Operating Manual of Wireless Controller SR528Q for Split
Contents
1. A amp A A A A A CMN BYPA Submenu REC C F Submenu Through submenu user can set the parameter as desired value please check it carefully Operation manual of SR528 wireless controller 4 3 Menu description Code Code Code Code description Main menu Submenu Submenu DT DTO Switch On Switch on temperature difference difference F ie off temperature difference TEMP Temperaturemenu menu R i maximum switch ere temperature of EMOF collector The maximum switch on temperature of EMON collector The maximum temperature of collector Collector cooling function Low temperature protection of collector Frost protection temperature of collector Maximum temperature of tank Operation manual of SR528 wireless controller 4 4 System description Note storage temperature sensor T3 is an optional sensor if this sensor is not installed on the upper part of the storage controller will adopt the temperature signal from sensor T2 installed on the bottom part of storage to control back up heater or circuit pump 1 collector array 1tank 1 circuit pump back up heater System description Controller compares the temperature between collector T1 and storage T2 bottom part if the temperature difference DT rises up to the preset switch on AT1 or is over it circuit pump P1 is triggered and then storage is heated until DT drops to the switch off DT or when the storage temperatu2. Following submenu can be access though TEMP main menu Tem Adjustable Factor Function adie Function of temperature Code range yset exit tem Maximum switch off eee 200 i 130 C temperature of collector Maximum switch on 60 C OFF 3 r 120 C temperature of collector C Maximum limited temperature of collector collector cooling 60 C 190 C 110 C 107 C function Low temperature protection of P P 0 C 90 C collector Frost protection temperature of j j 10 C 10 C collector a Maximum temperature of tank 2 C 95 C Cooling temperature of tank temperature of tank pe a Wisin heat neroian between Celsius and oc Fahrenheit 6 4 1 EMOF Maximum switch off temperature of collector for collector emergency close function Function description When collector temperature rises up to this maximum switch off temperature EM collector emergency function is activated solar circulation pump is stopped in order to avoid the damage of system s other components caused by high temperature The adjustable range of EMOF temperature is ON 3 C 200 C factory set is 130 C If the temperature of oO Operation manual of SR528 wireless controller collector rises up to EMOF limited temperature solar circuit pump is ceased but when collector temperature drops to the collector maximum switch on temperature EMON factory setis 120 C solar circuit pump will be recovery and collector emergency close function
3. gt Press Set button figure 03 MIN blinks gt Press A YV button to adjust pump running time gt Press Esc button to exit submenu gt Press A button tC 1F 07 00 shows on the screen now the stop time of the first eye Operation manual of SR528 wireless controller time section can be set gt Press Set button hour 07 blinks gt Press A W button to adjust hour gt Press Set button minute 00 blinks gt Press A W button to adjust minute gt Press Set button figure 15 MIN blinks gt Press A W button to adjust pump interval time gt Press Esc to exit this submenu or wait for 20 seconds to exit automatically value of the parameter is saved automatically gt Press A button tC 20 11 00 shows on the screen now the start time of the second time section can be set gt Press Set button hour 11 blinks gt Press A W button to adjust hour gt Press Set button minute 00 blinks gt Press A W button to adjust minute gt Press Set button figure 03 MIN blinks gt Press A VY button to adjust pump running time gt Press Esc button to exit submenu gt Press A button tC 2F 13 00 shows on the screen now the stop time of the second time section can be set gt Press Set button hour 13 blinks gt Press A
4. blinks on the screen gt Press A W button to adjust minute of time gt Repress Set button temperature 55 C blinks on the screen gt Press A VW button to set the switch off temperature of heating gt Then press Esc to exit this submenu value of the parameters are saved automatically gt Press Heating button to enter the timing setup interface tH 30 17 00 shows on the screen access the submenu of the switch on time and temperature for the third schedule of heating function 19 Operation manual of SR528 wireless controller gt Press Set button hour 17 blinks on the screen the switch on time and temperature for the third schedule of heating function can be set gt Press A V button to adjust hour of time gt Repress Set button again minute 00 blinks on the screen gt Press A YW button to adjust minute of time gt Repress Set button temperature 50 C blinks on the screen gt Press A VW button to set the switch on temperature of heating gt Then press Esc to exit this submenu gt Press Heating button tH 3F 22 00 shows on the screen access the submenu of the switch off time and temperature for the third schedule of heating function gt Press Set button again hour 22 blinks on the screen gt Press A V button to adjust hour of time gt Repress
5. function after function activated factory set is REC ON gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically tk REC sign displays on the screen it indicates that this function is activated lt 3 Operation manual of SR528 wireless controller 6 4 8 C_F Switch between Celsius and Fahrenheit Setup steps To access main menu TEMP then select submenu C_F C_F C shows on the screen gt Press Set button displayed parameter blinks on the screen g L gt Press A button to select Celsius or Fahrenheit 5 C temperature unit default set is C gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically 6 5 FUN Auxiliary functions The auxiliary functions of this controller can be set under menu FUN it is possible to activate several auxiliary functions at the same time Note Sometimes the selected function needs controller to have an extra input to connect a temperature sensor or an extra output to control a pump or electromagnetic valve Under main menu FUN some submenu functions maybe deactivated so the displayed contents for below mentioned submenu functions maybe different For example If you deactivate thermal energy measuring function OHQM then FMAX MEDT MED submenu will not be displayed only when you activate OHQM functio
6. A V button and CIRC ON shows on the screen then to activate this function Pm Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically 6 5 3 COOL Tank cooling function Description Tank cooling function is independent from solar system it is used to transfer the extra thermal energy from tank to other heat release device and as a result tank temperature can be kept at a constant value So for this function an extra pump should be installed in 293A Operation manual of SR528 wireless controller the system and it is controlled by output R1 For example We set the temperature of 80 C is the condition to run the cooling function then when tank temperature T3 rises up to 80 C cooling function is activated automatically pump R1 starts to work when tank temperature drops to 77 C the pump P1 is stopped Setup steps To access submenu COOL COOL displays on the ETEN AE screen gt Press Set button parameter blinks on the F screen default set is OFF gt Repress Set button to activate or deactivate this function after function activated COOL 80 C displays on the screen and 80 C blinks gt Press A V button to adjust temperature adjustable range 5 C 95 C gt Press Esc button to exit the menu or wait for Example only for reference 20 seconds to exit auto
