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Installation and operating instructions EN

1. Feeding the cable through the rear of the case gt Remove the plastic flaps from the rear side of the case using an appropriate tool ZA WARNING Risk of electrical shock and fire due to cables coming loose gt Install an external strain relief for the cables Feeding the cable through the lower side of the case gt Use an appropriate tool to cut the plastic flaps at the left and the right and break them out of the case gt Fasten cable at position with the provided plastic links 4 3 2 Connecting the cables gt Ifa protective conductor is provided or required for pumps valves connect it to the corresponding terminals of the controller When connecting the protective conductor observe the following points Make sure that the protective conductor is also connected to the controller s mains supply side Each terminal may only be connected to a single connecting wire max 2 5 mm gt The terminal screws are approved for connection of cables as fol lows single wire solid lt 2 5 mm fine strand with core end sleeves lt 1 5 mm2 gt Only use the original temperature sensors Pt1000 that are approved for use with the controller gt Observe the following points The polarity of the temperature sensor contacts is not important Do not lay sensor cables close to power cables minimu
2. Display 2 Systems Display example Display example Tn 4 7 2 1 Systems with one storage tank n0 System 1 1 collector array 1 storage tank Description of the solar function the solar circuit pump R1 is switched Display 2 1 on as soon as the switch on temperature difference between the col Storage tank lector array A1 T1 and the storage tank B1 T2 is reached When the switch off temperature difference between the collector array A1 T1 and the storage tank B1 T2 or a safety limit is reached the solar circuit pump R1 is switched off again 4 Loading strategy of solar circuit pump R1 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Display 2 1 1 Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank D1 wire bridge R1 solar circuit pump T1 collector sensor T2 sensor at bottom of storage tank EN System 2 1 collector array 1 storage tank gt heating return increase Description of the solar function the solar circuit pump R1 is switched on as soon as the switch on temperature difference betwee
3. Difference thermostat When the temperature difference exceeds the defined on value the output is switched on until the temperature difference falls below the off value For optimised functionality unloading of the heat source can be limited to a particular temperature range and loading of the heat target can be limited to a maximum value Display 3 8 It is also possible to limit the difference thermostat function to specific times Defining the inputs and the switching values vy Functions submenu selected see Selecting a function see chapter 7 3 1 vy Difference thermostat activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt The display for setting the temperature inputs and the switching gt values appears gt SET press button Oe gt T flashes in the display temperature input for the heat source TTOO Paws AR gt AV choose the heat source s input cea gt SET press button to confirm a gt T flashes in the display temperature input for the heat target gt AV choose the heat source s input gt SET press button to confirm gt The on value flashes after confirmation of the heat target input gt AV set the on value gt SET press button to confirm gt The off value flashes after confirmation of the on value gt AV set the of
4. y Frost protection function activated see Activating a function see chapter 7 3 1 ZXcauTION System can freeze despite the activated frost protection function e During a power outage frost protection function does not operate e In the event of a break or short circuit in a collector sensor or cable During long term periods of frost due to restricted water tank heat storage e If collectors are mounted in locations exposed to wind gt If frost is expected for a long period of time only operate the system with heat transfer fluid It is recommended to generally use heat transfer fluid with anti freeze for solar energy systems 7 3 15 Anti legionella function The anti legionella function is a precautionary measure to safeguard drinking water hygiene For this purpose the controller monitors the temperature in storage tank 1 If the set temperature level was not reached within the past 24 hours by means of the solar feed then the content of the storage tank will be circulated at the set time by a pump This is designed to ensure that the temperature of the entire content of the storage tank is raised by back up heating Back up heating can be initiated through the second selected output If the heating system con trols have a corresponding integrated function then back up heating can also be performed on a stand alone basis In the case of stand alone back up heating it is important to ensure that the corresponding
5. NOTE The switch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked v Display 3 2 4 1 727 775 08 10 65 7 3 4 Solid fuel boiler function gt This function allows control of a pump for heating of a storage tank C using a solid fuel boiler a lt Display 3 3 Solid fuel boiler When the temperature difference between solid fuel boiler and storage tank exceeds the on value the solid fuel boiler temperature is above the min value and the storage tank temperature is below the max value then the pump is switched on The pump runs until the temperature difference is lower than the off value the solid fuel boiler temperature falls below the min value or the storage tank temperature reaches the max value Allocating inputs and setting storage tank solid fuel boiler temperature and switch on switch off tempera ture difference vy Functions submenu selected see Selecting a function see chapter 7 3 1 vy Solid fuel boiler activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt The display for setting the temperature inputs and the switch on
6. SS System 6 System 17 System 28 System 7 System 18 System 8 System 19 System 9 System 20 System 10 20 727 775 08 10 Storage priority Language Factory settings Functions Parameters Max temperature storage tank 1 I Max temperature storage tank 2 m Max temperature storage tank 3 E Max temperature swimming pool storage tanks avin Seasonal systems Circulation ming pool systems System 33 System 35 Back up heating System 34 System 36 Solid fuel boiler C System 37 Quick charge System 38 Bypass System 39 Heat quantity System 40 Thermostat Difference thermostat Time function Stagnation Max collector reduction temperature Holiday recooling Min collector function temperature e Switch on temp difference solar 1 Switch off temp difference solar 1 Switch on temp difference solar 2 SS Switch off temp difference solar 2 Frost protection Anti legionella function Display storage tank top Data logger _ es Alarm output Switch on tempera ture difference return increase I Switch off tempera ture difference return increase Max temperature loading circuit 1 Min temperature loading circuit 1 La Max temperature loading circuit 2 Min temperature loading circuit 2 Loading strat
7. 16 5 3 Setting the automatic summer tiMe eee 16 5 4 Setting the system group eeeeeeeseeeeeeeeeeeeeeeeeeeeeneeanenees 17 5 5 Setting the system 0 0 eeeecseeeeeeeeeeeeeeeeeeeeseeeeeeeneeeeeeneeneees 17 6 Modes of operation sccsececsscevsteccsecectecessieestersieveentersetniees 18 61 ORF MOdE nae e a aa aa aao a REAA 18 6 2 Automatic Modein enirar aan eiaa AEREA 18 6 3 Manual mode 7 SOT A T T A TE FM TWNC AAG i sees c02e daze pcenaees achacsssaanescavdtpaneants snnast cataacastesanateaestae K2 SYSTEM Sa unsa aeia a ae Ta A En ENa 7 3 FUNCTIONS ooo ee eeeeeeeeeeeeeeceeeeeeeeeeeeeseeaeeeeesaeeneeeeesaeeeeeeeeeeeatees ZA Parameters reinava aa a aieeaa aai 7 5 Storage Priority ee eeeeseeseseeceeesseeeeeeeeeseeseeeeeeaeeeeseaeeaeeeeees FiO Language siias a E AOA E EE 7 7 Factory S ttinS cecceeeecceseeeeeeeeeeeneeeeseeeseeeeeeeeeaeeeeeeeeeneeaeees Ker SSCUSCASOM adar a e Ee e Na ain GE o 8 A tomatic MOE i ccccecceeeseee see cesnes cencederencenceaceevecnesncessbe 85 8 1 Status display ce eceeeeseeeeeeeeeeeeeeeeeeeeeseeeeeeeeeaeeneseeeeeeeees 86 8 2 Temperature sensor min max display 86 8 3 Operating hours display for pumps and switching valves 86 9 Data loggen siicts sacs tt te cedcececneaweus cactpenctssewevencevaateseentudieeescess 87 9 1 Handling the SD Card ee eeeeeeeeeseeeeeereeeeeeeeeeeeeeeeeeeeeeeeees 87 9 2 Display Screen sciita idiaren ERa 87 O73 FORMING A aches cis snces
8. 8K Switch off tem 50 K When the switch on temperature difference be perature differ tween collector and storage tank is reached the ence 2 K storage tank is loaded Switch off temp difference solar 1 solar 2 and solar 3 Factory Adjustable Adjustable up Description setting down to min to max 4K OK Switch on When the switch off temperature difference temperature dif between collector and storage tank is reached load ference 2 K ing of the storage tank is stopped The difference between the switch on temperature difference and the switch off temperature difference must be at least 2 K and is barred from being set any lower Switch on temperature difference external heat exchanger Factory Adjustable Adjustable up Description setting down to min to max 6K When the switch on temperature difference between the secondary side of the external heat exchanger and the storage tank is reached the stor age tank is loaded This value cannot be changed Switch off temperature difference external heat exchanger Factory Adjustable Adjustable up Description setting down to min to max 3K When the switch off temperature difference between the secondary side of the external heat exchanger and the storage tank is reached loading of the storage tank is stopped This value cannot be changed 100 727 775 08 10 Maximum collector temperature Factory Adjustable Adjustable up D
9. T2 or a safety limit is reached the swimming pool pump R3 switches off Loading strategy of solar circuit pump R1 in the factory the load ing strategy of solar circuit pump R1 is set to temperature differential control This cannot be altered Display 2 4 2 Loading strategy of swimming pool pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Swimming pool pump R3 operates according to the switch on and switch off temperature differ ence parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump R3 swimming pool pump T1 collector sensor T2 swimming pool sensor T3 external heat exchanger sensor EN Display 2 4 3 A1 collector array C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump T1 collector sensor T2 swimming pool sensor System 25 1 collector array 1 swimming pool in stand alone operation with external heat exchanger Description of the solar function the solar circuit pump R1 is switched on as soon as the switch on temperature difference between the collec tor array A1 T1 and the swimming pool C1 T2
10. chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collec tor array A1 T1 and the storage tank B1 T2 or the swimming pool C1 T3 is reached or a safety limit is reached The swimming pool pump R3 is switched on as soon as the switch on tem perature difference between the external heat exchanger F1 T4 and the swimming pool C1 T3 is reached When the switch off temperature differ ence between the external heat exchanger F1 T4 and the swimming pool C1 T3 or a safety limit is reached the swimming pool pump R3 switches off NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 Display 2 5 2 Loading strategy of solar circuit pump R1 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters In the factory the loading strategy for the swimming pool C1 is set to temperature differential control This cannot be altered Loading strategy of swimming pool pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Swimming pool pump R3 operates according to the switch on and switch off temperature differ ence parameter values Activating the system see chapt
11. press button for approx 2 sec gt AV select the menu item Set season on i gt SET press button o gt Display Summer Winter appears gt ei l gt SET press button Display 8 1 gt The selected season is changed Summer gt ESC finish the settings Winter 8 Automatic mode Symbols In Automatic operation of the controller the status display with the selected solar energy system and other set functions are shown on the display You can access the values of the individual sensors the outputs running times and additionally set functions by using the operating buttons arrow up and arrow down Other symbols provide information on the condition of the solar energy system The various symbols are displayed as soon as additional functions are activated or when values exceed or fall below parameter values The display screen below shows all symbols simultaneously as an example In practice they appear in various combinations Symbol for solar circuit s switch on condition Symbol for the activated holiday recooling fulfilled function Symbol for maximum collector temperature Symbol max for maximum storage tank reached and swimming pool temperature reached Symbol for the currently selected temperature sensor Symbol for swimming pool Symbol for stand alone operation of the Symbol for the solar circuit ee pene swimming pool loading circuit Symbol for the storage tank Symbol for external heat exchan
12. solar circuit pump 1 solar circuit pump 2 solar circuit pump 3 collector sensor sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 swimming pool sensor EN 7 2 6 Systems with two storage tanks and a swimming pool System 33 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 or the swimming pool C1 T4 is reached the appropriate solar circuit pump R1 R2 or R3 is switched on Either storage tank B1 storage tank B2 or the swimming pool C1 is loaded according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tanks B1 B2 T2 T3 swimming pool C1 T4 is reached or a safety limit is reached The swimming pool pump is controlled externally Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target tempera ture control using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target tempera
13. transmit the actual heat from the collector pipe to the collector sen sor When the interval function is activated the controller automatically switches the pump on according to the settings Setting the interval function vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Interval activated see Activating a function see chapter 7 3 1 gt V press button gt The display for setting a time window the interval time and the test time appears gt SET press button gt The time window s start time flashes in the display gt AV set the start time gt SET confirm the value and go to the next value gt After confirmation of the time window the Interval duration the time between the tests flashes gt AV set the interval duration gt SET press button to confirm gt After confirmation of the Interval duration the Test duration duration for which the pump is switched on flashes gt AV set the test duration 74 727 775 08 10 on off O I Display 3 9 Time function 8 00 00 00 00 00 00 00 00 O 1 00 00 00 00 Display 3 9 3 Display 3 10 Interval 08 00 19 00 Display 3 10 2 Interval Test Display 3 11 Stagnation reduction gt SET press button to confirm gt The settings are saved NOTE The swit
14. Display storage tank top activated see Activating a function see chapter 7 3 1 gt V press button gt The display for selecting the storage tank and the corresponding temperature sensor appears gt SET press button gt The upper temperature sensor flashes in the display gt AV set the temperature sensor gt SET press button to confirm gt The storage tank selection flashes in the display gt AV set the storage tank gt SET press button to confirm NOTE There are two storage tank top settings available which are independ ent of one another 7 3 17 Data logger function With this function see chapter 9 the following controller data can be stored on an SD card Temperature of all sensors Flow rate of the volumetric flow meter Output current value of the heat meter Operating status of the outputs NOTE Only the data of the selected measurement values are stored vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Data logger activated see Activating a function see chapter 7 3 1 gt V press button gt Display for the selection of the temperature sensors appears NOTE The temperature sensors T1 to T6 can be selected here gt AV select a temperature sensor gt SET press button to confirm gt The selected temperature sensors are indicated gt V press button until the next page appears gt Display for the selection
15. It is possible to choose between temperature 8K 2K 50K differential loading and target temperature loading Depending on the selected loading strategy the Target temperature control controller either attempts to comply with the 60 C 0 C 95 C defined temperature difference between collector and storage tank or to reach the defined target temperature as quickly as possible See chapter 7 4 2 for information regarding settings RPM control pump R1 and pump R2 Factory Adjustable Adjustable up Description setting down to min to max 50 30 100 If RPM control is activated the power at the con troller s output R1 or R2 is regulated by means of full wave packet control according to the measured temperature values and controller settings When RPM control is deactivated full power is present at the controller s output R1 or R2 See chapter 7 4 3 for information regarding settings 15 3 Parameter values for functions Circulation Factory Adjustable Adjustable up to Comment setting down to min max Time controlled 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Temperature controlled Switch on temperature 30 C 0 C Switch off temperature 2 K Switch off temperature 35 C Switch on 95 C temperature 2 K Pulse controlled Circulation time Back up heating Facto
16. Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 D1 wire bridge R1 solar circuit pump 1 R2 solar circuit pump 2 T1 collector sensor T2 sensor at bottom of storage tank 1 T3 sensor at bottom of storage tank 2 Display 2 2 2 Al B1 B2 D1 R1 R2 R3 Ti T2 T w T4 TS collector array storage tank 1 storage tank 2 wire bridge solar circuit pump 1 solar circuit pump 2 heating return increase switching valve collector sensor sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 heating return increase storage tank sensor heating return sensor 4 System 13 1 collector array 2 storage tanks heating return increase intelligent pump control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the two stor age tanks B1 B2 T2 T3 is reached the appropriate solar circuit pump R1 or R2 is switched on Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached Description of the heating return increase
