break Storage tank priority function 30 480 s 240s Pause between charging the storage tank Multi tank systems only Priority Storage tank priority function 12 12 Order in which storage ta
29. mains voltage Make sure that the main fuse for the mains connection is switched on The controller s fuse is faulty If necessary replace the controller s fuse Use a type 2A T fuse Check the 230 V components for a short circuit In the event of a short circuit contact the manufacturer The controller is faulty Contact the manufacturer 55 Faults Fault Possible cause Action The pump fails to switch on Manual mode has been activated Exit manual mode The preconditions for the pump to be switched on have not been met Wait until the preconditions for the pump to be switched on have been met The temperature limit for a storage tank 95 C has been exceeded Make sure that the wiring is intact Make sure that the system components are intact The pump symbol rotates without the pump actually running The connection to the pump has been interrupted Make sure that the cable connection to the pump is intact The pump has seized up Make sure that the pump is running There is no voltage at the pump output Contact the manufacturer The temperature display fluctuates strongly at short intervals The sensor lines have been installed close to 230 V lines Install the sensor lines at the greatest possible distance from the 230 V lines Make sure that the sensor lines are shielded The extensions of the s
30. n again When the temperature falls below the collector protection temperature the system will be in normal operating mode For this function you can set the following parameters e Basic settings Solar circuit System protection 9 4 Pump protection function This function is active at all times and cannot be changed If the solar circuit pump is not activated for 10 days the controller starts the solar power system automatically for 30 seconds 9 5 Heat exchanger protection This function is automatically active if a hydraulic layout with external heat exchanger is activated 48 Setting protective functions This function protects the heat exchanger against damage from frost Whenever the temperature on the collector falls below 5 C the heat exchanger pump switches on 9 6 Setting the Recooling function ATTENTION Risk of damage to the solar power system if operated with the Recooling function in combination with reheating gt Make sure that reheating is not in operation before you activate the Recooling function The Recooling function can be activated only if the Collector protection function is active This function protects the system against overheating in the following situations e If no hot water is used over an extended period of time e g during a vacation e Ifthe collector protection temperature is exceeded If the temperature in the collector falls below the temperature in th
31. nk 1 and 21 storage tank 2 are charged Multi tank systems only Layout ab a Storage tank 1 b Storage tank 2 33 Displaying and changing the values in the menus temperaturechange Menu item Description Range Factory Current settings setting Parallel Switch the Parallel charging Off Off charging function on or off On Charging DeltaT DeltaT principle temperature difference Target temperature Collector protection Function Switch the Collector protection Off Off function on or off On Temperature Temperature at which the Collector 110 150 C 120 C protection function becomes active Drain back Function Switch on the Drain back function Off Off in the required control type time Time controlled radiation controlled Radiation Switch off the Drain back function Fill time Fill time of the Drain back function 15 360 s 180s Recooling Function Switch the Recooling function on or Off Off off On Recooling temp Temperature to which the storage 30 90 C 40 C tank is recooled after an active Collector protection function Tube collector Function Switch on the Tube collector Off Off function in the required control type Time time controlled control via dT dt temperature change radiation Radiation controlled Switch off the Tube collector function Pump runtime Pump runtime of the Tube collector 10 120 s 30s func