7. Press Esc button to exit the submenu gt Repress Esc button to exit the main menu 6 3 Temperature difference for solar circuit pump DT O DT F Description Solar circuit pump P1 is triggered by the temperature difference function so long as the temperature difference between collector and storage reaches the switch on DT solar circuit pump is triggered When the temperature difference between collector and storage drops to the switch off DT then solar pump is ceased For example the switch on DT is 8 C switch off DT is 4 C if the temperature on the bottom part of storage is 20 C then just when collector temperature rises up to 28 C pump is triggered and when collector temperature drops to 24 C pump is ceased Note the switch on off DT of 8 C and 4 C are standard system setting according to many years experience only in special application cases it may be changed e g far distance heat transferring normally we recommend using default set Switch on and switch off DT are alternating set To avoid mistake the minimum difference between two temperature differences ATon AToff is set as 2 C Setup switch on temperature difference DT O Under standby following steps description in paragraph 6 1 to access main menu DT O gt Press Set button to access settings program of main menu DT O DT O 08 C shows on the screen 08 C blinks the switch on temperature difference can be
8. Set button again minute 00 blinks on the screen gt Press A W button to adjust minute of time gt Repress Set button temperature 55 C blinks on the screen gt Press A VW buiton to set the switch off temperature of heating gt Then press Esc to exit this submenu or wait for 20 seconds to exit automatically value of the parameters are saved automatically Note when no gas or oil boiler is connected to solar system electrical heater can be installed as back up device when electrical heater is in operation status GY sign blinks on the screen If customer uses electrical heater as back up please according to the power of electrical heater to equip corresponding safety devices like contactor and breaker with this controller we strongly recommend equipping with SR802 device with this controller SR802 detailed technical data see paragraph spare parts 5 2 Energy save mode Description At the time that user doesn t need electrical heater e g in Summer if you trigger on this function then timing heating function is overridden but manual heating is effective 90 Operation manual of SR528 wireless controller continuously by this way you can save electricity gt Press Power Save button energy save sign shows on the screen Energy save function is activated gt Press Power Save button again to deactivate this function 5 3 Temperature time se
9. 6 4 3 CMX Maximum limited temperature of collector collector cooling function 29 6 4 4 CMN Low temperature protection of collector ssesesessssesssesesssesserssessssresseressees 30 6 4 5 CFR frost protection temperature of collector essssssessssessssesssesserssesessersseressees 30 6 4 6 SMX Maximum temperature Of tank ccccccsscceseceeseccseeeeseeessecessesessecesseeeeeeens 31 6 4 7 REC Cooling temperature Of tank ccc ecccccsseceseceeseccssceesseccsseeeesecesseeesseeeeeeens 32 6 4 8 C_F Switch between Celsius and Fahrenheit cc ccccscescessecesscesseesseeees 33 CO CIN Auxiliary TUNCUONS esise sener n SA SEE E ao 33 6 5 1 DVWG Anti legionnaires function isssaccscacchassvcesersaenvaneveanerecsanrcoasgecaseounertaeaviarsadsinersees 34 6 5 2 CIRC DHW circulation pump on off sescranscecaonesevvneesvorconsneaesbeeauateneenanesvenstnsenintaestaeansiys 34 059 COOL Tank cooling TUNC ION ereis EED 34 6 5 4BYPR Bypass function high temperature ccc ececceseesecesecesseeesecesseeeseeens 35 6 6 COMM Communication function MenU csccccnssiscraiasdeteseetesansebaaerinsstaetonceiedestdesneseineneaiss 36 ao TID PUNO SS ea E E E E A N 36 6 6 2 MAC Network address s racsivanccassaretmanagernieg atnsedeeniadsoegoetvancacsneiaannersaectantsuaniatnonsaaeosaioaes 37 6 6 3 FREQ Communication frequency ica cccascexctsetvzonssessouseenanedeanecuseileasahsnsae ossunatesestaatecstenias 37 6 64 Fl IAN mensi seereis RRE E A RE AI 37 6
10. existed e g from heavy current cables overhead train cables transformer substations radio and television devices amateur radio stations microwave devices etc then the cables to the sensors must be adequately shielded gt Sensor cables may be extended to a maximum length of ca 100 meter when cable s 2 length is up to 50m and then 0 75mm cable should be used When cable s length is up 2 to 100m and then 1 5mm cable should be used Outputs Output P1 Electromagnetic relay for DHW circulation pump Max Switching current 3 5A P2 output port normal status is open Output P2 Electromagnetic relay for DHW circulation pump Max Switching current 3 5A P2 output port normal status is open Output R1 Electromagnetic relay for circulation pump or valve Max Switching current 3 5A R1 output port normal status is open Output H1 Electromagnetic relay for back up electrical heater Max Switching current 10A H1 output port normal status is open Operation manual of SR528 wireless controller 3 Wireless connection Before power switched on connect the sensor on the input ports connect pump or valve on the output ports Power switched on first of all to match the code between controller and display then to set up time password and relevant parameters of system Note the display is powered on but before it is matched with controller E1 shows on the screen it means data is not synchronized a
11. gt Press Set button HND4 on displays on the screen H1 output is switched on gt Repress Set again HND4 off displays H1 output is switched off gt Press Esc to exit setup H1 Note when manual mode is activated d sign displays on the screen after 15 minutes all outputs are switched off automatically controller exits manual mode 32 Operation manual of SR528 wireless controller 6 8 PASS Password set Setup steps To access main menu PASS gt Press Set button PWDC 0000 appears the left figure blinks ask for entering current password factory set is O000 gt Press A VW button to enter the first figure gt Repress Set button the second figure blinks gt Press A VW button to enter the second figure gt Repress Set button the third figure blinks gt Press A V button to enter the third figure gt Repress Set button the fourth figure blinks gt Press A V button to enter the fourth figure gt Press Set button PWDN 0000 shows on the screen ask for entering a new password doing like above to enter the new password gt Press Set button PWDG 0000 shows on the screen ask for reentering the new password doing like above to reenter the new password PWOK shows on the screen to indicate reentering password successfully gt Press Esc button to exit set program or wait for
12. just some examples and they apply only to our own system Incorrect incomplete and erroneous information and the resulting damage we do not take responsibility 1 5 Description of symbols A indicate measures which can lead to personal injury and safety risks Safety instruction The safety instructions in the manual are marked with a warning triangle They Operation steps small triangle is used to indicate operation step Notes Contains important information about operation or function 1 6 Operation button Operation manual of SR528 wireless controller Button function description ON OFF Controller switch on off Manually control DHW pump Clock Time setting tre ssng eo Parana amar ast S sonar aatst ee a Exit Power Save Power save mode starting button Operation manual of SR528 wireless controller 2 Installation of controller Controller can be only installed indoors not installed in a dangerous and moist place and far away from the electromagnetic field 2 1 Display installation gt Determine the mounting site of display gt Mount the base board on an 86 type wire connection box gt Hang the display on the base board and rivet it with screw gt Put the cover on the display Demount the cover of display gt Unclench the bottom fix hook of display with a flat screw driver gt Upwards unclench the cover with another flat screw driver Operation manua