17. between summer and winter priority control The seasonal storage Display 2 7 6 priority control can be defined in the storage priority menu chapter 7 5 Storage priority The respective season is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu is selected see menu overview in chapter 7 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter storage tank 1 gt storage tank 2 Terminal layout see System 34 EN 7 3 Functions Additional controller settings can be made by using the Functions sub menu The following submenus can be opened using the Functions menu item e Circulation 7 3 2 e Back up heating 7 3 3 e Solid fuel boiler 7 3 4 e Quick charge 7 3 5 e Bypass 7 3 6 e Heat quantity 7 3 7 e Thermostat 7 3 8 e Difference thermostat 7 3 9 e Time function 7 3 10 e Interval 7 3 11 e Stagnation reduction 7 3 12 e Holiday function recooling 7 3 13 e Frost protection 7 3 14 e Anti legionella function 7 3 15 e Display storage tank top 7 3 16 e Data logger 7 3 17 e Alarm output 7 3 18 An overview of the factory settings and the ranges of possible settings can be found in the table in chapter 15 3 Parameter values for func tions 7 3 1 Accessing a function Before making settings within a function you must perform the follow ing
18. bodily injury Therefore the manufacturer assumes no responsibility and liability for loss damage or costs which result from or are in any way related to incorrect installation improper operation incorrect execution of installa tion work and incorrect usage and maintenance Similarly we assume no responsibility for patent right or other right infringements of third parties caused by usage of this controller The manufacturer reserves the right to make changes to the product technical data or installation and operating instructions without prior notice i i EN 2 Case overview Display Display for controller operation and system settings Operating switch The following modes of operation can be selected i Operating buttons Manual SE Arrow up for commissioning L_ E lt for scrolling up through the menus and testing for function J SET button Automatic confirmation or activation of a value for automatic operation ESC button Off escape key for switching off Arrow down the outputs for scrolling down through the menus T EY lt Manual lt Automatic lt off g SD card Fuses see chapter 15 b s55 SS ZA Replacement fuses see chapter 15 0 a i p o Power connection Outputs Inputs Strain relief RS232 and RS485 interface alarm outp
19. chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout System 4 1 collector array 1 storage tank with exter gt nal heat exchanger heating return increase Description of the solar function the solar circuit pump R2 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and the storage tank B1 T2 is reached When the Display 2 1 4 switch off temperature difference or a safety limit is reached the solar circuit pump R2 switches off The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the storage tank B1 T2 is reached The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T4 and the storage tank B1 T2 is reached or until a safety limit is reached Description of the heating return increase the 3 way valve R3 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B1 T3 and the heating return T5 is reached When the switch off tem perature difference T3 T5 is reached the 3 way valve R3 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is
20. control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout System 20 2 collector arrays east west roof gt 2 storage tanks Description of the solar function when the switch on temperature dif ference between the collector array A1 T1 or collector array A2 T2 and one of the two storage tanks B1 B2 T3 T4 is exceeded the appropriate solar circuit pump R1 or R2 is switched on and the switching valve R3 is set to the correct position depending on the storage tank to be loaded Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 A2 T1 T2 and storage tanks B1 B2 T3 T4 is reached or a safety limit is reached NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 Display 2 2 9 Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target tempera ture control using the Parameters menu chapter 7 4 Pa
21. controlled externally Loading strategy of solar circuit pump R1 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R2 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R2 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout EN System 32 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and the storage tank B1 T2 or the swimming pool C1 T3 is reached the solar circuit pump R1 is switched on and the switching valve R2 is set to the correct position depending on the storage tank swimming pool to be loaded Either stor age tank B1 or the swimming pool C1 is loaded according to the prior ity control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector arr
22. day flashes AV set the day SET confirm the day ESC finish the settings gt Display for activating the automatic summer time appears vvauu vvv vv 5 3 Make sure that the installation is finished completely and correctly Setting the automatic summer time y Display for automatic summer time change over appears gt Sy i ip Display 6 1 Deutsch 17 10 31 01 2008 Display 1 1 change over gt Automatic summer time NOTE The controller can also be operated without activating the automatic summer time change over change over for EU gt SET press button gt automatic summer time change over is activated gt ESC finish the settings gt The display for setting the system group appears 16 Display 2 1 Storage tank Display 2 1 1 EN 5 4 Setting the system group NOTE For an overview of systems see chapter 7 2 Systems y The first system group 1 storage tank system appears in the display gt AV select a system group gt SET confirm the system group gt The display for setting the system appears 5 5 Setting the system v The first system in the selected system group appears in the display gt AV selecting a system gt SET confirm the system gt In the display a small checkmark appears below the item number which confirms that the system is
23. e If the collector is in a stagnant state pump starts are blocked in order to prevent damage A corresponding information window is displayed on off O Ii Display 3 7 Thermostat 20 C O M 20 C Display 3 7 3 on off Display 3 7 4 Time controlled O 00 00 00 00 00 00 00 00 O W 4 00 00 00 00 Display 3 7 4 1 EN 7 3 8 Thermostat function This function allows a controller output to be controlled depending on a pre defined temperature range Depending on the temperature setting the thermostat function can be activated either when the temperature falls below heating or rises above cooling a certain level If on value is higher than off value if the temperature exceeds the defined on value the output is switched on until the temperature falls below the off value If on value is lower than off value if the temperature falls below the defined on value the output is switched on until the temperature rises above the off value It is also possible to limit the thermostat function to specific times Defining the input and temperature values vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Thermostat activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt The di
24. heating system function has been activated and that this operates synchronically with the anti legionella function Once storage tank 1 reaches the neces sary temperature the circulation pumps of the plate heat exchanger or of the circulation circuit are activated if these are available NOTE Risk to health through limited effectiveness of the anti legionella func tion Check anti legionella function manually with the thermostat at the time of commissioning ZA CAUTION Risk of scalding by hot water temperatures above 60 C e Perform anti legionella function only outside normal operating hours e Inform house residents about the timeframe of the anti legionella function Activating the Anti legionella function vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Anti legionella function activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt Display to set the temperature input and the temperature gt required to suppress legionella is shown gt SET press button Q LOLA ma 2 gt T flashes in the display storage tank temperature input gt AV choose the desired input Display aa gt SET press button to confirm Targat gt The anti legionella temperature for the storage tank flashes gt AV set the anti legionella temperature for the storage tank gt SET press bu
25. in an information window see chapter 12 Leaving the menu gt ESC press button 7 3 2 Circulation function A circulation pump can be controlled in a time based temperature based or pulse based manner These types of control can also be com bined with each other Time control time switch with 3 time windows Temperature control when the temperature in the circulation return falls below the on value then the pump is switched on until the off temperature is reached NOTE In order to avoid measurement errors caused by the pipe s thermal con duction a minimum clearance space of 1 50 m from the storage tank should be observed when installing the circulation sensor Pulse control when the circulation function is requested via a pulse e g from a flow switch the pump runs for the set circulation duration Subsequently no further requests are accepted until the set wait time has expired Activating time control vy Functions submenu selected see Selecting a function see chapter 7 3 1 vy Circulation activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt The Time controlled display appears gt SET press button gt Time control is activated gt V press button gt The display for setting the duration appears gt SET press button gt The time flashes in the display gt AV set th
26. is selected see menu overview in chapter 7 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter only storage tank 1 Terminal layout see System 32 System 39 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control 4 Description of the solar function this system s controller function cor responds to System 33 The special feature of the seasonal system it is possible to switch with ease between summer and winter priority control The seasonal storage Display 2 7 5 priority control can be defined in the storage priority menu chapter 7 5 Storage priority The respective season is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu is selected see menu overview in chapter 7 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter storage tank 1 gt storage tank 2 Terminal layout see System 33 System 40 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control 4 Description of the solar function this system s controller function cor responds to System 34 The special feature of the seasonal system it is possible to switch with ease
27. off temperature difference between the collector array A1 T1 and storage tanks B1 B2 B3 T2 T3 T4 is reached or a safety limit is reached Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target tempera ture control using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout System 22 1 collector array 3 storage tanks gt intelligent valve control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the three stor age tanks B1 B2 B3 T2 T3 T4 is exceeded the solar circuit pump R1 is switched on and the switching valves R2 R3 are set to the correct position depending on the storage tank to be loaded All three storage tanks B1 B2 B3 are loaded one after the other according to the prior ity control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference betw
28. on the solar energy system chosen This means that not all parameter settings are available for all types of solar energy systems The following parameters can be accessed and adjusted e Maximum temperature storage tank 1 storage tank 2 storage tank 3 or swimming pool e Switch on temp difference solar 1 solar 2 or solar 3 e Switch off temp difference solar 1 solar 2 or solar 3 e Maximum collector temperature e Minimum collector temperature e Switch on temperature difference return increase e Switch off temperature difference return increase e Maximum temperature loading circuit 1 e Minimum temperature loading circuit 1 e Loading strategy storage tank 1 storage tank 2 or storage tank 3 e RPM control pump R1 or pump R2 7 4 1 Accessing and adjusting parameters 4 Accessing parameters gt SET press button for approx 2 sec gt AV select the menu item Parameters gt SET open the submenu Display example Maximum gt AV select a parameter storage tank 1 temperature Setting a parameter value y Submenu Parameters selected see Accessing parameters gt SET press button 8K 4 gt The display with the selected system and the corresponding parameter value flashes 7 g gt AV set the value gt SET press button to confirm Display example loading Exiting the parameter strategy of storage tank 1 gt ESC press button to co
29. on the system the switching valve R3 must be set in such a manner that water does not flow through the storage tank Loading strategy of storage tank loading pump R1 and solar circuit pump R2 in the factory target temperature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank D1 wire bridge F1 external heat exchanger R1 storage tank loading pump R2 solar circuit pump R3 heating return increase switching valve T1 collector sensor T2 sensor at bottom of storage tank T3 heating return increase storage tank sensor T4 external heat exchanger sensor heating return sensor T ui Display 2 1 5 Al T1 T2 T w collector array B1 D1 R1 R2 storage tank wire bridge solar circuit pump zone loading switching valve collector sensor sensor at bottom of storage tank storage tank zone loading sensor 4 System 5 1 collector array 1 storage tank with zone loading Description of the solar function the solar circuit pump R1 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and the storage tank B1 T2 is reached Wh
30. pump Display 2 1 8 R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperature difference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on When the switch off temperature difference between the collector array A1 A2 T1 T2 and the storage tank B1 T3 or a safety limit is reached the solar circuit pumps R1 R2 are switched off again Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array 1 A2 collector array 2 B1 storage tank D1 wire bridge R1 solar circuit pump 1 R2 solar circuit pump 2 T1 collector sensor 1 T2 collector sensor 2 T3 sensor at bottom of storage tank Display 2 1 9 Al A2 B1 D1 R1 R2 R3 Wile Ta T3 T4 T5 collector array 1 collector array 2 storage tank wire bridge solar circuit pump 1 solar circuit pump 2 heating return increase switching valve collector sensor 1 collecto
31. saved Display 3 8 6 1 NOTE The switch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked EN 7 3 10 Time function This function allows a controller output to be controlled depending on a predefined time range Setting the time window y Functions submenu selected see Selecting a function see chapter 7 3 1 vV Time function activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button gt The display for setting the duration appears gt SET press button gt The time value flashes in the display gt AV set the time value gt SET confirm the value and go to the next value gt The settings are saved NOTE The switch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked 7 3 11 Interval function With some types of collector the collector s construction does not allow the temperature to be recorded at the appropriate location In these cases the solar circuit must be briefly activated at regular intervals to
32. switch off temperature difference appears gt SET press button gt T flashes in the display storage tank temperature input gt gt AV choose the desired input oO gt SET press button to confirm go Pi eR gt T flashes in the display solid fuel boiler temperature input Usd gt AV choose the desired input Display 3 3 3 gt SET press button to confirm fon gt The on value flashes in the display ba gt AV set the on value gt SET press button to confirm The off value flashes after confirmation of the on value gt AV set the off value gt SET press button to confirm gt The settings are saved Programming the temperature limits of the solid fuel boiler and the storage tank gt V press button gt The display for setting the temperature limits for storage tank and solid fuel boiler appears gt SET press button gt max flashes in the display storage tank s maximum tempera gt ture value ga max 60 C v AV set the max value min 50 C SET press button to confirm min flashes in the display solid fuel boilers minimum tempera Display 3 3 4 ture value AV set the min value SET press button to confirm gt The settings are saved v vv Display 3 4 Quick charge amp 0 hE 50 C J 52 C Display 3 4 2 on off EN 7 3 5 Quick charge fun
33. temperature difference between the collec tor array A1 T1 and the swimming pool C1 T2 is reached When the switch off temperature difference between the collector array A1 T1 and the swimming pool C1 T2 or a safety limit is reached the solar circuit pump R3 is switched off again Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout System 24 1 collector array 1 swimming pool gt with external heat exchanger Description of the solar function the solar circuit pump R1 is switched on as soon as the switch on temperature difference between the collec tor array A1 T1 and the swimming pool C1 T2 is reached When the switch off temperature difference or a safety limit is reached the solar circuit pump R1 switches off The swimming pool pump R3 is switched on as soon as the temperature difference between the external heat exchanger F1 T3 and the swimming pool C1 T2 reaches the switch on temperature difference When the switch off temperature difference between the external heat exchanger F1 T3 and the swimming pool C1
34. temperature difference between the collector array A1 T1 and the storage tank B1 T2 or a safety limit is reached the solar circuit pump R1 is switched off again Description of the zone loading the zone loading valve R2 is switched on loading of the upper storage tank zone as soon as the temperature difference between the collector array A1 T1 and the upper loading zone T3 has reached the switch on temperature difference When the switch off temperature difference or a safety limit is reached or the solar circuit pump R1 is switched off the zone loading valve R2 switches off Description of the heating return increase the 3 way valve R3 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B1 T4 and the heating return T5 is reached When the switch off tem perature difference T4 T5 is reached the 3 way valve R3 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is on the system the switching valve R2 must be set to the lower loading zone T2 When no voltage is on the system the switching valve R3 must be set in such a manner that water does not flow through the storage tank Loading strategy of solar circuit pump R1 in the factory target tem perature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using t
35. the 3 way valve R3 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B2 T4 and the heating return T5 is reached When the switch off tem perature difference T4 T5 is reached the 3 way valve R3 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is on the system the switching valve R3 must be set in such a manner that water does not flow through the storage tank Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target tempera ture control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout 37 System 14 1 collector array 2 storage tanks gt intelligent valve control Description of the solar function when the switch on temperature dif ference between the collector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 is exceeded the solar circuit pump R1 is switched Display 2 2 3 on and the switching valve R2 is set to the correct position depending on the storage tank to be loaded Both storage tanks B1 B2 are loaded one after the other according to the priori