32. nt measurement value In this case the terminal designation precedes the designation for the sensor e g S01 Collector Whenever you activate a menu item the Measurement value display screen will be displayed E Collector 56 1 C min 0 0 Co O max 58 1 C reset min max ok 26 Displaying and changing the values in the menus Pos Description 1 Current measured value 2 Display of the minimum value reached so far 3 Display of the maximum value reached so far 4 Reset the minimum and maximum values to the current measurement value To reset a value proceed as follows gt Select gt The OK symbol will be displayed gt Press gt toconfirm The value will be reset MFC RO R3 This menu allows you to display and reset measurement values of the multi function controller In this case the terminal designation precedes the designation for the sensor e g S1 Source As in the Solar circuit menu item you can also reset the minimum and maximum values here Status This menu allows you to display the following status messages Menu item Description Solar The following status messages can be displayed Off Charging priority 1 2 Collector protection System protection Recooling Anti freeze protection Waiting time Tube collector Drain back Parallel charging Fault Circulation Only if a circulation fault occurs
33. ny of the following tasks e Installing the controller e Connecting the controller e Putting the controller into operation e Setting the controller e Maintaining the solar power system e Eliminating faults on the controller and the solar power system e Disposing of the controller These persons must have the following knowledge and skills e Knowledge about establishing electrical connections e Knowledge about the hydraulic operation of solar power systems e Knowledge of the applicable regulations at the point of use and the ability to apply them These persons must have read and understood the contents of this manual Availability This manual is part of the controller Always keep it in an easily accessible location Include this manual with the controller should the controller change hands If this manual gets lost or becomes unusable you can contact the manufacturer for a new copy Style conventions used in the text Specific style conventions are assigned to different elements in the manual This makes it easy to recognise the type of text concerned Standard text Menu Menu item Button designations e lists and gt actions Notes accompanied by this symbol contain information about how to operate the controller economically Style conventions for hazard warnings This manual makes reference to the following categories of hazard warnings A DANGER Information or instructions accompanied by the wo
34. og signal 0 10 V DC 3 10 mA max Display Backlit LCD display Type 1 action Type 1 B and type 1 Y Software class A 57 Accessories Autonomous electronic temperature difference controller continuous operation Protection Microfuse TR 5 type 372 2 A T 2 ampere slow Ambient temperature 0 to 40 C Storage temperature 10 to 60 C 15 Accessories The following accessories are available for this controller e microSD card e conviso software e conexio web module Use only microSD cards from the manufacturer The manufacturer cannot provide a guarantee that any other microSD cards will work The conviso software allows you to display the data stored on the microSD card on a standard commercially available PC The conviso software can be downloaded from the manufacturer s website The conexio web module allows you to display the controller s data on another system monitoring via the Internet In addition it allows you to operate the controller from another system remote control via the Internet The conexio web module can be obtained from the manufacturer The following accessories are available for the solar power system e Temperature sensor PT1000 e Output measurement set incl pipe contact sensor e Sensor connection box additional surge protection against indirect lightning e Immersion sleeves 58 Disposing of the controller 16 Dispo
35. on e Temperature difference controller function e Threshold value switch function e Return flow boost function e Wood fired boiler function e Circulation function e Alarm function e Timer function You can select the function for the required multi function controller in e Basic settings MFC RO R3 Function 43 Setting multi function controllers MFC 8 1 Setting the Cooling function In the case of the Cooling function the switching output of the multi function controller switches on as soon as the preset switch on temperature is exceeded If the temperature drops below the lower limit of the preset temperature range hysteresis the switching output of the multi function controller switches off For this function you can set the following parameters e Basic settings MFC RO R3 Source sensor e Program MFC RO R3 Setpoint temperature e Program MFC RO R3 Hyteresis e Program MFC RO R3 Time 1 3 Start Stop 8 2 Setting the Heating function In the case of the Heating function the switching output of the multi function controller switches on as soon as the temperature falls below the preset switch on temperature If the temperature rises above the upper limit of the preset temperature range hysteresis the switching output of the multi function controller switches off For this function you can set the following parameters e Basic settings MFC RO R3 Source sensor e Program MFC RO R3 Setpoint