13. main menu TEMP then select submenu CFR CFR shows on the screen default set is off gt Press Set button default off blinks gt Repress Set button to activate or deactivate this function gt Press A W button to adjust the temperature of frost protection function adjustable rangeis 10 C 10 C after function is activated default set is 4 C gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically a CFR sign shows on the screen it indicates that this function is activated Note this function is only available in special solar system which using un anti freezing liquid this kind of system is only suitable in area where the ambient temperature is near to 0 C only for a few days If safety requirement is very high then anti freezing liquid is necessary we suggest using suitable anti freezing liquid to avoid frost problem 6 4 6 SMX Maximum temperature of tank Description When the DT between collector T1 and tank T2 caters the switch on DT of circulation solar pump is triggered but in order to avoid the high temperature inside tank controller will check whether the temperature T3 of the top part of tank is higher than the maximum temperature of tank when T3 is higher than the preset maximum tank temperature SMX solar pump is ceased even at the case that DI caters condition When tank temperature drops and
14. set 25 Operation manual of SR528 wireless controller gt Press A VY button to adjust the value of switch on DT O adjustable range OFF 2 C 20 C factory setting is 8 C gt Press Esc button to exit this setting parameter is saved automatically Setup switch off temperature difference DT F Under standby following steps description in paragraph 6 1 to access main menu DT F gt Press Set button to access settings program of main menu DT F DT F 04 C shows on the screen 04 C blinks and the switch off temperature difference can be set gt Press A VW button to adjust the value of switch off DT F adjustable range 0 C ON 2 C factory setting is 4 C gt Press Esc button to exit this setting parameter is saved automatically Press Esc to exit menu or wait for 20 seconds to exit automatically the setup parameters are saved automatically AG Operation manual of SR528 wireless controller 6 4 TEMP Temperature main menu For solar system the factory set parameters are for the best operation condition which is fully integrated into the entire solar system But these parameters can also be set individually to cater the special requirements please carefully observe the operation data of system components after setting Note Parameters that can be set rely on the system design it means not all the parameters is suitable for all solar systems
15. starts at 4 00 and ends at 5 00 am Within this time section default switch on temperature is 40 C default switch off temperature is 45 C The second schedule starts at 10 00 and ends also at 10 00 am it means no back up heating in this time The third schedule back up heating function starts at 17 00 and ends at 22 00 pm Within this time section default switch on temperature is 50 C default switch off temperature is 55 C The switch on temperature adjustable range 10 C OFF 2 C The switch off temperature adjustable range ON 2 C 80 C If you want to shut off one timing heating then you can set the turning on time and turning off time with a same value for example the second time section without this function then you can set turning on off time is 10 00 10 00 When time is outside of the preset schedule back up heating doesn t work automatically Operation manual of SR528 wireless controller even when the tank temperature drops to the switch on temperature of heating Note e When there is no sensor installed in the top part of tank no T3 sensor controller will take the signal of T2 sensor in bottom of tank automatically to control this function e The time in this controller is 24 hours mode when you set schedule the switch off time of heating should be larger than switch on time For example if you set the switch on time of heating is at 17 00 but switch off time of heating is 6 00 then thi
16. 20 seconds to exit automatically A password to factory set then you can reedit a password like above descript steps doing like Warning If the password is forgot it is not possible to recover but you can recover the following to recover to factory set gt Open the cover of display s button panel gt Press ON OFF and hold it down and press Reset Buzzer makes du 3 times then release ON OFF button Controller recovers to factory set factory set possword is 0000 a new password can be reset now 6 9 LOAD Recovery to factory set Setup steps To access main menu LOAD gt Press Set button YES displays on the screen 39 Operation manual of SR528 wireless controller gt Hold down Set button buzzer makes du 3 times then release Set button and wait for display recovery to initial interface that means controller recovers to factory set new paramters can be reset now gt Press Esc button to exit set program or wait for 20 seconds to exit automatically 6 10 ON OFF Controller switch on off button Under standby status gt Press ON OFF button for 2 seconds controller enters close status OFF displays on the screen and left LED indicator light blinks 1 time every 2 seconds gt Press ON OFF button Controller recovers to open status 6 11 Holiday function Description This function ac
17. 7 AND Manual CONO l ete ces ater seeseetes dette unnn a eann Raiet 37 6 6 PAS9 PassWord Sel rinrin E O A NE 39 6 9 LOAD Recovery to factory Set oenonnnnnsnnesnnesensssesseeseressessesssesseesseesnresnesseessesssesseese 39 6 10 ON OFF Controller switch on off button s nssennessenessnessssesssssssseressssessssessseressses 40 Bll ONC TANC 1G A enea E A AAE EA E AEE EAE A 40 6 12 Manual HAS AUN eiren E E E S 41 6 13 Temperature guery TUCO s105 s0 ca0sepsciseasdeanientansedateseetesansedaaenintstaatonceiodensaedneseineneancads 41 7 Protection PUIG TOM sisri anane aane aN ea A EEEN E RAEE AA RT EEEE rin E 42 1 1 Memofy DFOLECUON casccsccancssccesgutseccsesdanstansencdssseteapanataenadesdaesapasendded besbipiwatecnidediesisauuGeccies 42 7 2 Screen protection yes sicenanstncuaiageatedaanaveatsnatuiaseesaeneiasncsasaecs an hanntevnescqaesedehanpeauncunentanmeuncatencas 42 9 WY UMS SNOOUNO tees caer eed niae En ede E bated E ET E A E EE ae 43 8 1 Trouble 1 SC OI senenin innen EN NEEE EEEE AEN Er N 43 0 2 VOSS CCI MAG oee erine E ETEA E E esanenrees 44 9 Qu lity Guarantee suoiscisisssscscerrieiidei iinis nisor idia idinadaan 45 10 Technical specification sirieseticcassinveseucicsertecdaxcainsyaeteavendusssteasudedosas duseuube tees wsdnsstancntetiaieadscecsnns 46 e LS A IS oars cose ges ccc asuaisstrseactevnsceaains E E E AR 47 12 Device matched TO this controller sicsc siccstaceesndesdervoneveseeversviueunniiesnesseeoranremiledee
18. IRC No a communication Communication between Code match again error controller and display Data synchronize error Display and controller is not synchronized Distance to the controller may be too far Press display reset button to recover again Remount the display ina Suitable place Operation manual of SR528 wireless controller 8 2 Trouble checking The controller is a qualified product which is conceived for years of continuous trouble free operation If a problem occurs the most of causes is from the peripheral components but no relation with controller itself The following description of some well known problems should help the installer and operator to isolate the problem so that the system can be put into operation as quickly as possible and to avoid unnecessary costs Of course not all possible problems can be listed here However most of the normal problems encountered with the controller can be found in the list below only return the controller to seller when you are absolutely sure that none of the problems listed below is responsible for the fault Symptoms Secondary symptoms Controller does Controller power Check the not appear any supply is interrupted or controller power functions at all program is out of work cable and fuse The solar pump doesn t operate despite the fact that switch on conditions are satisfied Display shows nothing no display illumination The p