36. the SD card This may take a few seconds IN SD card error SD card is writeprotected Controller has recognised the write protection on the SD card Write protection tab needs to be in the upper position as shown QIN SD card error SD card cannot be read Controller is unable to access the SD card Use another SD card i SD card error Permissible size max 2GB Formatting FAT16 only Format SD card Warning gaj gt yes all data SET X will be deleted uD SD card has been formatted with the wrong format or has the wrong card size Use the SET button to start the format ting Caution all data on the SD card will be deleted Make sure the card is not larger than 2 GB format the card with FAT16 95 SDMC formatting Controller performs the formatting SDMC format error Formatting has failed Use another SD card SDMC format OK Formatting has been successfully com pleted lt m ES Remain days min 9999 Help gt SET Controller stores the data on the SD card For calculation of the remaining days see chapter 9 2 Ce ring buffer Help gt SET If the free SD card memory is not suf ficient for further measurement data storage then the controller automati cally switches to ring buffer operation This means the respective oldest month folder wil
37. the loading strategy for the storage tank B2 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R2 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 D1 wire bridge F1 external heat exchanger R1 storage tank loading pump R2 solar circuit pump 1 R3 solar circuit pump 2 T1 collector sensor T2 sensor at bottom of storage tank 1 T3 sensor at bottom of storage tank 2 T4 external heat exchanger sensor Display 2 2 6 Al T w T4 collector array B1 B2 D1 Fi R1 R2 R3 Ti TA storage tank 1 storage tank 2 wire bridge external heat exchanger storage tank loading pump solar circuit pump switching valve collector sensor sensor at bottom of st
38. 1 5 temperature recording Inputs S T1005 Temperature sensor Pt 1000 polarity irrelevant Input 6 recording temperatures and pulse values Temperature recording 6 T6 Pt1000 temperature sensor polarity irrelevant Recording pulse values Recording pulse values via reed relay via open collector 6 6 L JE Standard Special case volume flow recording volume flow recording polarity irrelevant observe polarity pulse signals up to max 600 Hz 727 775 08 10 13 4 5 3 Connection of outputs R1 R2 and R3 Outputs R1 and R2 e Semiconductor relays TRIAC also suitable for RPM control max switching current see type plate CAUTION Avoiding damage and malfunctions gt When connecting an external relay or contactor or when connect ing a pump which has its own electronic RPM control the controller output s RPM control must be deactivated see chapter 7 4 3 Setting the RPM control parameters R1 output 1 R2 output 2 R3 output 3 D1 wire bridge Output R3 switched output or potential free output e 230 VAC switched output option 115 VAC via electromechanical relay max switching current see type plate wire bridge must be connected R1 output 1 R2 output 2 R3 output 3 D1 wire bridge e Potential free output via electromechanical relay wire bridge must be removed Z DANGER Ri
39. 3 2 Formatting the SD card with the computer vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Data logger activated see Activating a function see chapter 7 3 1 gt The message SD card not inserted is displayed gt Insert SD card gt If the following message is shown gt Permissible size max 2 GB Formatting FAT16 only the SD card must be formatted NOTE The SD card can only be formatted in the controller if this error message is displayed 88 727 775 08 10 lt gt 000111 E Eee J min 9999 SET Remain days Help Le LP ring buffer Help SD card error gt SD card not inserted Bi Ke L SD card error Permissible size max 2 GB Formatting FAT16 only i gt i gt si Format yes SD card Warning no all data will be deleted EN gt Push the operating switch downwards position OFF gt The following message appears with the formatting prompt Format SD card Warning all data will be deleted Warning all data will be deleted gt SET press to start formatting ESC press to cancel gt SDMC formatting appears during formatting gt SDMC format OK appears after the formatting has been completed gt Push the operating switch back to the middle position Automatic position NOTE If formatti
40. Imp 1l Imp 10 Imp l 20 Imp l 50 Imp l 100 Imp l 200 Imp l 300 Imp l 400 Imp l 500 Imp I 600 Imp I 700 Imp l 800 Imp I 900 Imp l 1000 Imp l Recording flow rate with Grundfos sensor type Direct Sensor VFS 1 20 VFS 2 40 VFS 5 100 VFS 10 200 Glycol content 40 0 60 Flow rate value for recording flow rate without a flow rate sensor Flow rate value for maximum pump speed 0 99 The flow rate value for the maximum pump speed must be greater than the flow rate value for the minimum pump speed Flow rate value for minimum pump speed 0 99 The flow rate value for the maximum pump speed must be greater than the flow rate value for the minimum pump speed Thermostat Factory Adjustable Adjustable up Comment setting down to to max min Temperature controlled Switch on temperature 20 C 0 C 180 C The on and off values can be set independently of each other Switch off temperature 20 C 0 C 180 C Time controlled 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Difference thermostat Factory Adjustable Adjustable up Comment setting down to to max min Temperature controlled Switch on temperature difference 6K Switch off 80K temperature difference 2K Switch off temperature difference 3K OK Switch on temper
41. SOLARTHERMIE SOLAR THERMAL SOLAR TERMICO SOLAIRE THERMIQUE SOLARE TERMICO Installation and operating instructions Temperature difference controller 6 inputs 3 outputs integrated data logger for SD card These operating instructions are part of the product gt Read these operating instructions carefully before use gt keep them over the entire lifetime of the product gt and pass them on to any future owner or user of this product Content 1 SALOU fees ected a a ea denenn ius 4 1 1 PROPOR USAGE lt csceccacceccasicnnsaccnecgsdendsanesacescenssatasaescenddsteneactee 4 1 2 Dangers during assembly and commissioning 4 1 3 Detecting faults 00 eee ceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeiesneeeeeeaeee 5 1 4 Hot water temperature s c ccvscsccsacenessatetancecceasecsannecenasecenseics 5 Wet ISOS foe A A E E E 5 16 Exclusion ot aD yenna E seeds 5 2 CASGOVENVICW piira a eE AE 6 3 3 1 3 2 3 3 Description Of symbols 0 0 cece eeeeteeteeeeeeeeteeeeeeeeeeateneeeaetaee 7 4 Tinta atiQtn iicev dees na Saiestee 8 4 1 Opening closing the NOUSING ceceeeeeeeeeeeeteeteeteeteeeeeeatens 8 42 ASSOMIDIY ee aaa a A EEA 9 4 3 Electrical CONNECtION cee eeeeceeeeeeeeeeeeeeeeeaeeereeaeeaeeneteneenteees 10 4 4 Dismantling 4 5 Terminal diagram 5 COMMISSIONING siseste iarsan iiep 16 5 1 Setting the language sssssseeseirrisieiisieriersriereririsriererisern 16 5 2 Setting the time and date
42. The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T4 and the storage tank B1 T3 is reached or until a safety limit is reached Loading strategy of storage tank loading pump R1 and solar circuit pump R2 in the factory target temperature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array 1 A2 collector array 2 B1 storage tank D1 wire bridge F1 external heat exchanger R1 storage tank loading pump R2 solar circuit pump 1 R3 solar circuit pump 2 T1 collector sensor 1 T2 collector sensor 2 T3 sensor at bottom of storage tank T4 external heat exchanger sensor Display 2 1 11 Al A2 B1 D1 R1 R2 R3 We T2 Ta T4 collector array 1 collector array 2 storage tank wire bridge solar circuit pump 1 solar circuit pump 2 zone loading switching valve collecto
43. accessed by pressing the SET button Here it is pointed out that the data logger function should be switched off before the removal of the SD card in order to exclude the possible loss of data The help window is closed again by pressing any button For calculating the remaining days it is assumed that all selectable data will be collected Examples for calculating the remaining days Interval time 1 minute memory capacity 1 GB approx 13 years Interval time 1 minute memory capacity 128 MB approx 2 years Interval time 5 minutes memory capacity 1 GB approx 65 years Interval time 5 minutes memory capacity 128 MB approx 10 years If the memory capacity on the SD card is not sufficient for a new data collection then the oldest month folder including its contents is deleted so called ring buffer ring buffer appears instead of the display of the remaining days Errors that can occur in the connection with the SD card are shown by corresponding error displays See chapter 11 for description and meas ures 9 3 Formating Note that all the data stored on the card is deleted when you refor mat the card The manufacturer does not accept any responsibility for the loss of data 9 3 1 Formatting the SD card with the computer SD cards can be formatted with any standard PC or laptop with an appropriate reading point NOTE The SD card must be formatted with the FAT16 format This is equivalent to the FAT format in Windows XP 9
44. ason is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu is selected see menu overview in chapter 7 Display 2 7 1 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter only storage tank 1 Terminal layout see System 29 System 36 1 collector array 1 storage tank 1 swimming pool with external heat exchanger intelligent valve control 4 Description of the solar function this system s controller function cor responds to System 30 The special feature of the seasonal system it is possible to switch with ease between summer and winter priority control The seasonal storage priority control can be defined in the storage priority menu chapter 7 5 Storage priority The respective season is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu is selected see menu overview in chapter 7 Display 2 7 2 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter only storage tank 1 Terminal layout see System 30 n System 37 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control Description of the so
45. ature difference 2 K Maximum heat source temperature 100 C Minimum 180 C source temperature 2K Minimum heat source temperature 0 C 0 C Maximum source temperature 2K Temperature limit heat target 60 C 0 C 95 C Time controlled 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Time function Factory setting Time controlled Adjustable down to min Adjustable up to max Comment 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Interval Factory Adjustable Adjustable up Comment setting down to to max min Interval time 15 min 10 min 60 min Test on time 5 sec 3 sec 30 sec Time controlled 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Holiday function recooling Factory setting Adjustable down to min Minimum storage tank temperature Adjustable up to max Comment Anti legionella function Factory setting Adjustable down to min Set temperature of the daily heating 35 C 0 C 95 C If possible the storage tank is cooled down to the defined minimum temperature at night 01 01 2007 31 12 2099 Programming a time period which goes beyond Adjustable up to max midni
46. ay A1 T1 and the storage tank B1 T2 or swimming pool C1 T3 is reached or a safety limit is reached The swimming pool pump is controlled exter nally NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 Display 2 5 4 Loading strategy of solar circuit pump R1 for storage tank in the factory temperature differential control is chosen as the loading strat egy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Param eters Loading strategy of solar circuit pump R1 for swimming pool in the factory the loading strategy for the swimming pool C1 is set to temperature differential control This cannot be altered Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump R2 switching valve T1 collector sensor T2 sensor at bottom of storage tank T3 swimming pool sensor wes Display 2 6 Storage tank swimming pool Display 2 6 1 Al B1 B2 Gir D1 F1 R1 R2 R3 T1 T2 T3 T4 collector array storage tank 1 storage tank 2 swimming pool wire bridge external heat exchanger
47. be altered NOTE In the factory RPM control is deactivated for solar circuit pumps R1 and R2 This can be changed in the Parameters menu chapter 7 4 Param eters If RPM control is activated the loading strategy of solar circuit pumps R1 and R2 is set to temperature differential control This cannot be altered Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array 1 A2 collector array 2 C1 swimming pool D1 wire bridge R1 solar circuit pump 1 R2 solar circuit pump 2 T1 collector sensor 1 T2 collector sensor 2 T3 swimming pool sensor Display 2 4 5 A1 collector array 1 A2 collector array 2 C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump 1 R2 solar circuit pump 2 R3 swimming pool pump T1 collector sensor 1 T2 collector sensor 2 T3 swimming pool sensor T4 external heat exchanger sensor 4 System 27 2 collector arrays east west roof 1 swimming pool with external heat exchanger Description of the solar function when the switch on temperature difference between the swimming pool C1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperat
48. be used When changing systems all settings of Settings which are still needed and function and bypass function cannot be activated simultaneously function cannot be activated simultane ously Caution z a AR functions and parameters are reset which must be configured anew TE must be noted down in advance 3 ros protection Frost protection function and bypass Check frost protection concept Some functions are not available for In swimming pool systems these due to blockage protection chanical seizure all pumps are switched on briefly once a day not available ferieiaiatans systems with a swimming pool functions must be dispensed with grete It is not possible to access storage prior The setting is not required with this pee ity as the selected system only has one system storage tank 3 pues running In order to protect the pumps from me The holiday function is activated reduction is active System is operating at high temperature level fi System recooling TEPES Storage tank is being recooled by the system grene System is conducting hygiene flushing menn of the circulation pipe o Stagnation Stagnation reduction is activated 93 System stopped due to priority test The solar circuit has stopped because the contro
49. ch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked 7 3 12 Stagnation reduction function This function delays the end of the storage tank s loading phase in order to reduce or even to avoid the system s stagnation times at high temperatures This causes the pump to be stopped repeatedly and only briefly switched on again when high collector temperatures arise With higher collector temperatures the efficiency decreases significantly thus loading takes longer This delays the beginning of any stagnation time Stagnation reduction can only be activated or deactivated NOTE It is possible that this causes the storage tank to be loaded with a higher solar temperature However the set maximum storage tank temperature always has priority This continues to be observed as do other safety limits Activating the stagnation reduction function vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Stagnation reduction activated see Activating a function see chapter 7 3 1 EN 7 3 13 Holiday recooling function If the user extracts too little hot water or none at all e g during holidays a completely heated storage tank can cause the solar energy system to begin evaporation prematur
50. changer Description of the solar function when the switch on temperature difference between the swimming pool C1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperature dif ference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on The pumps switch off independently of each other when either the relevant switch off temperature between one of the collector arrays A1 A2 T1 T2 and the swimming pool C1 T3 or a safety limit is reached The swimming pool pump is controlled externally Display 2 4 6 Loading strategy of solar circuit pumps R1 and R2 in the factory the loading strategies are set to temperature differential control These cannot be altered Activating the system see chapter 7 2 Selecting a system Terminal layout R2 N wio z K tlele lalalelalele A1 collector array 1 APAA nie A2 collector array 2 t tied C1 swimming pool Di D1 wire bridge F1 external heat exchanger R1 solar circuit pump 1 R2 solar circuit pump 2 T1 collector sensor 1 T2 collector sensor 2 T3 swimming pool sensor 3 ear ee 4 7 2 5 Systems with on
51. ction This function attempts to load the upper part of the storage tank more quickly by means of a higher loading temperature in order to prevent conventional boiler back up heating as early as possible When the temperature in the upper part of the storage tank falls below the on value the loading strategy of storage tank 1 switches from differential loading to target temperature loading The controller s RPM control is then used with the objective of loading the storage tank at a higher temperature level Setting the input for the upper part of the storage tank and switch on switch off temperatures vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Quick charge activated see Activating a function see chapter 7 3 1 gt V press button gt The display for setting the temperature input and the on and off values appears gt SET press button gt T flashes in the display upper storage tank temperature input gt AV choose the desired input gt SET press button to confirm gt The quick charge function s on value flashes in the display gt AV set the on value gt SET press button to confirm gt The off value flashes after confirmation of the on value gt AV set the off value gt SET press button to confirm gt The settings are saved NOTE When the on value is adjusted the off value is altered accordingly in order to maintain reliable quick charge
52. d out make sure that the data logger function is switched off see chapter 7 3 17 This will prevent any possible loss of data NOTE SD cards are very sensitive Ensure that you do not soil the contacts and that no pressure is applied to the card Observe the instructions of the card manufacturer The controller manufacturer accepts no responsibility for claims for damages resulting from defective or lost data 9 2 Display screen The controller can recognise the different statuses of the SD card An hourglass symbol shows that the controller is accessing the SD card and calculating the remaining days During this time keypad entries are not possible and the display is not updated During this time the outputs remain at the status they were before the controller accessed the SD card The hourglass symbol is displayed after the following actions e Inserting an SD card e Changing the interval time for data collection e Changing the date e Switching on the controller e Resetting the operating switch from OFF to Automatic after formatting e Switching on the data logger function e Changing the clock from 23 59 to 00 00 If an SD card is inserted in the controller the Data logger function is activated and no SD card error has occurred a window appears in the status display in which the data transfer from the controller to the SD card is displayed This is illustrated by an animation A help window can EN be