36. rd DANGER provide a warning about a hazardous situation that will lead to fatal or serious injuries A WARNING Information or instructions accompanied by the word WARNING provide a warning about a hazardous situation that may possibly lead to fatal or serious injuries A CAUTION Information or instructions accompanied by the word CAUTION provide a warning about a situation that can lead to minor or moderate injuries Style conventions for warnings of damage to property or the environment ATTENTION Information and instructions of this kind provide a warning about a situation that can lead to damage to property or the environment Table of contents 1 1 1 1 2 2 2 1 3 3 1 4 4 1 4 2 4 3 44 5 5 1 5 2 6 6 1 6 2 6 3 6 4 7 7 1 7 2 7 3 74 7 5 7 6 8 8 1 8 2 8 3 8 4 8 5 8 6 8 7 8 8 8 9 SAPELY T EE E TEIE EE EEEIEE E A ETR RAE 7 ad d0 OIEI EE CETO E EEA 7 Basic safety information ssssccesscossscssscctscctcccccccousccuccebsceossssacvssossnsootecssnvscovesnacsvesssdusssassslasstusccnseciaesinere 7 Description of the controller se sesssesssessoessossoessosssesssossosssossosssosesossoessossoessosssosse 9 OVE OW scisiisiilicccdicsscsascsesuccoucsusceatsessinssoscoesieeeRecccecsecevccssecsecbasvan itiiti iii EEEN 9 Installing the controller Fastening the Controller ninien niaii Connecting the controller csccsssscsssscscsscscsscssccsscecssses
37. rent settings setting Storage tank 1 2 Storage tank Required maximum temperature 15 95 C 65 C max dTon Switch on difference 3 40 K 7K dToff Switch off difference 2 35 K 3K Storage tank Storage tank priority function Prio1 Prio2 Prio1 active Specify the storage tank priority Prio2 Prio1 Off Prio2 Activate or deactivate the storage tank with priority 2 Parallel Temperature difference for the 10 50 K 30K charging Parallel charging function Speed control Minimum pump output with speed 30 100 100 control 100 Speed control off 29 Displaying and changing the values in the menus When the start time for time window 1 has been specified you can specify the start times for time windows 2 and 3 Menu item Description Range Factory Current settings setting Target Required temperature for the Target 15 85 C 40 C temperature temperature charging principle Radiation Value at which the Tube collector 0 500 W 100 W or Drain back radiation controlled functions start Tube start time Time at which the Tube collector or 00 00 24 00 6 00 Drain back time controlled functions start Tube stop time Time at which the Tube collector or 00 00 24 00 20 00 Drain back time controlled functions stop MFC RO R3 Menu item Description Range Factory Current settings setting Setpoint Switch on temperature 20 90 C 40 C temperature Hys
38. rol type you can set the following parameters e Program Solar circuit Tube start time stop Radiation controlled When the level of radiation reaches the preset radiation value the solar circuit pump is switched on for the duration of the preset pump runtime For this control type you can set the following parameters e Program Solar circuit Radiation 9 8 Setting the Anti freeze protection function The Anti freeze protection function can be activated only if the Drain back function has been deactivated This function protects the solar power system against the heat transfer fluid freezing If the temperature falls below the preset temperature the solar circuit pump switches on If the preset temperature is exceeded the solar circuit pump switches off The system will run again in normal operating mode For this function you can set the following parameters e Basic settings Solar circuit Anti freeze protection 10 Measuring energy output The controller can calculate and display the energy output of the solar power system To do so it requires the following values e Flow rate e Temperature difference between the collector and collector return flow temperatures e Glycol type and glycol concentration in the heat transfer fluid The energy output is displayed in the following menu item e Info Balance values Output 50 Measuring energy output For the energy output measurement you can set the following parameters