19. Installation and Operating Manual For Split Pressurized Hot Water System Wireless Controller SR528 Convenient Inteligent Safety A Read the instruction carefully please operation Operation manual of SR528 wireless controller Contents 1 Sate I OMIM AUIOM sarsie arnie AE E A E ncutaveiurauins 3 1 1 Installation and COmmMisSsioniNg wistoarcascorcesascagataanntevavdecuaaeeesdesnssnietaenndesnsvonaumckanuemedsans 3 T2 ADOUNC MANUA inei e EEN E E S 3 1 3 LiaB WANE OM ereraa nro A EEE A ETET AA 3 TA IMPONA ren K oaser a EE EET 4 Te Description Or SV ONS seese e aa e Eaa aa Sa 4 a ois of ce DUNO sarsies ienna na E NT E E EEEE eo nee 4 2 instalation of controller sessirisnenessiesenn n E EE 6 2 1 Display TNS CAN AU ON eeren EE EEEE E EEE E S 6 2 2 C troller AS Te IO IM asecciesisssauniiveeairsuepsanesaiuoties ostvncesindd aan ow ecsneeresuratesabeq panidegnmesaniewssesatioseaes 7 2 3 Preparation before wire connection essessesssssesssesssessersssressesssressressresseesseesseeesseesss 7 2A WE CONOCIO M eascann eiii iai adinari aiiin raai 7 2 9 WIE COMMIS CO M aisennisetsniiaaicu aara aeaiiai a aaa iaa adai aaria ea 8 3 Wireless COMIC CU OF Meteasiscsisa ese siceurceedassscncennenctutstsupiensiyataducesnnsnacencssivauascguepso dedesededesaesecststues 10 3 1 Code match between controller and display ccccccccceseceseeeesecesseeeeeeesseeeeeeens 10 3 2 Application of wireless controller eee eccccsscesse
20. W button to adjust hour gt Press Set button minute 00 blinks gt Press A W button to adjust minute gt Press Set button figure 15 MIN blinks gt Press A VW button to adjust pump interval time gt Press Esc to exit this submenu or wait for 20 seconds to exit automatically value of the parameter is saved automatically gt Press A button tC 30 17 00 shows on the screen now the start time of the third time section can be set gt Press Set button hour 17 blinks gt Press A W button to adjust hour ere Operation manual of SR528 wireless controller gt Press Set button minute 00 blinks gt Press A W button to adjust minute gt Press Set button figure 03 MIN blinks gt Press A YV button to adjust pump running time gt Press Esc button to exit submenu gt Press A button tC 3F 22 00 shows on the screen now the stop time of the third time section can be set gt Press Set button hour 22 blinks gt Press A W button to adjust hour gt Press Set button minute 00 blinks gt Press A W button to adjust minute gt Press Set button figure 15 MIN blinks gt Press A VY button to adjust pump interval time gt Press Esc to exit this submenu or wait for 20 seconds to exit automatically value of the par
21. YPR use same output R1 so only one COOL or BYPR available at the same time 6 6 COMM Communication function menu Note 1 The MAC FREQ of displays which are matched with this controller should all be same 2 ID MAC and RSSI are not adjustable in this controller these submenu are used only for checking the value used in this controller 6 6 1 ID Address Select COMM communication menu COMM shows on the screen gt Press Set button to check ID address of this 236 Operation manual of SR528 wireless controller display ID 01 shows on the screen 6 6 2 MAC Network address Select MAC network address submenu MAC 685 shows on the screen 6 6 3 FREQ Communication frequency Select FREQ submenu FREQ 433 shows on the screen gt Press Set button parameter 433 blinks on the screen factory set is 433 Adjustable frequency is 431 435 MHz gt Press A V button to adjust parameter gt Press Esc button to confirm the parameter you set gt Press A 2 times SAVE blinks on the screen gt Press Set button WAIT shows on the screen waiting for 10 seconds SAVE blinks and system recover to normal operation status in 20 seconds automatically then new communication frequency is successful if after setting the new frequency and WAIT displays on the screen but matching wit
22. ameter is saved automatically 6 Functions operation and parameters setup engineer grade 6 1 Access main menu Under standby do like following steps to access main menu gt Press Set button PWD 0000 appears on the screen the left first figure blinks to ask for entering password factory default set password is 0000 press SET five times to enter menu directly If you have set password then enter password like below steps gt Press A YW button to enter first figure of password gt Repress Set button the second figure blinks gt Repress A VW button to enter second figure of password gt Repeat press Set button the third figure blinks gt Repress A VW button to enter third figure of password gt Repeat press Set button the forth figure blinks gt Repress A VW button to enter forth figure of password gt Repress Set button to access the main menu gt Press A VW button select any menu you wanted OA Operation manual of SR528 wireless controller gt Press Esc button you can exit main menu 6 2 Access submenu After access main menu and select a menu gt Press Set button to access the submenu option gt Press A YW button roll the submenu and select GM N one Z ric til gt Press Set button to access the submenu setting gt Press A VW button to adjust the parameter gt
23. cessecesseeesescesscesseceesscessecsesscesseeeeeeens 12 4 DeDUJOINO sirrinin i E E E rT diodes saws T 13 4 1 Time week setup 20 0 ccc ecccccscsescccsscecssecsssecesseesssecesseeeesecessscesseesescesseceseecesseceseeeeeeeesees 13 4 2 Menu SUCIU sereins ve E EE ETE E 14 4 3 Menu OS SEM DOI Meese eatesyasissetcnseicionsivetanaactuianesesGanavagesessetantuieesmncen uasees parsers ca eeaucern ans 15 4 4A System CSS OU IOTOM serrnrena EAE 16 5 Functions operation and parameters setup user grade cece ceecceeseeeeteeeeeseeeeees 17 A TANO AEAU ee E E E E 17 5 2 Energy AV SO ace cetera sea tncenentcatietesasaseensececnctedexeudentunisnscoabcueeseoetaatapsasunactacteuceonceeioes 20 5 3 Temperature time setting for DHW circulation PUMP ccc eee ecessceeseceseeeeseens 21 6 Functions operation and parameters setup engineer grade ccccesseccesseeeneees 24 Bel PAC OSS MEY TVS ea E EA AA 24 0 2 FCO SSS SUBMENU se dates pce vay ero evn E TEE TEE EI EET E 25 6 3 Temperature difference for solar circuit pump DT O DT F oes 25 6 4 TEMP Temperature main M NU ccecccestcesscecsstscssscsssecesesesesecsseesssseesseeeseneesenesss 27 6 4 1 EMOF Maximum switch off temperature of collector for collector emergency BIOS TUMCHIOR EE EEE E A A EEA EE E E S 27 6 4 2 EMON Maximum switch on temperature of collector for collector emergency Operation manual of SR528 wireless controller CIOS EI E a E EE EAA EE OE AE E 28
24. collector emergency close function blinks on the screen it indicates the function is also activated but temperature of tank doesn t reach to its _28 Operation manual of SR528 wireless controller maximum limited temperature 6 4 3 CMX Maximum limited temperature of collector collector cooling function Function description If hot water in tank isn t used for long time then the capacity that solar system absorbs solar irradiation reduces when tank temperature rises to its preset maximal temperature solar circuit pump is ceased compulsively even the temperature difference is satisfied then when more solar irradiation shines in as a result collector temperature will rise continuously temperature of collector maybe rise up to the evaporated temperature of heat fluid this phenomenon names collector overheat it should be avoided Through set the Maximum limited collector temperature collector cooling function it can delay the vaporization of the heat transfer fluid Shortly before reaching the maximum temperature of the collector the solar pump starts working to cool down the heat transfer fluid using the heat losses occurring in pipelines and storage cylinder When collector temperature rises up to its maximal temperature solar pump will be triggered again even at the case that tank temperature is already to its maximal temperature And solar pump works until the temperature of collector drops because of this reversed circ