53. day gt The end day flashes gt AV set the day gt SET press button to confirm gt The settings are saved vvv NOTE This function should only be activated during long periods of absence Please check whether this function has been deactivated once again after your return parasol symbol is no longer displayed in order not to waste energy unnecessarily via the collector circuit 76 727 775 08 10 Display 3 12 Holiday function recooling Nui SS_ TN Se N min 35 C Display 3 12 2 7 N 17 12 2007 24 12 2007 Display 3 12 3 Display 3 13 Frost protection Display 3 14 Anti legionella function 4 7 3 14 Frost protection function When the frost protection function is activated the solar circuit pump is switched on as soon as the collector temperature sinks below 5 C This causes heat to be pumped through the collector from the lower part of the storage tank in an attempt to prevent the collector from freezing If the collector reaches a temperature of 7 C the pump is switched off again This function is only useful in systems without anti freeze in the heat transfer fluid The frost protection function can only be activated or deactivated Activating the frost protection function vy Functions submenu selected see Selecting a function see chapter 7 3 1
54. e small Parameters menu Collector sensor incorrectly Check the collector sensor positioned 11 2 Pt1000 temperature sensor values A potentially defective sensor can be checked using an ohmmeter To do this the sensor must be dis connected its resistance measured and the value compared with the figures in the table below Small deviations are acceptable Temperature C 30 20 10 0 10 20 30 40 50 60 70 Resistance Q 882 922 961 1000 1039 1078 1117 1155 1194 1232 1271 Temperature C 80 90 100 110 120 Resistance Q 1309 1347 1385 1423 1461 130 140 150 160 1498 1536 1573 1611 170 180 1648 1685 12 Information windows The following information windows are displayed whenever a function s settings are not complete activa tion of a function is not possible errors occur in the system or certain functions are currently activated Display Description Measures Activation not possible Settings are Ho incomplete Function cannot be activated as the cor responding settings are incomplete Function was deactivated again Check and complete the settings 2 Activation not possible All outputs are occupied Function cannot be activated as all outputs are already occupied If the selected layout or another function is to be retained this func tion cannot
55. e tank heating return increase storage tank sensor T4 heating return sensor c D T w EN Display 2 1 3 Al B1 D1 F1 R1 R2 Wile Ta T3 collector array storage tank wire bridge external heat exchanger storage tank loading pump solar circuit pump collector sensor sensor at bottom of storage tank external heat exchanger sensor System 3 1 collector array 1 storage tank with external heat exchanger Description of the solar function the solar circuit pump R2 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and the storage tank B1 T2 is reached When the switch off temperature difference or a safety limit is reached the solar circuit pump R2 switches off The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T3 and the storage tank B1 T2 is reached The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T3 and the storage tank B1 T2 is reached or until a safety limit is reached Loading strategy of storage tank loading pump R1 and solar circuit pump R2 in the factory target temperature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using the Parameters menu
56. e device and initially supervised by a person responsible for their safety Children should not be left alone with the device to ensure that they do not play with it 3 3 Description of symbols 3 3 1 The structure of the warning notices A SIGNAL WoRD Type source and consequences of the danger gt Measures for avoiding danger 3 3 2 Danger levels in warning notices Danger level Likelihood of occurrence Consequences resulting from non compliance A Imminent threat of danger Death serious bodily injury DANGER A Possible threat of danger _ Death serious bodily injury WARNING A Possible threat of danger Minor bodily injury CAUTION CAUTION Possible threat of danger Property damage 3 3 3 Note NOTE Note on easier and safer working habits gt Measures for easier and safer working habits o EN 3 3 4 Other symbols and markings Meaning v Condition for action gt Call to action gt Result of action List Emphasis on issue at hand Emphasis on issue at hand AV Press Arrow up down for scrolling V Press Arrow down for scrolling through the menu or to adjust a value A Press Arrow up for scrolling through the menu or to adjust a value SET Press SET button to confirm or activate a value ESC Press ESC button to cancel 4 Installation 4 1 Opening closing the housing Z DANGER Ris
57. e duration gt SET confirm the value and go to the next value gt The settings are saved NOTE The switch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked Activating temperature control v v v Functions submenu selected see Selecting a function see chapter 7 3 1 Circulation activated see Activating a function see chapter 7 3 1 Outputs selected see Selecting an output see chapter 7 3 1 V press button gt The Temp controlled display appears SET press button gt Temperature control is activated gt V press button gt The display for setting the temperature input and the on and off values appears SET press button DEJE se gt T flashes in the display circulation pipe temperature input temperature controled AV choose the desired input SET press button to confirm gt The on value flashes after confirmation of the temperature sensor AV set the on value SET press button to confirm gt The off value flashes after confirmation of the on value gt AV set the off value SET press button to confirm and close gt The settings are saved i o gt I 30 C L J 35 C Display 3 1 4 1 Activating pulse c
58. e storage tank and ig a swimming pool System 29 1 collector array 1 storage tank Display 2 5 1 swimming pool with external heat Storage tank swimming pool exchanger intelligent pump control 4 Description of the solar function when the switch on temperature C difference between the collector array A1 T1 and the storage tank B1 T2 or the swimming pool C1 T3 is reached the appropriate solar circuit pump R1 or R2 is switched on The storage tank B1 and the swim Display 2 5 1 ming pool C1 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tank swimming pool B1 C1 T2 T3 is reached or a safety limit is reached The swimming pool pump R3 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the swimming pool C1 T3 is reached When the switch off temperature difference between the external heat exchanger F1 T4 and the swim ming pool C1 T3 or a safety limit is reached the swimming pool pump R3 switches off Loading strategy of solar circuit pump R1 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Paramet
59. ed in the factory with the latest controller software at the time of production Therefore the software does not usually have to be updated However if you would like to use newer controller software or if an update is recommended for technical reasons you can transfer new controller software to the controller via the RS232 interface Further information in this regard can be obtained from your dealer 11 Fault finding The controller is a quality product conceived for years of continuous trouble free operation If a problem occurs the cause of the problem often lies not in the controller but in the peripheral components The fol lowing description of some causes of problems should help the installer and operator to isolate the problem so that the system can be repaired as quickly as possible and to avoid unnecessary costs Of course not all possible causes of problems can be listed here However here you will find the most common causes of problems that cover the majority of possible faults Only return the controller when you are absolutely sure that none of the problems listed below is responsible for the fault A DANGER Risk of death by electrocution gt All work on an open controller must be performed by professional personnel gt Remove the controller from the power supply before opening the case 11 1 Causes of problems Controller does not appear to function at all Secondary symptoms Possible cause P
60. een the collector array A1 T1 and storage tanks B1 B2 B3 T2 T3 T4 is reached or a safety limit is reached NOTE When no voltage is on the system switching valve R2 must be set to stor age tank B1 and switching valve R3 must be set to storage tank B2 Display 2 3 2 Loading strategy of solar circuit pump R1 in the factory tempera ture differential control is chosen as the loading strategy for the storage tanks B1 B2 B3 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 B3 storage tank 3 D1 wire bridge R1 solar circuit pump R2 switching valve 1 R3 switching valve 2 T1 collector sensor T2 sensor at bottom of storage tank 1 T3 sensor at bottom of storage tank 2 T4 sensor at bottom of storage tank 3 Display 2 4 Swimming pool Display 2 4 1 A1 collector array C1 swimming pool D1 wire bridge R3 solar circuit pump T1 collector sensor T2 swimming pool sensor EN 7 2 4 Systems with a swimming pool System 23 1 collector array 1 swimming pool Description of the solar function the solar circuit pump R3 is switched on as soon as the switch on
61. egy storage tank 1 ee Loading strategy storage tank 2 Loading strategy storage tank 3 RPM control pump R1 RPM control pump R2 727 775 08 10 21 ae 7 2 Systems The desired solar energy system can be chosen using the Systems submenu There are a total of 40 different systems to choose from subdivided into 7 system groups System group 40 systems Chapter Systems with one System 1 1 collector array 1 storage tank 7 2 1 storage tank System 2 1 collector array 1 storage tank heating return increase System 3 1 collector array 1 storage tank with external heat exchanger System 4 1 collector array 1 storage tank with external heat exchanger heating return increase System 5 1 collector array 1 storage tank with zone loading System 6 1 collector array 1 storage tank with zone loading heating return increase System 7 1 collector array 1 storage tank with zone loading and external heat exchanger System 8 2 collector arrays east west roof 1 storage tank System 9 2 collector arrays east west roof 1 storage tank heating return increase System 10 2 collector arrays east west roof 1 storage tank with external heat exchanger System 11 2 collector arrays east west roof 1 storage tank with zone loading Systems with two System 12 1 collector array 2 storage tanks intelligen
62. egy of solar circuit pumps R1 and R2 in the factory target temperature control is chosen as the loading strategy for the stor age tank B1 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout 35 7 2 2 System with two storage tanks AET System 12 1 collector array 2 storage tanks Ha intelligent pump control Description of the solar function when the switch on temperature Display 2 2 difference between the collector array A1 T1 and one of the two stor Storage tank age tanks B1 B2 T2 T3 is reached the appropriate solar circuit pump R1 or R2 is switched on Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is gt reached or a safety limit is reached Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target tempera ture control using the Parameters menu chapter 7 4 Parameters Display 2 2 1 Activating the system see chapter 7 2
63. elow the on value then the output is switched on until the off temperature is reached Display 3 2 Back up heating Choosing the input and setting the temperature limits vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Back up heating activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button 4 gt The display for setting the temperature input and the on and Pa A o a s off values appears 60 C gt SET press button eee gt T flashes in the display storage tank temperature input on gt AV choose the desired input off gt SET press button to confirm gt The on value flashes in the display gt AV set the on value gt SET press button to confirm gt The off value flashes after confirmation of the on value gt AV set the off value gt SET press button to confirm gt The settings are saved Activating time control Jel gt V press button 4 gt The Time controlled display appears Poni gt SET press button Iimecontroliea Time control is activated V press button gt The display for setting the duration appears 4 gt SET press button go oe gt The time value flashes 18 00 20 00 gt AV set the time value gt SET confirm the value and go to the next value gt The settings are saved
64. ely and the system is thus subjected to a higher thermal load When the holiday function is activated and the temperature in the stor age tank reaches 10 K below the set maximum storage tank temperature the controller attempts to systematically unload the lower part of the storage tank at night until the set minimum storage tank temperature is reached This function can be set for a specific period of time Defining the minimum storage tank temperature vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Holiday function recooling activated see Activating a function see chapter 7 3 1 gt V press button gt The display for setting the minimum storage tank temperature appears gt SET press button gt The min value flashes AV set the minimum temperature value for the storage tank SET press button to confirm V press button gt The display for setting the time period appears gt SET press button gt The start year flashes gt AV set the year gt SET confirm value and change to the month gt The start month flashes gt AV set the month gt SET confirm value and change to the day gt The start day flashes gt AV set the day gt SET confirm value and change to the year gt The end year flashes gt AV set the year gt SET confirm value and change to the month gt The end month flashes gt AV set the month gt SET confirm value and change to the
65. emperature control storage tank 2 5 K gt maximum collector temperature system with external heat exchanger P 22 Target temperature control storage tank 1 lt minimum temperature loading circuit 1 P 23 Target temperature control storage tank 1 gt maximum temperature loading circuit 1 P 24 Target temperature control storage tank 2 lt minimum temperature loading circuit 1 P25 Target temperature control storage tank 2 gt maximum temperature loading circuit 1 P 26 Target temperature control storage tank 2 lt minimum temperature loading circuit 2 P27 Target temperature control storage tank 2 gt maximum temperature loading circuit 2 P 28 Switch on temperature difference external heat exchanger maximum temperature storage tank 1 gt maximum temperature loading circuit 1 P 29 Switch on temperature difference external heat exchanger maximum temperature stor age tank 2 gt maximum temperature loading circuit 1 P 30 Switch on temperature difference external heat exchanger maximum temperature stor age tank 2 gt maximum temperature loading circuit 2 P31 Temperature differential control storage tank 1 lt switch off temperature difference external heat exchanger P 32 Temperature differential control storage tank 2 lt switch off temperature difference external heat exchanger P 33 Quick charge OFF gt target temperature control storage tank 1 P 34 Quick charge ON a
66. en as the loading strategy It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R2 for storage tank B1 in the factory temperature differential control is chosen as the loading strategy It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout System 18 1 collector array 2 storage tanks with gt external heat exchanger intelligent pump control Description of the solar function the solar circuit pump R3 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 is reached When the switch off temperature difference between the collector array A1 T1 and the storage tanks B1 B2 T2 T3 or a safety limit is reached the solar circuit pump R3 is switched off again Display 2 2 7 When the switch on temperature difference between the external heat exchanger F1 T4 and one of the two storage tanks B1 B2 T2 T3 is reached the appropriate solar circuit pump R1 or R2 is switched on Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch
67. en the switch off temperature difference between the collector array A1 T1 and the storage tank B1 T2 or a safety limit is reached the solar circuit pump R1 is switched off again Description of the zone loading the zone loading valve R2 is switched on loading of the upper storage tank zone as soon as the temperature difference between the collector array A1 T1 and the upper loading zone T3 has reached the switch on temperature difference When the switch off temperature difference or a safety limit is reached or the solar circuit pump R1 is switched off the zone loading valve R2 switches off NOTE When no voltage is on the system the switching valve R2 must be set to the lower loading zone T2 Loading strategy of solar circuit pump R1 in the factory target tem perature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout 29 System 6 1 collector array 1 storage tank with zone gt loading heating return increase Description of the solar function the solar circuit pump R1 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and the storage tank B1 T2 is reached When the Display 2 1 6 switch off
68. er 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump R2 switching valve R3 swimming pool pump T1 collector sensor T2 sensor at bottom of storage tank T3 swimming pool sensor T4 external heat exchanger sensor Display 2 5 3 Al B1 3 D1 F1 R1 R2 Wile T2 T w collector array storage tank swimming pool wire bridge external heat exchanger solar circuit pump 1 solar circuit pump 2 collector sensor sensor at bottom of storage tank swimming pool sensor 4 System 31 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and the storage tank B1 T2 or the swimming pool C1 T3 is reached the appropriate solar cir cuit pump R1 or R2 is switched on Either storage tank B1 or the swim ming pool C1 is loaded according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tank swim ming pool B1 C1 T2 T3 is reached or a safety limit is reached The swimming pool pump is
69. ers Loading strategy of solar circuit pump R2 in the factory the load ing strategy of solar circuit pump R2 is set to temperature differential control This cannot be altered Loading strategy of swimming pool pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Swimming pool pump R3 operates according to the switch on and switch off temperature differ ence parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump 1 R2 solar circuit pump 2 R3 swimming pool pump T1 collector sensor T2 sensor at bottom of storage tank T3 swimming pool sensor T4 external heat exchanger sensor System 30 1 collector array 1 storage tank gt 1 swimming pool with external heat exchanger intelligent valve control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and the storage tank B1 T2 or the swimming pool C1 T3 is reached the solar circuit pump R1 is switched on and the switching valve R2 is set to the correct position depending on the storage tank swimming pool to be loaded The stor age tank B1 and the swimming pool C1 are loaded one after the other according to the priority control