39. s switched on There is a bar display above each switching output showing the current control power 7 Menu items 23 Operating the controller 5 2 Using the operating buttons The operating buttons allow you to navigate in the menus and make changes to values The following table explains the functions of the operating buttons Operating buttons Function Move up in the list Increase the displayed value Move down in the list Call up the selected menu Reduce the displayed value Move to the right in the main menu Select or activate a menu item Confirm a change to a value COICO OS Move to the left in the main menu Cancel the activation of a menu item Any value changes that have not been confirmed will be discarded The value that is currently set will be displayed Return to the main menu In the case of fault messages Switch off the warning signal Navigating in the menus gt To switch to the main menu press lt as often as required until the main menu is displayed gt Use lt or gt toselect the required menu The selected menu symbol flashes gt To display the various different menu items select W or A gt To display a menu item select gt gt To exit a menu item select lt 24 Displaying and changing the values in the menus Changing values gt To activate a menu item select gt The Change value display screen will be displa
40. scsessssesscsescescsessesecees 12 Connecting cables to the controller 0 eessesssssecsecssesessecssecesecesscesseccsecesseesseeeseeeseceeneeesseeseeesaee 12 Connecting the controller to the power supply 14 CONNECTING temperature SENSOTS reecseecsesssssscsesssesssescsecsseessecsssessseesseesssessseesseesseessseesssessseesses 14 Assignment of the terminals to the system COMPONENTS sssessssesesssescnsesesssecesseeeessecesees 15 Operating the controller scccccccssscsssscsssscsssccsssscscsecsssecssssssccsssssessesssessesecees 22 Description of the display elements seesssecsecsseecssecsseessecessecssecesecessecsneesseesuessacecseeesaeeenseess 22 Using the operating DUttOns sescsssecsessssscssecsseesseecsseessecsseccsscesseesssecsusecseessuecsaceeseecsecesaeeesseess 24 Displaying and changing the values in the MeNUG sccccscccssescsessssesscesees 26 Displaying values in the Info MENU essssssecseessescstecsscessecesscccsecesecessccsneesseesucesueecseeesaeeesseess 26 Displaying and changing values in the Program MENU cesssesssecsssecsseccseecneecsseceseeeneeeses 29 Controlling switching outputs in the Manual mode MENU essseecsssecseecseesseecneecsseeesees 32 Displaying and changing values in the Basic settings menu 32 Setting the control FUNCTIONS sessesssessoessosssessossscssoessosssosso 38 Setting the charging Principle sesccsessesssescseecssecssesesseccsecenecessccc
41. seecseecsucecseecseesacecateeseeesueeeaes 38 Setting the Storage tank priority FUNCTION essesssssscsecsseccneecsecssecescessccssecencesneesseeesseesees 39 Setting the Parallel Charging function uu ecsssssssssescssecsecssecesecsseceseccsscesscceseesecesseecseesseeesaee 39 Setting the PUMP control SYSTEM sescsseecseecssescstecssecssecesecssecescessccssecesecesucecsecesecesecesatecseeeseeesaes 40 Setting the Tube collector FUNCTIONS ceessesssssesssecssescssecssecssecesscessecenecessecsuecssscesscesueecseessieesaes 42 Bypass function external heat exchanger ssescseseccssescssescssescsssescssecessseecsseceesseeesnseeesneessee 43 Setting multi function controllers MFC ssccccccccscscsscscsssssccssecscsesssseseesees 43 Setting the Cooling FUNCTION esescsssecsecsssscseecsseessecessecssecesecesscessecssscssscesscecsseesaeeestecseesseesses 44 Setting the Heating function oe eesseescssecssecseeesneeeeee 44 Setting the Temperature difference controller FUNCTION csssesseeccstecssecssecseeecseeeeneeesees 44 Setting the Threshold value switch FUNCTION seesssesssecssessntecsecssecesscesscessecesecesscceseesseeesees 45 Setting the Return flow boost FUNCTION 0 eecesssssessecsssecssecsseceneccssecsseccsscessccesecesscesseesseesseessees 45 Setting the Wood fired boiler FUNCTION 0 eeceeesssesssescstecssecsseccsscessecsseccsscessccssscesscesseesseesseeesass 45 Setting the Circulation function
42. sing of the controller The environmentally friendly disposal of electronic assemblies recyclable materials and other unit components is regulated by national and regional laws gt Contact the competent local authority for detailed information on disposal gt Dispose of lithium batteries in accordance with the statutory regulations gt Dispose of all components in accordance with statutory regulations A amp 59 These instructions were prepared by a technical documentation office certified by DocCert System 1335B TBO02 11B E