25. f the power and conform to the instructions of local power supply Terminal layout Output ports Input ports Power connection ports Input Ports is for power connection connect L N wire correctly IS ground port FUSE 2A 250V KO Code match button of controller Temperature sensor inputs Input T1 For PT 1000 temperature sensor used to measure the temperature of Operation manual of SR528 wireless controller collector Input T2 T4 For NTC10K B 3950 temperature sensor used to measure the temperature of tank or pipe e Advice regarding the installation of temperature sensors gt Only original factory enclosed Pt1000 temperature sensors are approved for use with the collector it is equipped with 1 5meter silicon cable and suitable for all weather conditions the temperature sensor and cable are temperature resistant up to 280 C not necessary to distinguish the positive and negative polarity of the sensor connection gt Only original factory enclosed NTC10K B 3950 temperature sensors are approved for use with tank and pipe it is equipped with 3 0meter PVC cable and they are temperature resistant up to 105 C not necessary to distinguish the positive and negative polarity of the sensor connection gt All sensor cables carry low voltage and to avoid inductive effects must not be laid close to 230 volt or 400 volt cables minimum separation of 100mm gt If external inductive effects are
26. fter successful code matching controller just enters a orderly operation status 3 1 Code match between controller and display gt Open the connection terminal of controller switch on the power of controller and display gt Press KO button on the right side of controller terminal for three seconds until the LED indicator light on the right side of controller blinks 1 second 1 blink gt then release KO button wait for match of display Note When there is only a display in the system then set the code ID01 for this display When there are several displays in the system then set the start code ID01 for the first display the code of every display should be different and not repeated gt Press Match button of display 1 for 3 seconds ID 01 blinks on the screen gt Press A V button adjust the address of display adjustable range is 01 08 maximum 8 displays can be matched with this controller Code of the first display must be set as ID 01 the second display must be set as ID 02 set like this one by one Operation manual of SR528 wireless controller gt Press Match button on the display SAVE shows on the screen gt Press Match button on the display WAIT shows on the screen waiting for the connection between controller and display it indicates OK when success of code match after 6 seconds the display A automatica
27. h controller is unsuccessful then error code ERR shows on the screen you need to revise the communication frequency 6 6 4 RSSI Signal intensity Select RSSI signal intensity submenu RSSI 31 shows on the screen 6 7 HND Manual control When using this controller first time or when debugging this controller outputs of this controller P1 P2 R1 H1 can be triggered manually with On OFF control eya Operation manual of SR528 wireless controller Setup steps To access main menu HND gt Press Set button HND1 off displays on the screen P1 output manually set gt Repress Set button HND1 on displays on the screen P1 output is switched on gt Repress Set again HND1 off displays P1 output is switched off gt Press Esc to exit setup P1 gt Press A button HND2 off displays on the screen P2 output manually set gt Press Set button HND2 on displays on the screen P2 output is switched on gt Repress Set again HND2 off displays P2 output is switched off gt Press Esc to exit setup P2 gt Press A button HND3 off displays on the screen R1 output manually set gt Press Set button HND3 on displays on the screen R1 output is switched on gt Repress Set again HND3 off displays R1output is switched off gt Press Esc to exit setup R1
28. hin a time section default condition pump P2 runs when T4 drops to 40 C pump P2 is stopped when T4 rises up to 45 C Startup condition of DHW temperature control when tank temperature T3 is 1 C higher than the switch off temperature of DHW circuit pump DHW pump can be triggered Default time section e The first time section start at 05 00 stop at 07 00 e The second time section start at 11 00 stop at 13 00 e The third time section start at 17 00 stop at 22 00 e f it is needed to close one time section just set the start time and stop time ata same value e g 10 00 start 10 00 stop Note 1 Temperature control mode is prior to time control mode 2 When pipe temperature sensor T4 is installed the controller is automatically stop time control mode and transfer to the temperature control mode 3 If install T4 sensor in order to avoid measuring error please be sure to install it at place minimum 1 5 meter far away to tank Setup steps time control mode Note time setting steps for time and temperature mode is same like here described steps gt Press DHW button to access DHW time setting tC 10 05 00 shows on the screen now the start time of the first time section can be set gt Press Set button hour 05 blinks gt Press A VY button to adjust hour Ta H lon gt Press Set button minute 00 blinks F me roe ee i tet gt Press A VY button to adjust minute
29. is 2 C below the SMX temperature solar pump restarts when DT caters condition Ees Operation manual of SR528 wireless controller Setup steps To access main menu TEMP then select submenu SMX SMX 60 C shows on the screen gt Press Set button parameter 60 C blinks gt Press A W button to adjust the value of maximum temperature of tank adjustable range is 2 C 95 C default set is 60 C gt Repress Set button to activate and deactivate this function if function deactivated SMX displays on the screen gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically xe SMX sign shows on the screen it indicates that this function is activated 6 4 7 REC Cooling temperature of tank Description If storage temperature rises up to its maximum temperature and at the same time collector temperature is 5 C lower than storage temperature then solar pump can be triggered through this reversed circulation storage temperature is reduced by heat loss occurs in collector solar pump keeps in working until storage temperature drops below its maximum temperature Setup steps To access main menu TEMP then select submenu REC REC OFF shows on the screen default set is off gt Press Set button parameter OFF blinks on screen gt Repress Set button to activate or deactivate this
30. is deactivated Setup steps To access main menu TEMP then select submenu EMOF EMOF 130 C shows on the screen gt Press Set button parameter 130 C blinks gt Press A W button to adjust this maximum s switch off temperature adjust range ON 3 C 200 C factory set is 130 C gt Repress Set button to activate and deactivate this function if deactivate the function EMOF shows on the screen gt Press Esc button to exit menu or wait for 20 seconds to exit automatically set parameters are saved automatically 6 4 2 EMON Maximum switch on temperature of collector for collector emergency close function Setup steps To access main menu TEMP then select submenu EMON EMON 120 C shows on the screen gt Press Set button parameter 120 C blinks gt Press A W button to adjust this maximum switch on temperature adjust range 60 C OF 3 C factory set is 120 C gt Repress Set button to activate and deactivate this function if deactivate the function EMON shows on the screen gt Press Esc button to exit menu or wait for 20 seconds to exit automatically set parameters are saved automatically 3 When these 2 signs of collector emergency close function blink on the screen it indicates the function is activated and tank temperature reaches up to its maximum limitation When only this sign of
31. ity responsibilities to end users within the period of quality responsibilities manufacturer will exclude the failure caused by production and material selection A correct installation will not lead to failure When a user takes incorrect handling way incorrect installation improper or crud handling wrong connection of sensor in system and incorrect operation the quality responsibility is invalid for them The quality warranty expires within 24 months after the date of purchasing the controller _45 Operation manual of SR528 wireless controller 10 Technical specification Size of controller 200mmx140mmx43mm AC100 240V 50 60Hz Measure scope of tank sensor O 110 C Pump can be controlled 3 pumps pump power lt 300W Electrical heater can be controlled 1 heater heater powers 1500W Collector 1 PT1000 lt 500 C Silicon cable lt 280 C Tank or pipe 3 NTC10K B 3950 lt 135 C PVC cable lt 105 C Signal inputs 3 outputs to control circuit pump or Signal outputs electromagnetic valve 1 output for control electrical heater 430 450MHz free to use without ISM admission certificate Emission power power lt 20dBm Lass distance in open field Up to 600 meter baud rate 4 8Kbps 9 6Kbps ie Ambient Ambient temperature 10 50 C Water Leilani grade IP40 Operation frequency 46 Operation manual of SR528 wireless controller 11 Package list PT1000 sensor 96 50mm cable leng