70. escription setting down to min to max 130 C Minimum 180 C When the maximum collector temperature is reached collector the solar circuit pump switches off When the tem temperature perature drops to 3 K below the defined maximum 20 K value the solar circuit pump switches on again Minimum collector temperature Factory Adjustable Adjustable up Description setting down to min to max 0 C 0 C Maximum col Only when the minimum collector temperature is lector tempera reached and in consideration of the other switch ture 20 K on conditions does the solar circuit pump switch on This value can be increased up to 20 K below the defined maximum collector temperature Switch on temperature difference return increase Factory Adjustable Adjustable up Description setting down to min to max 6K Switch off 50 K When the switch on temperature difference be temperature tween storage tank temperature and heating return of return 2 K temperature is reached the switching valve is acti vated and water flows through the storage tank Switch off temperature difference return increase Factory Adjustable Adjustable up Description setting down to min to max 3K OK Switch on When the switch off temperature difference between temperature of storage tank temperature and heating return tem return 2 K perature is reached the switching valve returns to its initial state The difference between the switc
71. ethsnciea saseicanaceasaachcteasessnsees3e 88 94 Data QValU ations sescccic ccscceceessesececnrassacesscedceuesndtecsanaaceshseeetenss 89 TWO SEVICE rora EE dees ees 90 Ir Fault tinding seevscerli ee tice arene ae Nees 90 11 1 Causes of problems ccecceceeeeeeneeeeeeeeeeeeeeeeeeneeeeeeeeeateaes 90 11 2 Pt1000 temperature sensor values 92 12 Information WINKOWS c sccceeeeeeeeeeeneeeeneeeeeeeeeeeeeeeeennes 93 13 Plausibility indices sssrinin enie eniad 97 TA Legal Quarantee si ccccsciccccctexeciescctecceiesieeesteuscucsceecnscteseeees 98 15 Technical data isisisi usen aa 99 15 1 Performance data eeieeeeeieeieieieirrieierrieiereriernrierereet 99 15 2 Parameter SettingS 00 cecseceseeseeeeeeeesseeeeeeeesaeeeeeeateeeeeeeaees 100 15 3 Parameter values for functions 00 eect eeeeteeeeeeteteeeeeeeaees 102 UG Nte Sienaan aaae 107 Product information EC declaration of conformity This product conforms to the applicable European directives with regard to its design and its operating behaviour This conformity has been verified Further information in this regard can be obtained from your dealer O 1 Safety 1 1 Proper usage The temperature difference controller hereinafter referred to as controller is an independently installed electronic temperature controller for on surface installation and may only be used for controlling solar thermal systems within the permissible ambient conditions see cha
72. f value gt SET press button to confirm gt The settings are saved Defining limits for the heat source gt V press button gt The display for setting the limits max min of the heat source gt appears max 100 C gt SET press button PA min 0 C gt max flashes in the display heat source s maximum value gt AV set the maximum value Display 3 8 4 gt SET press button to confirm PO max 60 C EN min heat source s minimum value flashes after confirmation of the maximum value gt AV set the minimum value gt SET press button to confirm gt The settings are saved Defining limits for the heat target gt V press button gt The display for setting the limit of the heat target appears gt SET press button gt max flashes in the display heat target s maximum value gt AV set the maximum value Display 3 8 5 Display 3 8 6 Time controlled gt SET press button to confirm Activating time control gt V press button gt The Time controlled display appears gt SET press button gt Time control is activated V press button gt The display for setting the duration appears gt SET press button gt The time value flashes in the display v gt AV set the time value 00 00 00 00 a H O o0 000000 gt SET confirm the value and go to the next value 00 00 00 00 gt The settings are
73. finition of errors Error type Description Sensor error Sensor cable short circuit interruption of sensor cable or no sensor connected see chapter 12 Int clock failure For instance after a long power outage System error Volume flow fault in solar circuit or secondary circuit see chapter 12 Night Gravity circulation causes the collector to be circulation heated at night see chapter 12 Piping error Collector pipes may be wrong way round see chapter 12 Anti legionella error The set temperature was not achieved within the set timeframe see chapter 12 80 727 775 08 10 R3 Display 3 16 4 Alarm output 15 min interval Display 3 16 5 Display 3 17 Alarm output Alarm if Sensor error Int clock failure System error Display 3 17 1 Alarm if O Night circulation O Piping error O Anti legio error Display 3 17 2 eee 4 7 4 Parameters i In the factory the controller is configured in such a manner that it can ots be used in most applications without changes to these values ER All parameters can be modified to a certain extent to suit the individual Display 4 z TE z pees requirements of the system If modifications are realised the operating data of the solar components used must be observed NOTE The parameter settings depend
74. functionality 7 3 6 Bypass function gt This function allows the solar circuit to be bypassed using a switching l valve In this way the collector circuit can be warmed before the storage tank is switched into the circuit This is especially useful in larger solar energy systems having a large volume of heat transfer fluid Display 3 5 Bypass In this conjunction the temperature ahead of the valve is monitored in the solar circuit The storage tank remains separated from the solar circuit until the solar circuit temperature has reached at least 15 C and the solar circuit tem perature is higher than the lower storage tank temperature It is only then that the storage tank is connected to the solar circuit If the solar circuit temperature falls to 10 C or if the solar circuit temperature lies below that of the storage tank then the bypass will once again be acti vated and the storage tank will no longer be loaded The switch on off values are defined in the controller NOTE When no voltage is on the system the switching valve must be set in such a manner that the storage tank is not loaded Setting the input for the solar circuit temperature vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Bypass activated see Activating a function see chapter 7 3 1 y Outputs selected see Selecting an output see chapter 7 3 1 gt V press button g
75. g strategy of solar circuit pump R1 in the factory tempera ture differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target temperature con trol using the Parameters menu chapter 7 4 Parameters In the factory the loading strategy for the swimming pool C1 is set to temperature differential control This cannot be altered Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 C1 swimming pool D1 wire bridge F1 external heat exchanger R1 solar circuit pump R2 switching valve 1 R3 switching valve 2 T1 collector sensor T2 sensor at bottom of storage tank 1 T3 sensor at bottom of storage tank 2 T4 swimming pool sensor ey 4 7 2 7 Seasonal systems System 35 1 collector array 1 storage tank lt gt 1 swimming pool with external heat Display 2 7 exchanger intelligent pump control Seasonal systems Description of the solar function this system s controller function cor responds to System 29 4 The special feature of the seasonal system it is possible to switch with ease between summer and winter priority control The seasonal storage priority control can be defined in the storage priority menu chapter 7 5 Storage priority The respective se
76. ger Symbol off for deactivated storage tank Symbol for 3 way switching valve OIG TORO IORC TS CROICT IOIOIO Display of the current measured value such as temperature values and outputs operating hours Symbol for pump Symbol for the activated frost protection function EN 8 1 Status display Switching the display screen gt Oh gt AV press button gt The following values and displays appear one after another e The temperature sensors of the system set and the corresponding current temperature values Display example e Outputs and corresponding running times e Functions and their additional measured values gt The additionally set functions are displayed 8 2 Temperature sensor min max display Display of the min max values gt AV choose the desired temperature sensor gt SET access the information window gt The min max values are displayed Display example Resetting the min max values gt SET press button for 2 sec gt The min max values are reset to the current temperature NOTE The minimum and maximum values of the connected temperature sen sors are always logged and accessible The values stored can be reset at any time 8 3 Operating hours display for pumps and switching valves Display of the operating hours gt gt AV choose the desired pump or valve gt SET access the information window 2sec Gay gt ii The hou
77. ght 24 00 is not possible Comment 60 C 60 C 75 C Storage tank is heated up to the set temperature once daily 00 00 23 59 The duration of the anti legionella function can be set between 1 hour and 3 hours 59 minutes Programming a time period which goes beyond midnight 24 00 is not possible 106 16 Notes 727775
78. h on temperature difference and the switch off tempera ture difference for return increase must be at least 2 K and is barred from being set any lower Maximum temperature loading circuit 1 loading circuit 2 Factory Adjustable Adjustable up Description setting down to min to max 100 C Minimum 130 C When the temperature on the secondary side in loading circuit the heat exchanger reaches 3 K below the defined temperature maximum value the solar circuit pump is switched 20 K off and the storage tank loading pump continues to run When the temperature drops back down to 10 K below the maximum value the solar pump switches on again If the defined maximum value is nevertheless reached the storage tank loading pump also switches off for safety reasons When the temperature returns to below the maximum temperature the storage tank loading pump switches on again Minimum temperature loading circuit 1 loading circuit 2 Factory Adjustable Adjustable up Description setting down to min to max 0 C 0 C Maximum The storage tank loading pump is not switched on temperature until the temperature on the secondary side of the loading circuit heat exchanger has reached the defined minimum 20 K temperature Loading strategy of storage tank 1 storage tank 2 and storage tank 3 Factory Adjustable Adjustable up Description setting down to min to max Temperature differential control
79. he Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank D1 wire bridge R1 solar circuit pump R2 zone loading switching valve R3 heating return increase switching valve T1 collector sensor T2 sensor at bottom of storage tank T3 storage tank zone loading sensor T4 heating return increase storage tank sensor heating return sensor T u 4 System 7 1 collector array 1 storage tank with zone Display 2 1 7 A1 collector array B1 storage tank D1 wire bridge F1 external heat exchanger R1 storage tank loading pump R2 solar circuit pump R3 zone loading switching valve T1 collector sensor T2 sensor at bottom of storage tank storage tank zone loading sensor T4 external heat exchanger sensor T m loading and external heat exchanger Description of the solar function the solar circuit pump R2 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and the storage tank B1 T2 is reached When the switch off temperature difference or a safety limit is reached the solar circuit pump R2 switches off The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the storage ta
80. he min RPM value flashes gt AV set the minimum speed gt SET press button to confirm gt The settings are saved 82 727 775 08 10 Display 4 21 loading strategy of storage tank 1 OT age Display 4 21 Settings window Display 4 24 RPM control pump R1 Display 4 24 Settings window no yes Ha Display 5 Storage priority 4 L l Yay 8 Display 5 1 off on 4 Vag 135253 EN 7 5 Storage priority When a 2 storage tank system or a 3 storage tank system is selected the storage priority can also be specified If storage priority is activated the storage tank sequence can be defined If it is intended that one of the storage tanks is not to be loaded this tank can be removed from the storage priority When storage priority is deactivated the storage tanks will be loaded equally NOTE Special characteristic of seasonal systems In the case of these systems the storage priority cannot be activated Instead the storage priority load can be defined depending upon the season summer winter Control When storage priority is activated the controller primarily attempts to load the first priority storage tank However if this is initially impossi ble due to the collector tempera
81. he specified ingress protection gt Labels and markings applied in the factory may not be altered removed or rendered unreadable gt Before connecting the device make sure that the power supply matches the specifications on the type plate gt Make sure that all devices which are connected to the controller conform to the technical data of the controller gt Secure the device against unintentional start up All work on an open controller must be performed with the mains supply removed gt Protect the controller against overloading and short circuiting v i GE o 1 3 Detecting faults gt Check the display regularly gt Incase of faults isolate the cause see chapter 11 1 Causes of problems gt As soon as it becomes evident that safe operation is no longer guaranteed e g visible damage remove the device from the mains supply immediately gt Have trained professional personnel remedy the fault 1 4 Hot water temperature In order to limit the hot water temperature to 60 C at the outlets a hot water mixer must be installed 1 5 Disposal gt Dispose of the controller in accordance with the regional regulations 1 6 Exclusion of liability The manufacturer can neither monitor the compliance with this manual nor the conditions and methods during the installation operation usage and maintenance of the controller Improper installation of the system may result in damage to property and as a result to
82. ing strategy for the storage tanks 1 2 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout EN System 16 1 collector array 1 storage tank gt 1 storage tank with external heat exchanger intelligent pump control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the two stor age tanks B1 B2 T2 T3 is reached the appropriate solar circuit pump R2 or R3 is switched on Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached Display 2 2 5 The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the storage tank B2 T3 is reached The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T4 and the storage tank B2 T3 is reached or until a safety limit is reached Loading strategy of solar circuit pump R1 in the factory target tem perature control is chosen as
83. irculation detected Check non return valves and the time set Gravity circulation is causing the collec tor to be heated at night Check the gravity brake non return valve and the time set in the control ler Ho Collector connections may be wrong way round Check Solar circuit shows suspicious cycle behaviour Check the collector array s supply and return pipes and mount them correctly if applicable user manual P36 hydraulics 3 ine double The internal settings check Check the function s time settings eae has identified conflicting settings or Double allocation of sensors is per settings double allocation of sensors mitted and this is only intended as information Baus check The internal plausibility check Look up the error code in the operat has identified conflicting settings ing instructions chapter 13 and check correct the entries Ho Ud Fault detected in sensor or sensor cable A sensor error has been detected Locate and check the corresponding sensor s in the display menu Ho Sensor cable interrupted or no sensor connected Sensor cable is interrupted incorrectly connected or the sensor is possibly defective Check connection and or sensor ca ble Possibly check sensor and sensor cable using an ohmmeter 94 Sensor cable ha
84. irm 727 775 08 10 83 7 6 Language gt td Accessing and selecting the language aie gt SET press button for approx 2 sec gt AV select menu item Language DERE Language gt SET press button gt The language display appears gt gt SET press button e i gt The set language flashes iz cs gt AV select a language Display 6 1 gt SET press button to confirm Deutsch 7 7 Factory settings gt e 1 Resetting the factory settings N VU gt SET press button for approx 2 sec gt AV select the menu item Factory settings Display 7 gt SET press button gt The display Reset all values appears gt Factory settings gt SET press button gt Ite gt All values are reset to the factory settings gt The controller restarts The controller must now be reconfigured see chapter 5 Commissioning Denia Reset all yes NOTE values zil no When the controller is reset to Factory settings all settings return to the values they had upon delivery of the controller The following values are retained e The min max values of the temperature sensors e The outputs operating hours e Max heat output e Heat quantities 7 8 Set season gt u or 24l This menu item appears only if a seasonal system has been selected Display 8 Selecting a season oet ecacon gt SET
85. is reached When the switch off temperature difference or a safety limit is reached the solar circuit pump R1 switches off The swimming pool pump is controlled externally Loading strategy of solar circuit pump R1 in the factory the load ing strategy is set to temperature differential control This cannot be altered Activating the system see chapter 7 2 Selecting a system Terminal layout System 26 2 collector arrays east west roof gt 1 swimming pool Description of the solar function when the switch on temperature difference between the swimming pool C1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperature dif ference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on The pumps switch off independently of each other when either the relevant switch off temperature between one of the collector arrays A1 A2 T1 T2 and the swimming pool C1 T3 or a safety limit is reached Display 2 4 4 Loading strategy of solar circuit pumps R1 and R2 in the factory the loading strategies are set to temperature differential control These cannot
86. isplay input for return temperature gt AV choose the desired input gt SET press button to confirm 727 775 08 10 69 Determining the flow rate for the connected solar circuit pumps NOTE The following settings are only possible with the flow rate determina tion method Without flow sensor v Flow rate determination method set to Without flow sensor gt V press button gt The display for setting the min max flow rate appears gt gt SET press button a oe R1 gt The max value flashes in the display and the pump begins to Q ain aie run at maximum speed gt The flow rate value must now be read at the pump assembly s flow Display 3 6 4 rate display Flow rate gt AV enter the flow rate value gt SET press button to confirm gt The min value flashes in the display and the pump begins to run at minimum speed gt The flow rate value must now be read at the pump assembly s flow rate display gt AV enter the flow rate value gt SET press button to confirm NOTE e If other solar circuit pumps e g east west roof system are con nected to the controller the flow rate for these pumps must be determined and entered as described here e If the minimum pump speed in the Parameters menu or the pump level at the pump is changed at a later point in time the flow rate must be determined and set once more for more precise calculation of the heat quantity