43. t Remove the terminal cover 12 Connecting the controller The following illustration shows the elements of the controller that are important for connection Pos Description 1 Terminals for extra low voltage area 2 Fuse 3 Terminals for 230 V area 4 Terminals for protective conductor 5 Terminals for relay contact 6 Cut out apertures for cable feedthrough at the back 7 Screw clamps for securing the cables 8 Cut out apertures for cable feedthrough on the underside 13 Connecting the controller gt Connect the cables to the corresponding terminals Information about connecting the system components to the corresponding terminals can be found in the section Assignment of the terminals to the system components from page 15 onwards gt Screw the terminal cover securely back in place 4 2 Connecting the controller to the power supply When making the mains connection you must ensure that the mains supply can be disconnected at any time If you make a permanent mains connection proceed as follows gt Install a switch on the supply lead of the controller If you make the mains connection complete with cable and earthing pin plug proceed as follows gt Make sure that the earthing pin plug is easily accessible gt Plug the earthing pin plug in the plug socket 4 3 Connecting temperature sensors
44. t message e Faults that are not detected by the controller and do not trigger a fault message 13 1 Faults with fault message In the event of faults with fault messages the fault symbol will start flashing in the bottom part of the display The backlighting will flash simultaneously The acoustic warning signal will be sounded as well if it is active gt To switch off the flashing of the backlighting and the acoustic warning signal press the operating button lt The acoustic warning signal is activated and deactivated in the following menu item e Program System Warning signal Displaying fault messages gt To display the fault message go to the Info Fault menu zE Faults S5 Interruption Fault Flow DFG Fault All the faults which have occurred are displayed here Clicking with the right hand mouse button allows you to display the time and date When the fault is no longer present Fault OK will be displayed You can delete the message with Reset 53 Faults The table below shows the faults with fault messages Fault message Possible cause Action Interruption Additional symbol indicator in Info Solar circuit A sensor line is interrupted Make sure that the sensor line is intact A sensor is faulty Check the sensor resistance If necessary replace the sensor Short circuit Additional symbol indicator in Info Solar circuit A short circuit has occurred
45. t of the multi function controller switches off To use this function for heating set the Hysteresis value to greater than 0 To use this function for cooling set the Hysteresis value to less than 0 For this function you can set the following parameters e Basic settings MFC RO R3 Source sensor e Program MFC RO R3 Setpoint temperature e Program MFC RO R3 Hyteresis 8 5 Setting the Return flow boost function To save energy energy is supplied to the heating return flow from the solar circuit or storage tank The mode of operation and relevant parameters are similar to those of the Temperature difference controller function 8 6 Setting the Wood fired boiler function This function allows you to re heat the storage tank from a solid fuel boiler The switching output of the multi function controller will be activated if the boiler temperature source sensor plus the selected temperature range hysteresis exceeds the storage tank temperature sink sensor In addition you can also define a switch on temperature setpoint temperature In this case the pump will not start until the switch on temperature has been reached With this function the storage tank will be heated to a maximum temperature of 95 C For this function you can set the following parameters e Basic settings MFC RO R3 Source sensor Basic settings MFC RO R3 Sink sensor e Basic settings MFC R0 R3 Speed Program MFC RO R3 Tmin source e Program MFC RO R3
46. t time 00 00 23 59 12 00 Date Current date 09 06 14 Firmware Display of the current firmware V 1 V x V 1 version Controller ID ID number of the controller 4160 4169 4160 Change only if several controllers of identical type are used in the same bus system The change of controller ID will not take effect until after the controller is restarted 31 Displaying and changing the values in the menus 6 3 Controlling switching outputs in the Manual mode menu The Manual mode menu allows the controller s switching outputs to be turned on and off for test purposes To enable the controller to run in automatic mode again you have to exit manual mode after completion of setting tasks ATTENTION Risk of system malfunctions due to incorrect settings gt Make sure that only specialist personnel ever make any changes to the values in this menu Menu item Description Range Factory settings Output RO R3 Switch switching output RO R3 on or off Off Off manually On Depending on the hydraulic layout which has been set only the switching outputs in use will be displayed Post running time After you exit the menu the controller 0 30 min 30 min switches to automatic mode after the post running time 6 4 Displaying and changing values in the Basic settings menu ay The Basic settings menu allows you to display and change basic settings The Current settings column a
