Operation Instruction
SR91
Intelligent Controller
for Split Pressurized Solar Hot Water System
Please read this instruction carefully!
Страница 1: ...Operation Instruction SR91 Intelligent Controller for Split Pressurized Solar Hot Water System Please read this instruction carefully...
Страница 2: ...Terminal allocation of controller for electrical heater of 1500W 9 3 3 2 Terminal allocation of controller for electrical heater of 3000W 4000W 10 4 System description Standard solar system with 1 tan...
Страница 3: ...ning protection 40 8 10 UNIT C F Switch 42 8 11 RET Reset 42 8 12 PASS Password set 43 8 13 Manual heating 44 8 14 ECO Economic mode 44 8 15 DHW circuit pump triggered manually 45 8 16 On Off controll...
Страница 4: ...ntroller used for a solar hot water system for mounting of other devices of a completed solar hot water system like solar collector pump station and storage please is sure to observe the appropriate i...
Страница 5: ...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 incorrec...
Страница 6: ...g Exceed the maximum temperature of storage SMX Running of storage emergency shutdown function Running of collector emergency shutdown function OCEM Running of collector cooling OCCO Running of tank c...
Страница 7: ...e Note controller for 3000W electrical heater has no power cable delivered user should prepare a cable of 2 5mm 2 3 Installation Note The unit must only be located in the dry interior rooms Please sep...
Страница 8: ...eps to mount the controller on the wall Select the proper place to install main board of controller Put the hung housing plate on the wall and mark the upper fastening point Drill the holes and put th...
Страница 9: ...ler housing is closed Installer should be sure that the IP safety protection grade of controller isn t damaged during installation According to the way of installation wire can be connected from hole...
Страница 10: ...1 connect red wire 12V Port 2 connect white wire COM Port 3 connect black wire GND Note please lead wire into indoors and fix the cable outdoors 1500W Output ports Input Ports L N for power connectio...
Страница 11: ...ctromagnetic relays designed for on off control of back up heating device Max Current 15A AC230V for 3000W electrical heater 110VAC for 1500W electrical heater 4000W Output HR Electromagnetic relays d...
Страница 12: ...ors must be adequately shielded Sensor cables may be extended to a maximum length of ca 100 meter when cable s length is up to 50m and then 0 75mm 2 cable should be used When cable s length is up to 1...
Страница 13: ...3 output is selected for OHDP function other two functions AH TIME will be closed automatically When one of these three functions OHDP TIME AH is activated and then the other two will be deactivated a...
Страница 14: ...ption Access main menu Press SET button to access main menu Press to select menu Press SET button to enter the submenu Access submenu After selecting main menu then press SET button to access submenu...
Страница 15: ...can only be displayed only when these functions are triggered When thermal sterilization function is running time of thermal sterilization can be checked When one of any auxiliary functions is runnin...
Страница 16: ...ure may be different The adjustable range of switch on temperature is 0 o C OFF 2 o C switch off temperature range is ON 2 o C 95 o C SMT Intelligent heating At the case that solar energy is insuffici...
Страница 17: ...59 0 93 0 5C Switch on time and temperature of the first heating section tH1F 05 00 50 00 00 23 59 2 95 0 5C Switch off time and temperature of the first heating section t H2O 10 00 40 00 00 23 59 0...
Страница 18: ...f the switch on time Press SET button temperature 40 blinks Press button to adjust the switch on temperature Press SET or ESC button to save the setting Press button to access the window of the switch...
Страница 19: ...rises up to the switch off temperature pump is stopped 2 controlling modes are designed for running DHW circulation pump Time controlled DHW pump within the preset 3 time sections default Mode Within...
Страница 20: ...same time when time controlled Mode is selected then temperature controlled Mode can t be activated Default time section The first time section starts at 05 00 stops at 7 00 runs at 40 o C stops at 4...
Страница 21: ...t function TEMP OFF Temperature control DHW pump TIME ON Time control DHW pump STAT ON ON OFF Tank temperature T3 2 o C higher than the preset switch off DHW circuit temperature CYCO 40 3min 5 53 1 30...