87. itable period in spite of the specification of an extension period in writing by the customer the reduction in value caused by the fault shall be replaced or if this is not sufficient taking the interests of the end customer into consideration the contract is cancelled Any further claims against the seller based on this legal guarantee obligation in particular claims for dam ages due to lost profit loss of use or indirect damages are excluded unless liability is obligatory by law 15 Technical data Temperature difference controller Rated voltage system voltage 230 VAC 50 Hz optional 115 VAC 60 Hz Max own consumption lt 4W Inputs 6 T1 T5 temperature recording Pt1000 T6 temperature recording Pt1000 or pulse recording Additional inputs 1 x Direct Sensor input flow rate and temperature Outputs 3 R1 and R2 TRIAC output for RPM control max switching current 1 1 AAC R3 relay switched output max switching current 3 47 A AC Additional outputs 1 x alarm output A A potential free contact for SELV max 42 V max 2 A Number of pre defined hydraulic 40 schemes Interfaces RS232 and RS485 Ingress protection IP 20 DIN 40050 Protection class l Permitted ambient temperature 0 to 45 C Display animated graphic LCD with backlighting Dimensions L x W x H mm 170 x 170 x 46 Software class A Type of action type 1B Type of fastening for perma
88. k of death by electrocution gt Remove the controller from the power supply before opening the case gt Make sure that the power supply cannot be unintentionally switched back on gt Do not damage the case gt Only switch the power supply back on after the case has been closed The upper case is connected to the lower case by two latches and fas tened with a screw 4 1 1 Opening the case gt Loosen the screw and remove the upper case in an upwards direc tion 4 1 2 Closing the case gt Place the upper case over the lower case at an angle Insert the latches into the recesses of the lower case gt Pivot the upper case down and feed the operating buttons through the matching holes gt Fasten the case tightly with the screw Lower case Operating buttons Upper casing gt Screw 727 775 08 10 4 2 Assembly ZA WARNING Risk of electrical shock and fire if mounted in a damp environ ment gt Only mount the controller in an area where the ingress protection is sufficient see chapter 15 Technical data 4 2 1 Mounting the controller A cauTION Risk of injury and damage to the case when drilling gt Do not use the case as a drilling template Choose a suitable installation site Drill the upper fastening hole Screw in the screw Remove the upper case Hang the case in the recess Mark the position of the lower fastening holes Re
89. l be deleted together with its content If you want to save the data remove the SD card as described in chapter 9 1 and save the data on a compu ter 96 13 Plausibility indices The internal plausibility check ascertains whether conflicting settings have been detected in the controller In this event an information window displays an error code The reasons which cause the information window to appear along with each corresponding error code are described in the following table Check your settings at the controller and correct them if necessary P1 Maximum temperature storage tank 1 switch on temperature difference 1 gt maximum collector temperature P2 Maximum pool temperature switch on temperature difference 2 gt maximum collector temperature P3 Maximum temperature storage tank 3 switch on temperature difference 3 gt maxi mum collector temperature Maximum pool temperature switch on temperature difference 3 gt maximum collector temperature P4 Maximum temperature storage tank 1 switch on temperature difference 2 gt maxi mum collector temperature system with 2 collector arrays P5 Temperature differential control storage tank 1 lt switch off temperature difference 1 P6 Temperature differential control storage tank 1 lt switch off temperature difference 2 system with 2 collector arrays P7 Temperature differential cont
90. lar function this system s controller function cor gt responds to System 31 The special feature of the seasonal system it is possible to switch with ease between summer and winter priority control The seasonal storage O44 J priority control can be defined in the storage priority menu chapter 7 5 Display 2 7 3 Storage priority The respective season is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu is selected see menu overview in chapter 7 Factory priority control setting e Summer storage tank 1 gt swimming pool e Winter only storage tank 1 Terminal layout see System 31 System 38 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control Description of the solar function this system s controller function cor gt responds to System 32 The special feature of the seasonal system it is possible to switch with ease between summer and winter priority control The seasonal storage priority control can be defined in the storage priority menu chapter 7 5 Display 2 7 4 Storage priority The respective season is selected directly following the activation of a seasonal system To make it easier to switch between the seasons the season selection appears as the first item when the menu
91. ller is conducting a priority test This test checks whether instead of the second priority storage tank the first priority storage tank could also be loaded This test can take several minutes as the collector array must heat up sufficiently Ho Solar circuit running due to interval test Solar circuit is running due to interval test The collector s heat transfer fluid is be ing transported to the sensor Ho LL Thermal frost protection is active The solar circuit is running in order to protect the collector from icing up Ho Volume flow fault solar circuit check hydraulics Air in system Despite the fact that the pump is running the temperature difference between the collector and the external heat exchanger is too great gt Volume flow is too low Check the solar circuit s hydraulics pump valves and shut off devices If necessary bleed the system open the shut off devices and flush out blockages Ho Volume flow fault secondary circuit check hydraulics Air in system Despite the fact that the pump is running the temperature difference between the external heat exchanger and the storage tank is too great gt Volume flow is too low Check the loading circuit s hydraulics pump valves and shut off devices If necessary bleed the system open the shut off devices and flush out blockages o Night c
92. m separation 100 mm If inductive effects are expected e g from power cables overhead wires transformer substations radio and television devices amateur radio stations microwave devices etc the sensor cables must be adequately screened Sensor cables may be extended to a maximum length of 100 m gt If adding extensions to sensor cables select the following cable cross sections 0 75 mm up to 50 m long 1 5 mm up to 100 m long gt Connect the cables in accordance with the terminal diagram see chapters 4 5 and 7 2 4 4 Dismantling A DANGER Risk of death by electrocution gt Remove the controller from the power supply before dismantling it gt To dismantle the controller follow the assembly instructions in the reverse order 4 5 Terminal diagram 4 5 1 Power connection e Please refer to the type plate on the case to determine the type of power supply required e The protective conductor must be connected e Cables conforming to at least type H05 VV NYM must be used G1 grid D1 wire bridge 4 5 2 Connection of the inputs e Inputs 1 5 for Pt1000 temperature sensor e Input 6 for Pt1000 temperature sensor or pulse generator for recording volume flow measuring heat quantities E1 input 1 E2 input 2 E3 input 3 E4 input 4 E5 input 5 1 p 3 4 5 6 E6 input 6 T6 T6 or pulse generator T1 T2 T3 T4 T5 T6 Inputs
93. move the case again Drill the lower fastening holes Hang the case in recess Screw the case firmly using the lower fastening holes and Mount the upper case a vvvvvvvvvvyv to o o 8 8 B I I i i a a a a T T J QALS _Q D p a Va gt P A a rn SSS Sr ee 1 j 4 3 Electrical connection A DANGER Risk of death by electrocution gt Remove the controller from the power supply before opening the case gt Observe all applicable legal guidelines and regulations of the local electricity supplier NOTE The device is to be connected to the mains by means of a plug with grounding contact or in the case of a fixed electrical installation via a disconnection device for complete disconnection in accordance with the installation guidelines 4 3 1 Preparing the cable feed Depending on how the controller is mounted the cables may enter the device through the rear of the case or the lower side of the case k ao IA m a k
94. n the col lector array A1 T1 and the storage tank B1 T2 is reached When the switch off temperature difference between the collector array A1 T1 and the storage tank B1 T2 or a safety limit is reached the solar circuit pump R1 is switched off again Display 2 1 2 Description of the heating return increase the 3 way valve R2 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B1 T3 and the heating return T4 is reached When the switch off tem perature difference T3 T4 is reached the 3 way valve R2 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is on the system the switching valve R2 must be set in such a manner that water does not flow through the storage tank Loading strategy of solar circuit pump R1 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system w mw faa fre fre ee a ly G moe fhe ac X fat Li 1 Terminal layout A1 collector array B1 storage tank D1 wire bridge R1 solar circuit pump R2 switching valve heating return increase T1 collector sensor T2 sensor at bottom of storag
95. nd RPM control OFF P35 Circulation ON and no time control and temperature control and pulse control P 36 Holiday function and anti legionella function are both activated P 37 Holiday function target temperature gt maximum storage tank temperature 14 Legal guarantee In accordance with German statutory regulations there is a 2 year legal guarantee on this product for the customer The seller will remove all manufacturing and material faults that occur in the product during the guarantee period and affect the correct functioning of the product Natural wear and tear does not constitute a malfunction No legal guarantee can be offered if the fault can be attributed to third parties unprofessional installation or commissioning incorrect or negligent handling improper transport excessive loading use of improper equipment faulty construction work unsuitable construction location or improper operation or use Legal guarantee claims shall only be accepted if notification of the fault is provided immediately after it is discovered Guarantee claims are to be directed to the seller The seller must be informed before guarantee claims are processed For processing a guarantee claim an exact fault description and the invoice delivery note must be provided The seller can choose to fulfil the legal guarantee either by repair or replacement If the product can neither be repaired nor replaced or if this does not occur within a su
96. nently con type X nected cables Intended transport condition no information Degree of pollution 2 Ball pressure test temperature 850 C Overvoltage category class II 2500 V 15 1 Performance data R1 250 W 230 VAC 125 W 115 VAC Internal fuse 2 5 AT 250 V orT 2 5 AH R2 250 W 230 VAC 125 W 115 VAC 230V Ue lise 213022 R3 800 W 230 VAC 400 W 115 VAC Internal fuse 4 AT 250 V orT 4AH 250 V Littelfuse 215004 A DANGER nN J Risk of death by electrocution Fuses may only be changed after disconnection from the power supply and by trained professional personnel EN 15 2 Parameter settings Maximum temperature storage tank 1 storage tank 2 and storage tank 3 Factory Adjustable Adjustable up Description setting down to min to max 60 C 0 C 95 C When the maximum temperature of storage tank 1 storage tank 2 3 is reached storage tank 1 stor age tank 2 3 is not loaded until the temperature drops to 3 K below the defined maximum value Maximum pool temperature Factory Adjustable Adjustable up Description setting down to min to max 30 C 10 C 45 C When the maximum pool temperature is reached the swimming pool is not loaded until the temperature drops to 3 K below the defined maximum value Switch on temp difference solar 1 solar 2 and solar 3 Factory Adjustable Adjustable up Description setting down to min to max
97. nfirm NOTE The loading strategy and RPM control parameters can be adjusted as follows 727 775 08 10 81 EN 7 4 2 Setting the loading strategy parameter y Access the loading strategy parameter see chapter 7 4 1 gt SET press button gt The display for setting the temperature differential control or target temperature control appears Choosing loading strategy between temperature dif ferential control and target temperature control gt SET press button for approx 2 sec gt Select either temperature differential control dT or target tem perature control T Setting the temperature differential value or target temperature value gt SET press button gt The temperature differential value flashes in the display e g dT 8 K gt AV set the temperature differential value gt SET press button to confirm gt The target temperature value flashes in the display e g T 60 C gt AV set the target temperature value gt SET press button to confirm gt The settings are saved 7 4 3 Setting the RPM control parameters y Access the RPM control parameters see chapter 7 4 1 gt SET press button gt The display for activating yes or deactivating no the RPM control is shown Activating or deactivating the RPM control gt SET press button for approx 2 sec gt Choose between yes and no for RPM control Setting the minimum speed gt SET press button gt T
98. ng of the SD card fails the message SDMC format error appears in the display see information windows If no error message is displayed the controller starts automatically with the data recording see chapter 9 2 In the event of another error message see information windows chapter 12 9 4 Data evaluation The controller automatically creates the following folder structure on the SD card A separate folder is created on the SD card for every year This can con tain up to 12 month folders The day files are stored in the month fold ers The name of a day file is composed of the year month and day e g of 18 February 2008 20080218 csv fa 2008 20080131 csv 20080229 csv NI N QO Q O Q ios O Q N is i gt Q Q So S Explanation of the column arrangement if a day file is opened with a spreadsheet programme e g Excel 1 column date and time 2 7 column temperature sensor measurements T1 to T6 in C 8 column temperature of the Direct Sensor Tds in C 9 column flow rate of the volumetric flow meter V in I min 10 column output of the measurement of heat quantities P in W 11 13 column operating status of the outputs R1 to R3 in 14 column operating status of the alarm output R in NOTE Information on further programmes for data evaluation can be obtained from your dealer 10 Service Updating the controller software The controller is programm
99. nk B1 T2 is reached The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T4 and the storage tank B1 T2 is reached or until a safety limit is reached Description of the zone loading the zone loading valve R3 is switched on loading of the upper storage tank zone as soon as the temperature difference between the external heat exchanger F1 T4 and the upper loading zone T3 has reached the switch on temperature difference When the switch off temperature difference or a safety limit is reached or the storage tank loading pump R1 is switched off the zone loading valve R3 switches off NOTE When no voltage is on the system the switching valve R3 must be set to the lower loading zone T2 Loading strategy of storage tank loading pump R1 and solar circuit pump R2 in the factory target temperature control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout p System 8 2 collector arrays east west roof gt 1 storage tank Description of the solar function when the switch on temperature difference between the storage tank B1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit
100. of additional measurement values appears NOTE The temperature of the Direct Sensor as well as the flow rate and the output of the measurement of heat quantities can be selected here 727 775 08 10 79 EN gt AV select additional measurement values gt SET press button to confirm gt The selected measurement sensors are indicated gt V press button until the next page appears gt Display for the selection of the outputs to be recorded appears NOTE Outputs R1 to R3 as well as the alarm output can be selected here XR1 kjr2 gt AV choose the desired outputs gt SET press button to confirm gt The selected outputs are indicated V press button until the next page appears gt The interval time appears gt SET press button gt The number of minutes flashes in the display gt AV set the interval time gt SET press button to confirm v 7 3 18 Alarm output function The alarm output is always switched on when the controller detects a pre selected type of error sensor error int clock error system error night circulation piping error anti legio error For connection of the alarm output see chapter 4 5 4 vy Functions submenu selected see Selecting a function see chapter 7 3 1 gt V press button gt The error selection display appears gt AV select an error type gt SET press button to confirm gt The selected errors are indicated De
101. off temperature difference between the external heat exchanger F1 T4 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached Loading strategy of storage tank loading pumps R1 and R2 in the factory target temperature control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed using the Parameters menu chapter 7 4 Parameters Loading strategy of solar circuit pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 D1 wire bridge F1 external heat exchanger R1 storage tank loading pump 1 R2 storage tank loading pump 2 R3 solar circuit pump T1 collector sensor T2 sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 T4 external heat exchanger sensor T w Display 2 2 8 Al B1 B2 D1 Fi R1 R2 R3 Wile T2 T3 T4 collector array storage tank 1 storage tank 2 wire bridge external heat exchanger storage tank loading pump solar circuit pump switching valve collector senso
102. ontrol Ion v v v Functions submenu selected see Selecting a function loff see chapter 7 3 1 Circulation activated see Activating a function see chapter 7 3 1 Outputs selected see Selecting an output see chapter 7 3 1 V press button gt The Pulse controlled display appears SET press button gt Pulse control is activated gt V press button gt The display for setting the pulse input circulation time and wait time appears SET press button gt Pulse input flashes AV choose the desired input SET press button to confirm gt The circulation duration flashes after confirmation of the input AV set the circulation duration Display 3 1 5 Pulse controlled Wait time 10 min SET press button to confirm Display 3 1 5 1 The wait time flashes after confirmation of the circulation dura tion AV set the wait time SET press button to confirm the wait time and close ESC leave the Circulation submenu 64 gt The settings are saved a 4 7 3 3 Back up heating function This function allows thermostatic control of an output for additional ell heating of the solar storage tank using an oil or gas burner This function can also be limited to specific times by using additional time control Time control time switch with 3 time windows Temperature control when the temperature in the upper part of the storage tank falls b