47. temperature e Program MFC RO R3 Hyteresis e Program MFC RO R3 Time 1 3 Start Stop 8 3 Setting the Temperature difference controller function In the case of the Temperature difference controller there is a measurement point at both the source and the sink If the difference between the temperatures of the two measurement points exceeds a predefined value the switching output of the multi function controller switches on In addition a minimum temperature can be set at the source and a maximum temperature at the sink If the maximum temperature is exceeded or the temperature falls below the minimum temperature the switching output of the multi function controller switches off For this function you can set the following parameters e Basic settings MFC RO R3 Source sensor e Basic settings MFC RO R3 Sink sensor e Basic settings MFC RO R3 Speed 44 Setting multi function controllers MFC e Program MFC RO R3 Tmax sink e Program MFC RO R3 Diff controller max e Program MFC RO R3 Tmin source e Program MFC RO R3 Diff controller min e Program MFC RO R3 Time 1 3 Start Stop 8 4 Setting the Threshold value switch function In the case of the Threshold value switch function the switching output of the multi function controller switches on as soon as the temperature reaches the preset switch on temperature If the temperature drops below or rises above the preset temperature range hysteresis the switching outpu
48. teresis Temperature range 1 30 K 10K Tmax sink Maximum temperature of the sink for 0 95 C 65 C the Temperaturedifference controller function Diff controller Switch on difference for the 3 40 K 7K max Temperaturedifference controller function Tmin source Minimum temperature of the source 0 95 C 15 C for the Temperaturedifference controller function Diff controller Switch off difference for the 2 35 K 3K min Temperaturedifference controller function Time 1 3 Start Start time for time windows 1 3 00 00 24 00 00 00 30 Menu item Description Range Factory Current settings setting Time 1 3 Start Start time for time windows 1 3 00 00 24 00 00 00 When the start time for time window 1 has been specified you can specify the start times for time windows 2 and 3 System Menu item Description Range Factory Current settings setting SD card on off Deactivate microSD card On off This menu item will be displayed only Off if a microSD card has been inserted When it is inserted the microSD card is automatically activated An SD card symbol in the Info menu indicates that data logging is in progress Logging Logging interval for data logging in 1s 60s interval seconds 60s This menu item will be displayed only if a microSD card has been inserted Warning signal Switch the acoustic warning signal on On Off or off when there are faults Off Time Curren
49. tion Time Interval period for control via 1 60 s 30s 34 Displaying and changing the values in the menus Menu item Description Range Factory Current settings setting delta T Temperature for control via 1 0 C 5 0 C 1 0 C temperaturechange Anti freeze protection Function Switch the Anti freeze protection Off Off function on or off On Sensor Select the sensor input S1 S6 S6 Temperature Temperature at which the Anti 20 7 C 3 C freeze protection function becomes active System protection Temperature Temperature at which the System 110 150 C 130 C protection function becomes active Pump type R1 Select the pump type on switching 230 V block 230V R2 output R1 R2 Analog block PWM Inverted PWM Output measurement Menu item Description Range Factory Current settings setting Measurement Switch on output measurement with Off Off principle the required measurement principle DFG Switch off output measurement VFS DFA Litres per pulse Pulse value for the DFG 0 5 25 litres 1 0 litre measurement principle per pulse per pulse VFS type Select the type for the VFS 1 20 1 20 measurement principle 2 40 Type 20 1 20 litres Type 40 2 40 litres DFA Flow rate for the DFA measurement 0 1 75 10 0 principle litres min litres min Unit Litres per minute 35 Displaying and changing the values in the menus