32. l must be familiar with this manual and follow the instructions contained herein 1 3 Liability waiver The manufacturer cannot monitor the compliance with these instructions or the circumstances and methods used for installation operation utilization and maintenance of this controller Improper installation can cause damages to material and person This is the reason why we do not take over responsibility and liability for losses damages or cost that might arise due to improper installation operation or wrong utilization and maintenance or that occurs in some connection with the aforementioned Moreover we do not take over liability for patent infringements or infringements occurring in connection with the use of this controller on third parties rights The manufacturer preserves the right to put changes to product technical date or installation and operation instructions without prior notice As Operation manual of SR528 wireless controller soon as it becomes evident that safe operation is no longer possible e g visible damage Please immediately take the device out of operation Note ensure that the device cannot be accidentally placed into operation 1 4 Important remark We have carefully checked the text and pictures of this manual and provided the best of our knowledge and ideas however inevitable errors maybe exist Please note that we cannot guarantee that this manual is given in the integrity of image and text they are
33. l of SR528 wireless controller 2 2 Controller installation protection Controller can only be installed in an area having an adequate level of Fix the base board of controller gt Determine the mounting site of controller gt Fix the base board on the wall with plastic expand screw gt Hang the controller on the base board 30mm 25mm 04mm i 2 3 Preparation before wire connection Open Close the wire terminal cover gt Loosen the screw upwards move the terminal cover and take off the cover gt Cover reset downwards the cover gt Fix it with screw on position No v 2 4 Wire collocation Switch on power only when cover of the controller is closed and installer should ensure the IP safety protection is not damaged during the installation process Depending on the type of installation the cables may enter the controller through the rear Operation manual of SR528 wireless controller hole of the case or the lower side hole of the case Cable enters from the rear hole Remove the plastic flaps from the rear side of the case using an appropriate tool Cable enters from the below hole Cut the left and right plastic flaps using an appropriate tool e g knife and break them out of the case Notes the flexible wire must be fastened on the case using the clamps provided 2 5 Wire connection A Before open the wire connection terminal please be sure to switch of
34. lly returns to the normal operation screen If WAIT shows on the screen always it indicates the un success of code match this display s installation place is not suitable distance to the controller may be too far remount the display in a suitable place When 2 or above 2 displays in the system gt Press the Match button of display 2 for 3 seconds ID 01 blinks on the screen gt Then press A V button to adjust the ID address of display adjustable range is 01 08 and set ID 02 for the second display gt Press Match button on the display SAVE shows on the screen save the above set gt Press Match button on the display WAIT shows on the screen waiting for the connection between controller and display display automatically returns to the normal operation screen in 6 seconds According to the configured displays quantity set the ID code and match the code for every display one by one and please note the ID code should not be repeated After success code match for all displays gt Press KO button for 3 seconds the indicator light on the right side of controller shines without blink continuously shine gt Then release KO button code match finishing controller enters the orderly communication status Note After the code match you can press A W button to check the current signal intensity RSSI if you encounter the problem like
35. matically parameters are saved automatically Note Both functions of COOL and BYPR use same output R1 so only one COOL or BYPR available at the same time 6 5 4BYPR Bypass function high temperature Description In the case that tank temperature rises up to its maximum temperature SMX and if the collector temperature T1 rises up to BYPR temperature then solar pump can be triggered at the same time electromagnetic T valve R1 is triggered also to release extra heat by radiator or pipe Collector temperature drops and when it is 10 C below the BYPR temperature or when tank temperature T3 is below its maximum tank temperature SMX then P1 and R1 are stopped at the same time Setup steps To access submenu BYPR BYPR displays on the screen 35 Operation manual of SR528 wireless controller gt Press Set button parameter blinks on the screen default set is OFF gt Repress Set button to activate or deactivate this function after function activated BYPR 80 C displays on the screen and 80 C blinks gt Press A W button to adjust temperature adjustable range 5 C 120 C gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically Application example only for reference Release heat by radiator Release heat by pipe Note Both functions of COOL and B
36. n they can be displayed under submenu see menu structure in paragraph 4 2 Following submenu can be access though FUN main menu BYPA Bypass high temperature 35 Operation manual of SR528 wireless controller 6 5 1 DVWG Anti legionnaires function Description In order to avoid occurring bacteria in water tank when the temperature of tank is lower for a long time controller will check the temperature of tank every 7 days in a period automatically if the temperature of tank is never over 70 C during this period then at the factory default time of 01 00 on Sunday auxiliary heating system is triggered automatically to heat water until its temperature rises up to 70 C this is factory default set impossible to reset bacteria is killed by high temperature thereafter function is deactivated Setup steps To select submenu DVWG DVWG OFF shows on the screen Default set is OFF gt Press Set button parameter OFF blinks on the screen gt Press A W button and DVWG ON shows on the screen then to activate this function Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically 6 5 2 CIRC DHW circulation pump on off Setup steps To select submenu CIRC CIRC OFF shows on the screen Default set is OFF gt Press Set button parameter OFF blinks on the screen gt Press
37. re T3 rises up to its preset maximum temperature Then circuit pump P1 is ceased Back up heating see details at paragraph 5 4 Within the preset heating time section if tank temperature T3 drops to the switch on temperature of heating then back up heater H1 is triggered automatically when tank temperature T3 rises up to the preset switch off temperature then output H1 is closed 16 Operation manual of SR528 wireless controller T1 Temperature sensor Pt1000 on collector T2 Temperature sensor NTC10K on the bottom part of tank T3 Temperature sensor NTC10K on the top part of tank optional T4 Temperature sensor NTC10K on the DHW pipe optional P1 Solar circuit pump P2 DHW circuit pump R1 High temperature bypass pump or valve optional H1 Back up heater 5 Functions operation and parameters setup user grade 5 1 Timing Heating Description Electrical heater gas boiler or oil boiler can be integrated into solar system used as back up heat source and they can be triggered automatically at preset schedule by preset temperature Within a preset schedule when the temperature T3 of top part of tank drops below the preset switching on temperature of this function back up heating H1 starts to work when T3 rises up to the preset turning off temperature back up heating H1 is stopped Within 24 hours three time sections can be set with this controller Factory set The first schedule back up heating function