103. ontroller request the current display does not rotate of a temperature sensor values from all connected tempera e The display illumination ture sensors flashes red e Check all defective sensors and or sensor cable The solar pump operates despite the fact that the switch on condition is not fulfilled Secondary symptoms Possible cause Procedure The pump symbol in e The interval function is acti e No fault the display rotates vated e Deactivate the relevant function if e The holiday function is acti necessary vated e The frost protection function is activated e Blockage protection is acti vated e Symbol rotates The operating switch is set to e Set the operating switch to auto e Display has a red manual operation and the pump matic operation background output is set to on e Tool symbol is visible on the display Solar pump is operating activation condition is fulfilled nevertheless no heat transport in the solar circuit no fluid circulation Secondary symptoms Possible cause Procedure The pump symbol in e Air is in the solar circuit Check the solar circuit for air the display rotates e The isolating valve is closed Check the isolating valve e Limescale contamination on Flush clean the solar circuit solar circuit Solar pump shows cycle behaviour Secondary symptoms Possible cause Procedure e Temperature difference too Adjust temperature difference in th
104. orage tank 1 sensor at bottom of storage tank 2 external heat exchanger sensor 4 System 17 1 collector array 1 storage tank 1 storage tank with external heat exchanger intelligent valve control Description of the solar function when the switch on temperature dif ference between the collector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 is exceeded the solar circuit pump R2 is switched on and the switching valve R3 is set to the correct position depending on the storage tank to be loaded Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature differ ence between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the storage tank B2 T3 is reached The storage tank is loaded until the switch off temperature difference between the external heat exchanger F1 T4 and the storage tank B2 T3 is reached or until a safety limit is reached NOTE When no voltage is on the system the switching valve R3 must be set to storage tank B1 Loading strategy of storage tank loading pump R1 and solar cir cuit pump R2 for storage tank B2 in the factory target temperature control is chos
105. orage tanks heating return increase intelligent valve control Description of the solar function when the switch on temperature dif ference between the collector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 is exceeded the solar circuit pump R1 is switched on and the switching valve R2 is set to the correct position depending on the storage tank to be loaded Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature differ ence between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached Description of the heating return increase the 3 way valve R3 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B2 T4 and the heating return T5 is reached When the switch off tem perature difference T4 T5 is reached the 3 way valve R3 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 When no voltage is on the system the switching valve R3 must be set in such a manner that water does not flow through the storage tank Loading strategy of solar circuit pump R1 in the factory tempera ture differential control is chosen as the load
106. pter 15 Technical data The controller must not be operated in the following environments e outdoors e in damp rooms e in rooms where highly flammable gas mixtures can occur e in rooms in which the operation of electrical and electronic components may cause dangers to arise 1 2 Dangers during assembly and commissioning The following dangers exist during installation commissioning of the controller and during operation in case of installation errors e risk of death by electrocution e risk of fire due to short circuit e damage to any of the constructional fire safety measures present in the building due to incorrectly installed cables e damage to the controller and the connected devices due to improper ambient conditions inappropri ate power supply and the connection of prohibited devices faulty devices or devices not included in the device specifications as well as incorrect assembly or installation NOTE Observe the controller s type plate Therefore all safety regulations apply when working on the mains supply Only electricians may perform work that requires opening the controller such as electrical connection work gt When laying cables ensure that no damage occurs to any of the constructional fire safety measures present in the building gt Make sure that the permissible ambient conditions at the installation site are not exceeded see chap ter 15 Technical data gt Be sure to comply with t
107. r sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 external heat exchanger sensor 4 System 19 1 collector array 2 storage tanks with external heat exchanger intelligent valve control Description of the solar function the solar circuit pump R2 is switched on as soon as the switch on temperature difference between the col lector array A1 T1 and one of the two storage tanks B1 B2 T2 T3 is reached When the switch off temperature difference between the collector array A1 T1 and the storage tanks B1 B2 T2 T3 or a safety limit is reached the solar circuit pump R2 is switched off again When the switch on temperature difference between the external heat exchanger F1 T4 and one of the two storage tanks B1 B2 T2 T3 is exceeded the storage tank loading pump R1 is switched on and the switching valve R3 is set to the correct position depending on the stor age tank to be loaded Both storage tanks B1 B2 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the external heat exchanger F1 T4 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 Loading strategy of solar circuit pump R2 and storage tank load ing pump R1 in the factory target temperature
108. r sensor 1 collector sensor 2 sensor at bottom of storage tank storage tank zone loading sensor 4 System 11 2 collector arrays east west roof 1 storage tank with zone loading Description of the solar function when the switch on temperature difference between the storage tank B1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperature difference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on When the switch off temperature difference between the collector array A1 A2 T1 T2 and the storage tank B1 T3 or a safety limit is reached the solar circuit pumps R1 R2 are switched off again Description of the zone loading the zone loading valve R3 is switched on loading of the upper storage tank zone as soon as the temperature difference between the collector array A1 A2 T1 T2 and the upper loading zone T4 has reached the switch on temperature difference When the switch off temperature difference or a safety limit is reached or the solar circuit pump R1 R2 is switched off the zone loading valve R3 switches off NOTE When no voltage is on the system the switching valve R3 must be set to the lower loading zone T3 Loading strat
109. r sensor 2 sensor at bottom of storage tank heating return increase storage tank sensor heating return sensor 4 System 9 2 collector arrays east west roof 1 storage tank heating return increase Description of the solar function when the switch on temperature difference between the storage tank B1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump R1 for collector array A1 T1 or solar circuit pump R2 for collector array A2 T2 is switched on depending on where the temperature difference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on When the switch off temperature difference between the collector array A1 A2 T1 T2 and the storage tank B1 T3 or a safety limit is reached the solar circuit pumps R1 R2 are switched off again Description of the heating return increase the 3 way valve R3 in the heating return is switched on water flows through storage tank as soon as the switch on temperature difference between the storage tank B1 T4 and the heating return T5 is reached When the switch off tem perature difference T4 T5 is reached the 3 way valve R3 returns to its initial state Water does not flow through the storage tank NOTE When no voltage is on the system the switching valve R3 must be set in such a manner that water does not flow through the sto
110. rage tank Loading strategy of solar circuit pumps R1 and R2 in the factory temperature differential control is chosen as the loading strategy for the storage tank B1 It can be adjusted or changed to target temperature control using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout System 10 2 collector arrays east west roof gt 1 storage tank with external heat exchanger Description of the solar function when the switch on temperature difference between the storage tank B1 T3 and one or the other of the collector arrays A1 A2 T1 T2 is reached then either solar circuit pump Display 2 1 10 R1 for collector array A1 T1 or solar circuit pump R3 for collector array A2 T2 is switched on depending on where the temperature difference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R2 R3 are switched on When the switch off temperature difference between the collector array A1 A2 T1 T2 and the storage tank B1 T3 or a safety limit is reached the solar circuit pumps R2 R3 are switched off again The storage tank loading pump R1 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the storage tank B1 T3 is reached
111. rameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array 1 A2 collector array 2 B1 storage tank 1 B2 storage tank 2 D1 wire bridge R1 solar circuit pump 1 R2 solar circuit pump 2 R3 switching valve T1 collector sensor 1 T2 collector sensor 2 T3 sensor at bottom of storage tank 1 T4 sensor at bottom of storage tank 2 Display 2 3 Storage tank O Display 2 3 1 A1 B1 B2 B3 D1 R1 R2 R3 Ti T2 T w T4 collector array storage tank 1 storage tank 2 storage tank 3 wire bridge solar circuit pump 1 solar circuit pump 2 solar circuit pump 3 collector sensor sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 sensor at bottom of storage tank 3 EN 7 2 3 Systems with three storage tanks System 21 1 collector array 3 storage tanks intelligent pump control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the three stor age tanks B1 B2 B3 T2 T3 T4 is reached the appropriate solar circuit pump R1 R2 or R3 is switched on All three storage tanks B1 B2 B3 are loaded one after the other according to the priority control chapter 7 5 Storage tank priority until either the relevant switch
112. rocedure e Display shows nothing Controller power supply is e Check the controller power cable e No display illumination interrupted e Check the fuse for the power supply e Check the fuse at the controller replacement fuse is located in the case The solar pump does not operate despite the fact that the switch on condi tions are satisfied Secondary symptoms Possible cause Procedure The pump symbol in the e Pump power supply is e Check the pump power cable display rotates interrupted e Check the fuse in the controller replacement fuse is located in the case e Pump has seized up e Get the pump working again replace if necessary The pump symbol in the e The maximum storage e No fault display does not rotate tank temperature has been reached e The maximum collector temperature has been reached e In multi storage tank systems the system has stopped due to a priority test e The minimum collector temperature has not been reached e The maximum loading temperature has been reached e Stagnation reduction activated e Storage tank deactivated e The pump symbol in the The operating switch is set Set the operating switch to auto display does not rotate to manual operation and matic operation e The display illumination the pump output Is set to is red off e A tool symbol flashes in the display e The pump symbol in the Short circuit or interruption On the c
113. rol storage tank 2 lt switch off temperature difference 2 P8 Temperature differential control storage tank 3 lt switch off temperature difference 3 P9 Temperature differential control storage tank 1 5 K lt switch off temperature differ ence 1 system with external heat exchanger P10 Temperature differential control storage tank 1 5 K lt switch off temperature differ ence 2 system with 2 collector arrays and external heat exchanger P11 Temperature differential control storage tank 2 5 K lt switch off temperature differ ence 2 system with external heat exchanger P112 Target temperature control storage tank 1 lt minimum collector temperature P13 Target temperature control storage tank 1 gt maximum collector temperature P14 Target temperature control storage tank 2 lt minimum collector temperature P15 Target temperature control storage tank 2 gt maximum collector temperature P16 Target temperature control storage tank 3 lt minimum collector temperature P17 Target temperature control storage tank 3 gt maximum collector temperature P18 Target temperature control storage tank 1 5 K lt minimum collector temperature system with external heat exchanger P19 Target temperature control storage tank 1 5 K gt maximum collector temperature system with external heat exchanger P 20 Target temperature control storage tank 2 5 K lt minimum collector temperature system with external heat exchanger P21 Target t
114. rs of operation logger is displayed Se Oh A 0h Display example Resetting the operating hours y Operating hours called up gt SET press button for approx 2 sec The delta value A is reset to zero The outputs operating hours are always stored Here a distinction is made between total operating hours gt and delta operating hours A The total operating hours cannot be reset How ever delta operating hours can be reset to zero at any time Insert SD card with the con tact surface at the front RE 9 Data logger An SD card enables you to save all the measurement data collected by the controller over a long period of time The data logger enables detailed system control e g chronological sequence of yields In addi tion you can use the stored measurements to optimise the settings of the solar energy system and thus achieve the highest possible efficiency of the system 9 1 Handling the SD card All standard SD cards can be used including 2 GB The SD cards must be formatted with the FAT16 format and there should be no existing data on the SD card To insert an SD card in your controller push the SD card with the con tact surface at the front into the side slot of the controller until the card engages To remove the card press it slightly inwards until it is released and pushed out by spring action The card can now be taken out Before you take the car
115. ry Adjustable down to min setting Temperature controlled 2 min 1 min 10 min Wait time 10 min 0 min 60 min Adjustable up to max Comment Switch on temperature 55 C 0 C Switch off temperature 2 K Switch off temperature 60 C Switch on 95 C temperature 2 K Time controlled 00 00 23 59 Programming a time period which goes beyond midnight 24 00 is not possible Solid fuel boiler Factory Adjustable down to min setting Temperature controlled Adjustable up to max Comment Switch on temperature difference 6K Switch off temperature difference 2 K 20 K Switch off temperature difference 3K OK Switch on temperature difference 2 K Maximum heat target temperature 60 C 0 C 150 C Minimum heat source temperature 50 C 30 C 95 C 103 Quick charge Factory Adjustable Adjustable up Comment setting down to to max min Temperature controlled Switch on temperature 50 C 0 C 95 C The switch off temperature is adjusted according to the hysteresis Switch off temperature 52 C Switch on Switch on temperature temperature 2K 10 K Heat quantity Factory Adjustable Adjustable up Comment setting down to to max min Pulse value for recording flow rate with a pulse generator 1 I Imp 25l Imp 10l
116. s short circuited or the Check connection and or sensor ca at present Short circuit in sensor cable sensor is possibly defective ble Possibly check sensor and sensor cable using an ohmmeter 3 Storage tank Loading of the storage tank pool was If this is not wanted loading can be Pee See deactivated due to storage priority reactivated via storage priority or storage priority season selection 3 Pure operation The collector is in a stagnant state Wait until the collector has cooled not enabled pump starts are blocked in order to prevent damage The anti legionella function is activated sufficiently before setting these values o Anti legionella aoe Back up heating operates until the target temperature of the anti legionella function has been reached g Backup heating Back up heating is active is active COIN SD card error SD card not inserted Data logger function has been acti vated but no SD card has been inserted In order to enable data to be stored on the SD card the SD card needs to be inserted into the controller see chapter 9 1 o Data Logger l function must be switched on SD card has been inserted but the data logger function has not yet been activated Activate the data logger function in order to store data on the SD card see chapter 7 3 17 RE Controller accesses
117. selected gt ESC exit the settings menu gt The commissioning is finished 6 Modes of operation 6 1 OFF mode gt In order to switch off the outputs slide the operating switch down gt A new window appears in the display which shows OFF as Version XX well as the controller software version number and the number sient No X of the chosen system The display is lit with a red background In OFF mode all outputs R1 R2 R3 are switched off gt lt off NOTE On delivery from the manufacturer the switch is set to OFF 6 2 Automatic mode CAUTION Damage to pump caused by dry operation The controller may only be set to Automatic when the system has been filled gt In order to switch the outputs to Automatic slide the operating gt o 1S switch to the middle position gt The status appears in the display This mode of operation is the automatic controller mode and must be set for automatic operation lt lt Automatic lt NOTE gt During normal system operation the operating switch should always be set to Automatic 6 3 Manual mode CAUTION Damage to pump caused by dry operation The controller may only be set to Manual when the system has been filled When operating the device for the first time or when testing the func gt tion the controller outputs can be manually switched Rimon gt In order