50. utput measurement function S15 5V Flow sensor for the Energy output measurement function S14 515 VFS Vortex Flow Sensor for the Flow Monitoring function 5V M Flow on S14 Temperature on S15 Further details can be found in the VFS manufacturer s documentation A B RS 485 interface ProBus and ProBusX Make sure that the polarity of the bus connection is not mixed up A A B B Use paired twisted conductor cables for connection HE1 M1 Power control for high efficiency pump HE pump 1 230 V power supply for the pump via switching output R1 HE2 M2 Power control for high efficiency pump HE pump 2 230 V power supply for the pump via switching output R2 15 Connecting the controller Terminal assignment for hydraulic layout 110 00 RO RO L RT R2 R3 X X X x x x S15 M MIMI MYST S2 S3 S4 S5 S6 NINN X xX x X X X Terminal Use R1 N PE Solar circuit pump R2 N PE 111 00 Secondary pump 112 00 Three way valve for bypass function S1 5S1 Temperature sensor for collector S2 S2 Temperature sensor for storage tank S5 S5 Temperature sensor for collector feed 16 Terminal assignment for hydraulic layout 210 01 Hydraulic layout 211 01 Connecting the controller
51. y the keyhole 1 gt Fasten the controller with the screws from the inside through the bottom screw holes 2 11 Connecting the controller 4 Connecting the controller A DANGER Risk of fatal electric shock when working on the opened controller gt Make sure that the controller is disconnected from the mains voltage before removing the terminal cover gt Make sure that the power supply has been secured to prevent it from being switched on again gt Check that the controller is free from voltage gt Screw the terminal cover securely back in place when work has been completed DANGER Risk of fatal electric shock due to ripped out cables gt Make sure that all cables are adequately secured in position by screw clamps gt Make sure that there is no pull on the cables ATTENTION Risk of damage to the controller and the solar power system due to the connection of unsuitable system components gt Make sure that the operating voltage of the system components matches that of the controller Information about this can be found in the chapter Technical Data from page 57 onwards ATTENTION Risk of damage and malfunctions due to improper storage before connection gt Store the controller at room temperature for at least four hours before connecting it 4 1 Connecting cables to the controller gt Make sure that the cables and the controller are disconnected from the voltage g
52. yed The value will be displayed as a figure 1 and as a bar display 2 The bar display shows the setting range In this case 15 95 C Storage tank Storage tank max 65 Ke O mL 15 9 ar gt To increase the value select A gt To reduce the value select W gt To abort the change to a value select lt gt To confirm the entry select gt The value stops flashing The OK symbol 3 will be displayed and will flash gt To cancel the entry select lt gt To re confirm the entry select gt The value will be saved and the overview will be displayed If you press the A or W buttons once the value will be increased or reduced in steps If you keep these buttons pressed the value will be increased or reduced on a continuous basis 25 Displaying and changing the values in the menus 6 Displaying and changing the values in the menus This chapter provides an overview of the menus and menu items Menu items for the first menu level are displayed in bold Menu items for the second menu level are displayed beneath in standard text Depending on which additional functions have been activated not all values will necessarily be displayed 6 1 Displaying values in the Info menu The Info menu allows you to display measurement and output values and status messages Solar circuit This menu allows you to display measurement values in the solar circuit and to reset them to the curre
53. you can use all outputs as multi function controllers In this case you must define at least one of the four switching outputs RO R1 R2 or R3 as a multi function controller Terminal Use R1 N PE Multi function controller on switching output R1 R2 N PE Multi function controller on switching output R2 R3 N PE Multi function controller on switching output R3 RO RO Multi function controller on switching output RO potential free normally open contact S1 51 Option Cooling Heating or Temperature difference controller functions S2 S2 Option Cooling Heating or Temperature difference controller functions S3 S3 Option Cooling Heating or Temperature difference controller functions S4 S4 Option Cooling Heating or Temperature difference controller functions S5 S5 Option Cooling Heating or Temperature difference controller functions S6 S6 Option Temperature display 21 Operating the controller 5 Operating the controller This chapter provides you with an overview of the controller s display elements and operating el ements This is followed by explanations of all the basic actions 5 1 Description of the display elements The followin menu g menu symbols are displayed in the top part of the display in the main Main menu Symbol Description Info menu This is for displaying measurement and output valu

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