38. s setting doesn t take effect that means within this time section heating function doesn t work The correct set is like flowing it should be divided into two time sections one time section is from 17 00 to 23 59 the other time section is from 00 00 to 06 00 Setup steps under standby status gt Press Heating button to enter the timing setup interface tH 10 04 00 shows on the screen access the submenu of the switch on time and temperature for the first schedule of heating function M gt Press Set button hour 04 blinks on the screen the switch on time and temperature for the first schedule of heating function can be set gt Press A V button to adjust hour of time gt Repress Set button again minute OO blinks on the screen gt Press A V button to adjust minute of time gt Repress Set button temperature 40 C blinks on the screen gt Press A VW button to set the switch on temperature of heating gt Then press Esc to exit this submenu gt Press D Heating button tH 1F 05 00 shows on the screen access the submenu of the switch off time and temperature for the first schedule of heating function gt Press Set button again hour 05 blinks on the screen gt Press A V button to adjust hour of time gt Repress Set button again minute 00 blinks on the screen 18 Opera
39. sdaivesmecaztenns 47 Operation manual of SR528 wireless controller 1 Safety information 1 1 Installation and commissioning e When laying cables please ensure that no damage occurs to any of the constructional fire safety measures presented in the building e The controller must not be installed in rooms where easily inflammable gas mixtures are present or may occur e The permissible environmental conditions can t be exceeded at the site of installation e Before connecting the device make sure that the energy supply matches the specifications that controller requires e All devices connected to the controller must conform to the technical specifications of the controller e All operations on an open regulator are only to be conducted cleared from the power supply All safety regulations for working on the power supply are valid e Connecting and or all operations that require opening the regulator e g changing the fuse are only conducted by specialists 1 2 About this manual This manual describes the installation functions and operation of a solar thermal controller When installing the remaining components e g the solar collectors pump stations and the water storage it should be sure to observe the appropriate installation instructions provided by each manufacturer Only trained professional personnel may perform installation electrical connection commissioning and maintenance of the device The professional personne
40. signal is too weak communication is unstable lots of same frequency interfere signals occur nearby you can modify the communication frequency and select a ideal frequency under the menu COMM to modify the frequency must start from the display with ID address of ID 01 detailed steps see paragraph 6 7 3 433M is an ideal communication frequency do not change it at unnecessary case Operation manual of SR528 wireless controller 3 2 Application of wireless controller Note standard delivery package includes 1 controller and 1 display Extra displays should be ordered separately 1 controller can be matched with maximum 8 displays Operation manual of SR528 wireless controller 4 Debugging 4 1 Time week setup gt Press Clock button display shows time on the screen hour 00 blinks on the screen gt Press A Y button to adjust the hour gt Press Clock again minute 00 blinks gt Press A VY button to adjust the minute gt Then press Clock again week MO blinks on the screen gt Press A W to adjust day of week gt Press Esc button to exit the system setting or waiting for 20 seconds to exit automatically Week Operation manual of SR528 wireless controller 4 2 Menu structure Set Enter password Main menu gt A A HND PASS LOAD gt Bs A A TEMP FUN INTV COM A A TEMP Set Set Set Set Ea
41. switch on temperature back up heating will be triggered When the temperature on the top part tank T3 rises up to the preset temperature then heating is ceased Conditions for triggering manual heating function the preset switch on temperature of this function should be 3 C higher than the tank temperature Activate deactivate the function gt Press Manual G button temperature 60 C blinks on the screen gt Press A V button to adjust switch on temperature adjustable range 10 C 80 C factory set is 60 C After 20 seconds this function is activated signal hy displays on the screen and heating sign Gd blinks also gt Press Manual ED button again to switch off manual heating function Note manual heating can only heat tank one time after manual heating is triggered when temperature of tank rises up to the preset temperature manual heating ceases and manual heating function will be deactivated automatically if customer wants to heat again you need redo according to above steps 6 13 Temperature query function Under standby status gt Press A V button you can check the value of temperature sensors T1 T4 signal intensity RSSI time and date When checking temperature T1 T4displays one by one corresponding sensor signal blinks gt Press Esc button current time and tank temperature display on the screen Note T4 temperature can only be checked after
42. th 1 5m NTC10K sensor 6 50mm cable length 3m Mounting accessories expansion screw clamps 12 Device matched to this controller Products listed in below table are useful accessories for this controller it is not included in the standard package if you need please order it separately Specification Products picture A01 PT1000 6 50mm High accurate Pt1000 sensor for collector A02 NTC10K B 3950 6 50mm High accurate sensor for tank and pipe A05 304 stainless steel with thread 1 2 OT 304 stainless steel Size 68 200 thermowell AF a Operation manual of SR528 wireless controller SR528Q Operation frequency 430 450MHz Wireless display frequency free to use without ISM admission certificate Emission power lt 20dBm Modulation mode FSK modulation Communication distance in open field up to 600 meter baud rate 4 8Kbps 9 6Kbps SR802 Dimension 100mmx100mmx65mm Unit for high power Power supply AC180V 264V electrical heater 50 60Hz Suitable power lt 4000W Available ambient temperature 10 50 C Waterproof grade IP43 SR802 connection diagram Protection switch Tank Electrical PA Protection heater flexible pipe Controller PA Protection flexible pipe Connect with heater output of controller A Note Switch off power and perform by profession installer _ 48
43. then select submenu CMN CMN shows on the screen default set is OFF gt Press Set button default off sign blinks on the screen i gt Repress Set button to activate and deactivate this function gt Press A V button to adjust the low protection temperature of collector CMN adjustable range 00 C 90 C after activate the function factory set is 10 C gt Press Esc button to exit the menu or wait for 20 seconds to exit automatically parameters are saved automatically Ji CMN sign displays on the screen it indicates that this function is activated 6 4 5 CFR frost protection temperature of collector Description In winter when the temperature of collector is below the preset frost protection temperature factory set is 4 C solar circuit pump is triggered to transfer hot water from tank to collector and to heat collector by this reversed circuit And when tank temperature T2 drops to 6 C electrical heater is triggered automatically and it keeps running until tank temperature T2 rises up to 21 C or it is stopped when program of CFR is exited When collector temperature rises up to 7 C solar circuit pump is ceased program of CFR exits lt 30 Operation manual of SR528 wireless controller automatically This function is used in system which uses water as heat transfer liquid to avoid the freezing of solar heat transfer fluid Setup steps To access