118. sk of death by electrocution gt In the event of use as a potential free output it must be ensured that the connections cannot come into contact with the mains voltage R1 output 1 R2 output 2 R3 output 3 BUBEUGGH 4 5 4 RS232 and RS485 interface alarm output and Direct Sensor input RS485 interface Ad B4 Rx Tx RS232 interface A B Rx Tx D Sub 1 2 3 4 5 9 pin socket las e solder side m eee 5 72S bees S 5 5 Alarm output see chapter 15 SISSk lessee O O X o s Direct Sensor a g E L observe the manufacturer s specifications T Q 1 Commissioning and that the switch on the controller is set to OFF gt The display for setting the language appears 5 1 Setting the language Deutsch flashes in the display AV select a language SET confirm the language ESC finish the settings gt The display for setting the time appears 2 Setting the time and date 12 00 flashes in the display AV set the hours SET confirm the hours gt The minutes display flashes AV set the minutes SET confirm the minutes gt The year flashes AV set the year SET confirm the year gt The month flashes AV set the month SET confirm the month gt The
119. sor observe the manufacturer s technical data Setting the flow rate determination and the glycol proportion vy Functions submenu selected see Selecting a function see chapter 7 3 1 y Heat quantity activated see Activating a function see chapter 7 3 1 gt V press button gt The display for setting the flow rate determination method and the glycol proportion appears gt SET press button gt The flow rate determination method flashes in the display gt AV choose between Pulse generator use of a Direct Sensor or Without flow sensor gt SET press button to confirm gt The pulse value if Pulse generator is selected or sensor type if Direct Sensor is selected flashes in the display gt AV enter the value or type for the selected flow rate sensor e for Pulse generator see chapter 15 3 Parameter values for functions e for Direct Sensor enter the sensor type e for Without flow sensor this step is dispensed with gt SET confirm the value gt Glycol proportion flashes in the display gt AV set the value gt SET press button to confirm gt The settings are saved Allocating inputs for temperature sensors gt V press button gt The display for setting the temperature inputs appears gt SET press button gt T flashes in the display input for supply temperature gt AV choose the desired input gt SET press button to confirm gt T flashes in the d
120. splay for setting the temperature input and the on and off values appears gt SET press button gt T flashes in the display temperature input gt AV choose the desired input gt SET confirm the input gt The on value flashes in the display gt AV set the on value gt SET press button to confirm gt The off value flashes after confirmation of the on value gt AV set the off value gt SET press button to confirm gt The settings are saved NOTE The on and off values must not be equal as otherwise the thermostat remains inactive Activating time control gt V press button gt The Time controlled display appears gt SET press button gt Time control is activated gt V press button gt The display for setting the duration appears gt SET press button gt The time value flashes gt AV set the time value gt SET confirm the value and go to the next value gt The settings are saved 727 775 08 10 71 n NOTE The switch on time must always be before the switch off time There fore when the switch on value is being adjusted the switch off value will also be changed to a later time if necessary Adjusting the switch off value to a time before the switch on value is blocked 7 3 9 Difference thermostat function gt This function allows a controller output to be controlled depending on a pre defined temperature difference Oe
121. stem 26 2 collector arrays east west roof 1 swimming pool System 27 2 collector arrays east west roof 1 swimming pool with external heat exchanger System 28 2 collector arrays east west roof 1 swimming pool in stand alone operation with external heat exchanger Systems with one storage tank anda swimming pool System 29 1 collector array 1 storage tank 1 swimming pool with external heat exchanger intelligent pump control System 30 1 collector array 1 storage tank 1 swimming pool with external heat exchanger intelligent valve control System 31 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control System 32 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control 7 2 5 Systems with two storage tanks and a swimming pool System 33 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control System 34 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control 7 2 6 Seasonal systems System 35 1 collector array 1 storage tank 1 swimming pool with external heat exchanger intelligen
122. steps Selecting a function gt SET press button for approx 2 sec gt AV select the menu item Functions gt SET open the submenu Functions gt AV selecting a function Activating deactivating a function gt SET press button gt The display for activating on or deactivating off the function is shown gt SET press button for approx 2 sec gt The function is activated or deactivated NOTE An information window is displayed if the function cannot be activated see chapter 12 Information windows Selecting an output gt V press button gt The display for setting the output appears gt SET press button gt Output flashes 62 727 775 08 10 gt tees Sar Display 3 Function gt EE o a Time function loff on R gt Display example Display 3 1 Circulation Display 3 1 3 Time controlled 06 00 08 00 12 00 13 30 18 00 20 00 Display 3 1 3 1 gt AV selecting an output gt SET press button to confirm NOTE R or T indicates an output or input which has not yet been selected Only outputs which are not yet required by the respective system can be selected Double allocation of outputs is not possible However double allocation of inputs is possible This is also displayed
123. t The display for setting the temperature input appears gt gt SET press button gt T flashes in the display solar circuit temperature input gt AV choose the desired input gt SET press button to confirm gt The settings are saved A CAUTION There is a risk of frost damage to the external heat exchanger in the case of solar energy systems with long pipes in the frost region o Display 3 5 3 gt Use a bypass valve with a drive which has a switching time of less than 45 seconds Display 3 6 Heat quantity ea V 1 I imp Glykol 40 Display 3 6 2 Impulse generator Display 3 6 3 hot cool EN 7 3 7 Heat quantity function The controller has a function for measuring the quantity of heat This allows for instance to record the quantity of heat fed into the storage tank from the solar energy system To do this the temperature of the supply and return and the flow rate of the solar energy system must be recorded The flow rate can be read in via a pulse generator recorded via a special Direct Sensor or approximately calculated by means of the pump speed Since the heat quantity depends on the proportion of glycol in the fluid this also is accounted for in the calculations From these values the controller determines the quantity of heat and shows this in the display NOTE When using the Direct Sen
124. t pump 7 2 2 storage tanks control System 13 1 collector array 2 storage tanks heating return increase intelligent pump control System 14 1 collector array 2 storage tanks intelligent valve control System 15 1 collector array 2 storage tanks heating return increase intelligent valve control System 16 1 collector array 1 storage tank 1 storage tank with external heat exchanger intelligent pump control System 17 1 collector array 1 storage tank 1 storage tank with external heat exchanger intelligent valve control System 18 1 collector array 2 storage tanks with external heat exchanger intelligent pump control System 19 1 collector array 2 storage tanks with external heat exchanger intelligent valve control System 20 2 collector arrays east west roof 2 storage tanks System group Systems with three storage tanks 40 systems System 21 1 collector array 3 storage tanks intelligent pump control System 22 1 collector array 3 storage tanks intelligent valve control Chapter 7 2 3 Systems with a swimming pool System 23 1 collector array 1 swimming pool System 24 1 collector array 1 swimming pool with external heat exchanger System 25 1 collector array 1 swimming pool in stand alone operation with external heat exchanger Sy
125. t pump control System 36 1 collector array 1 storage tank 1 swimming pool with external heat exchanger intelligent valve control System 37 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control System 38 1 collector array 1 storage tank 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control System 39 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent pump control System 40 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control 7 2 7 23 EN NOTE Upon selection of a new system the functions storage tank priority and parameters are automatically returned to their factory settings gt Check the settings again Selecting a system SET press button for approx 2 sec AV select the menu item Systems SET open the submenu System groups AV select a system group SET press button to confirm AV selecting a system SET press button to confirm vvvvvvyv gt In the display a small checkmark appears below the item number which confirms that the system is selected gt ESC exit the Systems menu item on
126. th display flashes after confirmation of the year gt AV set the month gt SET press button to confirm gt The day display flashes after confirmation of the month gt AV set the day gt SET confirm the time and date 7 1 2 Activating the automatic summer time change over gt AV press button gt The display for Automatic summer time change over for EU appears gt SET press to activate or deactivate the automatic summer time change over gt Across in the control box shows that the automatic summer time change over is active gt ESC exit the automatic summer time change over submenu gt ESC exit the Time Date menu item NOTE The controller can also be operated without activating the automatic summer time change over 727 775 08 10 19 EN Menu overview SET 2 sec Status display ESC The menu item Set season is only displayed if a seasonal system has been selected 1 storage tank _ 2 storage tanks 3 storage tanks _ Swimming pool _ S torage tank swim systems systems systems systems ming pool systems I I I I System 1 System 12 System 21 System 23 System 29 SS SS SS SSS System 2 System 13 System 22 System 24 System 30 o I I System 3 System 14 System 25 System 31 p I System 4 System 15 System 26 System 32 I System 5 System 16 System 27
127. to switch the outputs manually slide the operating switch up Rakor gt The display is backlit in red and a settings window is displayed i lt gt AV selecting an output lt ee lt gt SET switch the selected output to on or off gt ESC close the settings window gt The current recorded values can now also be queried for the purpose of checking gt AV access measured values gt SET reopen the settings window A Display 1 Time date 17 10 31 01 2008 Display 1 1 Automatic summer time change over for EU EN 7 Settings Menu overview see following double page 7 1 Time date The time and date can be displayed and adjusted via the Time Date menu item The automatic summer time change over can still be acti vated or deactivated 7 1 1 Setting the time and date gt SET press button for approx 2 sec gt The Time menu item is displayed gt SET press button gt The current time is displayed gt SET press button to confirm gt The hours display flashes after confirmation of the time gt AV set the hours gt SET press button to confirm gt The minutes display flashes after confirmation of the hours gt AV set the minutes gt SET press button to confirm gt The year display flashes after confirmation of the minutes gt AV set the year gt SET press button to confirm gt The mon
128. tton to confirm gt V press button gt Display for selection of the start and end times appears gt gt SET press button to confirm gt The hour value of the start time flashes QI O Al gt AV set the hour value of the start time WBE WED gt SET press button to confirm pepy anda gt The minute value of the start time flashes gt AV set the minute value of the start time gt SET press button to confirm gt The hour value of the end time flashes gt AV set the hour value of the end time gt SET press button to confirm gt The minute value of the end time flashes gt AV set the minute value of the end time gt SET press button to confirm NOTE The duration of the anti legionella function can be set between 1 hour and 3 hours 59 minutes Programming a time period which goes beyond midnight 24 00 is not possible Display 3 15 Display storage tank top Display 3 15 2 3 storage tank Display 3 16 Data logger 00o ORES Display 3 16 2 OT Direct Sensor 4 O Flow rate O Power Display 3 16 3 EN 7 3 16 Display storage tank top function The display storage tank top function serves merely as an additional display and has no effect on control vy Functions submenu selected see Selecting a function see chapter 7 3 1
129. ture being too low preference is given to loading a second priority storage tank if possible In this event the controller conducts regular tests every 30 minutes in order to check whether it has become possible to load a first priority storage tank This test can take several minutes as the collector array must heat up suf ficiently On the basis of this heating process the controller predicts whether it is possible to load a first priority storage tank in a foreseeable period of time When storage priority is deactivated the controller begins if possible to load the coldest storage tank and loads it until its temperature exceeds that of the other storage tanks Loading then switches to the other stor age tank Thus the storage tanks are heated equally in an alternating manner Accessing storage priority gt SET press button for approx 2 sec gt AV select the menu item Storage priority Activating deactivating storage priority gt SET press button gt The display for activating on or deactivating off storage prior ity appears gt SET press button for approx 2 sec gt Storage priority is activated or deactivated Specifying storage priority if storage priority is acti vated gt V press button gt The display for setting the storage priority appears gt SET press button gt The storage priority flashes gt AV set the storage priority Display 5 2 gt SET press button to conf
130. ture control is to be used as the loading strategy Solar circuit pump R3 operates according to the switch on and switch off temperature difference parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout he ac PAR R3 IPAAALC Did ie aci K y A EN System 34 1 collector array 2 storage tanks 1 swimming pool in stand alone operation with external heat exchanger intelligent valve control Description of the solar function when the switch on temperature difference between the collector array A1 T1 and one of the two stor age tanks B1 B2 T2 T3 or the swimming pool C1 T4 is exceeded the solar circuit pump R1 is switched on and the switching valves R2 R3 are set to the correct position depending on the storage tank swimming pool to be loaded Either storage tank B1 storage tank B2 or the swim ming pool C1 is loaded according to the priority control chapter 7 5 Storage tank priority until either the relevant switch off temperature difference between the collector array A1 T1 and storage tanks B1 B2 T2 T3 swimming pool C1 T4 is reached or a safety limit is reached The swimming pool pump is controlled externally NOTE When no voltage is on the system switching valve R2 must be set to stor age tank B1 and switching valve R3 must be set to storage tank B2 Display 2 6 2 Loadin
131. ty control chapter 7 5 Storage tank priority until either the relevant switch off temperature differ ence between the collector array A1 T1 and storage tanks B1 B2 T2 T3 is reached or a safety limit is reached NOTE When no voltage is on the system the switching valve R2 must be set to storage tank B1 Loading strategy of solar circuit pump R1 in the factory tempera ture differential control is chosen as the loading strategy for the storage tanks B1 B2 It can be adjusted or changed to target temperature con trol using the Parameters menu chapter 7 4 Parameters Activating the system see chapter 7 2 Selecting a system Terminal layout A1 collector array B1 storage tank 1 B2 storage tank 2 D1 wire bridge R1 solar circuit pump R2 switching valve T1 collector sensor T2 sensor at bottom of storage tank 1 T3 sensor at bottom of storage tank 2 Display 2 2 4 Al B1 B2 D1 R1 R2 R3 We T2 T w T4 TS collector array storage tank 1 storage tank 2 wire bridge solar circuit pump 1 switching valve heating return increase switching valve collector sensor sensor at bottom of storage tank 1 sensor at bottom of storage tank 2 heating return increase storage tank sensor heating return sensor 4 System 15 1 collector array 2 st
132. ure dif ference occurs When the switch on temperature difference is reached for both collector arrays A1 A2 T1 T2 then both pumps R1 R2 are switched on When the switch off temperature difference between the collector array A1 A2 T1 T2 and the swimming pool C1 T3 or a safety limit is reached the solar circuit pumps R1 R2 are switched off again The swimming pool pump R3 is switched on as soon as the switch on temperature difference between the external heat exchanger F1 T4 and the swimming pool C1 T3 is reached When the switch off temperature difference between the external heat exchanger F1 T4 and the swim ming pool C1 T3 or a safety limit is reached the swimming pool pump R3 switches off Loading strategy of solar circuit pumps R1 and R2 in the factory the loading strategies of solar circuit pumps R1 and R2 are set to tempera ture differential control These cannot be altered Loading strategy of swimming pool pump R3 it is not possible to select whether temperature differential control or target temperature control is to be used as the loading strategy Swimming pool pump R3 operates according to the switch on and switch off temperature differ ence parameter values Activating the system see chapter 7 2 Selecting a system Terminal layout System 28 2 collector arrays east west roof gt 1 swimming pool in stand alone operation with external heat ex
133. ut Direct Sensor output 6 727 775 08 10 3 About this manual 3 1 Applicability This manual describes the installation commissioning operation maintenance and dismantling of the temperature differential controller for solar thermal energy systems When installing the remaining compo nents e g solar collectors pump assemblies storage units pumps and switching valves be sure to observe the appropriate installation instructions provided by each manufacturer 3 2 Users Installation commissioning maintenance and dismantling of the controller may only be performed by trained professional personnel Before commissioning the controller must be professionally assembled and installed by professional personnel in accordance with the applicable regional and transregional regulations as well as the safety instructions and general instructions within these installation and operating instruc tions The professional personnel must be familiar with these operating instructions The controller is maintenance free Use the controller only after first thoroughly reading and understanding these operating instructions and the safety instructions Adhere to all safety instructions and consult professional personnel in the event of any ambiguities This device is not intended for persons or children with physical sensory or mental disabilities or who have inadequate experience and knowledge unless they are instructed in the use of th

Installation and operating instructions EN

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