44. tion manual of SR528 wireless controller gt Press A VW button to adjust minute of time gt Repress Set button temperature 45 C blinks on the screen gt Press A VW button to set the switch off temperature of heating gt Then press Esc to exit this submenu value of the parameters are saved automatically gt Press Heating button to enter the timing setup interface tH 20 10 00 shows on the screen access the submenu of the switch on time and temperature for the second schedule of heating function gt Press Set button hour 10 blinks on the screen the switch on time and temperature for the second schedule of heating function can be set gt Press A YW button to adjust hour of time gt Repress Set button again minute 00 blinks on the screen gt Press A VW button to adjust minute of time gt Repress Set button temperature 50 C blinks on the screen gt Press A VW button to set the switch on temperature of heating gt Then press Esc to exit this submenu gt Press Heating button tH 2F 10 00 shows on the screen access the submenu of the switch off time and temperature for the second schedule of heating function gt Press Set button again hour 10 blinks on the screen gt Press A V button to adjust hour of time gt Repress Set button again minute 00
45. tivates in night solar liquid will flow from storage tank to collector to cool the tank and therefore to prevent overheating problem of the solar system in the case that tank is already heated completely The function is activated at night between 10 pm and 6 am when the temperature of collector is 8 C below the tank temperature T2 solar circuit pump starts to work until the temperature of collector is 2 C below the tank temperature and then solar circuit pump is ceased Activate this function if e You intend to be absent for an extended period holiday e No hot water is required for an extended period e The function is deactivated when the temperature on bottom of tank is below 35 C e When the holiday is pass by holiday function is deactivated automatically Activate deactivate this function gt Press Holiday button for 3 seconds sign of holiday function ao displays on the screen holiday day number 07 blinks on the screen gt Press A VW button to adjust the holiday period adjustable range is 1 60 days gt Press Holiday button holiday sign wes disappears holiday function is deactivated 40 Operation manual of SR528 wireless controller 6 12 Manual heating Description Electrical heater gas or oil boiler can be as back up devices in a solar system this controller can achieve constant temperature controlling when temperature of top part tank T3 is 3 C below the preset
46. triggering the function of CIRC DHW circulation pump _4 Operation manual of SR528 wireless controller 7 Protection function 7 1 Memory protection In case power failure occurs controller keeps the parameter settings unchanged 7 2 Screen protection When no any press on button for 3 minutes screen protection is activated automatically and then LED background lamp is switched off Through press any button to light LED lamp again A Operation manual of SR528 wireless controller 8 Trouble shooting 8 1 Trouble protection a When there is a break or short circuit between the connection of temperature sensors controller switches off the corresponding functions and no more output signals are given LED indicator lamp t blinks at the same time error sign shows on the screen If controller does not work correctly please check following points gt Press A VW button to check error code warning sign 9 blinks on the LCD screen Display LCD shows oo CODE Meaning Cause oferror Error rectification LED lamp Error message Sensor wiring Check resistance T1 sensor problem short or open value or replace Sensor wiring Check resistance T2 sensor problem short or open value or replace T4 sensor problem Sensor wiring Check resistance short or open value or replace Q T4 DHW circuit pump Connect T4 sensor T4 sensor not l temperature control deactivate l l connected l is activated functions C
47. tting for DHW circulation pump Description This controller can provide an output to control a DHW circulation pump this function needs an extra circuit pump connect with output P2 and an extra temperature sensor connect with input T4 which mounted on the hot water return pipe When the measured temperature is lower than the switch on temperature of circulation pump pump is triggered until temperature rises up to the switch off temperature pump is stopped Note The running of DHW circulation pump can be controlled by temperature and time section In below text how to set the time and temperature is described it doesn t mean the function is activated If you want to activate this function you should access main menu FUN and select CIRC submenu and activate it See paragraph 6 5 2 e Manually control DHW pump lt is possible to manually trigger DHW pump P2 at any time default running time is 3 minutes after 3 minutes pump P2 is stopped automatically Setup steps gt Press ON OFF button 03 displays and blinks on the screen gt Press A V button to adjust running time of pump P2 default running time is 3 minutes adjustable range is 1 60 minutes e Three time sections control DHW pump Within a time section pump runs repeatedly as default running for 3 minutes and Ole Operation manual of SR528 wireless controller interval for 15 minutes e Temperature and time control DHW pump Wit
48. ulation or when tank temperature rises its emergency temperature 95 C When 0 displays and blinks on the screen it indicates that tank emergency temperature reaches tank emergency stop function is activated and tank temperature is 295 C Setup steps To access main menu TEMP then select submenu CMX CMX 110 C shows on the screen gt Press Set button 110 C blinks gt Press A W button to adjust collector limited maximum temperature adjust range 60 C 190 C Factory set is 110 C gt Press Set button to activate and deactivate this function if deactivate the function CMX shows on the screen gt Press Esc button to exit menu or wait for 20 seconds to exit automatically set parameters are saved automatically 200 Operation manual of SR528 wireless controller s0 CMX sign displays on the screen it indicates that collector cooling function is activated 6 4 4 CMN Low temperature protection of collector Description When the actual temperature of collector is below the preset CMN temperature solar circuit pump is ceased even when the temperature difference between collector and storage exceeds switch on temperature difference solar pump doesn t work yet When the temperature of collector is 3 C higher than the preset CMN temperature solar circuit pump is standby to work controller exits this program Setup steps To access main menu TEMP
49. ump symbol on the display blinks Check the pump power cable Pump power supply is interrupted The pump symbol in the display doesn t blink The maximum storage tank temperature SMX has been reached The maximum collector temperature EM has been reached Ag 5 Lighting No fault Or Solar circuit pump doesn t operate Check values of every connected sensor replace all defective sensors and or cabling No problem itis Sensor fault short circuit or open circuit on the screen The solar pumps operated despite the fact that the switch on conditions are not satisfied The pump symbol on the display blinks Holiday function or Frost protection function or tank re cooling function is activated normal If necessary to deactivate the corresponding functions Warning Remove the device from the mains supply before opening the case A A potentially defective sensor can be checked using an ohmmeter To do this the 44 Operation manual of SR528 wireless controller sensor must be disconnected its resistance measured and the value compared with the figure in the table below small deviation 1 is acceptable PT1000 resistance value rele oy we ww eo 7 mo a im 1000 1 NTC 10K B 3950 resistance value roy eo we fw wm so w 7m mo oo im 8037 5301 3588 2486 1 9 Quality Guarantee Manufacturer provides following qual
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