Страница 22: ...ESC button to save the setting Press button TEMP OFF displays on the screen temperature control Mode Press SET OFF blinks Press button to activate this function Press SET or ESC button to save the set...
Страница 23: ...Press to adjust hour of the circuit start time Press SET time minute 00 blinks Press to adjust minute of the circuit start time Press SET or ESC button to save the setting Press to access the stop ti...
Страница 24: ...to enter the forth digital Press SET to access main menu Through password set to limit the user to change some parameters 4 digitals needed Default is 0000 If no password is set then just press SET fi...
Страница 25: ...refers to the sensor selected T2 or T3 The switch on hysteresis HYST is selectable Default is 2 o C for example when tank maximum temperature is set to 70 o C then at 68 o C Maximum tank temperature p...
Страница 26: ...ure of tank S3 for T3 S2 for T2 Press SET or ESC to save the setting Press HYST 2K displays on the screen Press SET 2K blinks Press to adjust the hysteresis of tank maximum temperature Press SET or ES...
Страница 27: ...en the heat transfer function OHDP is not activated OCMI Collector minimum temperature The minimum collector temperature is the lowest temperature of collector only when collector temperature is highe...
Страница 28: ...130 80 200 1 Temperature of collector emergency shutdown hysteresis 10K OCCO OFF Collector cooling function on off CMAX 110 70 160 1 Temperature of collector cooling hysteresis 5 o C OCMI OFF Collect...
Страница 29: ...OCCO Collector cooling function setup Select OCCO submenu OCCO displays on the screen Press SET OCEM OFF displays on the screen Press SET OFF blinks on the screen Press to activated this function OCE...
Страница 30: ...this function tank cooling heat transferring by external radiator OSTC Tank cooling When the tank cooling function is activated the controller aims to cool down the tank during the night in order to...
Страница 31: ...y valve logic If the collector temperature reaches the switch on temperature OTST the heat transfer valve R2 R3 and circuit pump R1 on If the collector temperature fall 5K below heat transfer temperat...
Страница 32: ...ence of cooling function DTCF 15K 0 5 29 5K 0 5K Switch off temperature difference of cooling function OHDP OFF ON OFF Heat transferring by external radiator only in case there is available output OTS...
Страница 33: ...tup Select OHDP function sub menu OHDP displays on the screen Press SET OHDP OFF displays on the screen Press SET OFF blinks on the screen Press to activate this function OHDP ON displays on the scree...
Страница 34: ...y day 3 heating time sections can be set Note AH O AH F Thermostat function is used for after heating AH O AH F Thermostat function is used for releasing surplus energy from tank When sign AH displays...
Страница 35: ...Start time of the first time section t 1F 00 00 00 00 23 59 Close time of the first time section t 2O 00 00 00 00 23 59 Start time of the second time section t 2F 00 00 00 00 23 59 Close time of the...
Страница 36: ...ird time section BEEP OFF ON OFF Beeper warning function sensor fault no flow Function Setting TIME Timer function Setting Select AUX main menu press SET to access TIME submenu Press SET TIME OFF disp...
Страница 37: ...unction AH ON displays on the screen Press SET or ESC to save the setting Press AHS S3 displays on the screen Press SET S3 blinks Press to select the object sensor for thermostat function Press SET or...
Страница 38: ...e start and close time e g 10 00 start 10 00 close BEEP Beeper warning function setting Select BEEP submenu BEEP displays on the screen Press SET BEEP OFF displays on the screen Press SET OFF blinks P...
Страница 39: ...s SET or ESC to save the setting Press R2 displays repeat above steps to set the manual output of R2 R3 HR Note when a output is triggered manually only this output is triggered others running output...
Страница 40: ...sinfection temperature is exceeded for the duration of the disinfection period without any interruption The monitoring period PDIS starts as soon as the temperature at the allocated sensor falls below...
Страница 41: ...00 displays on the screen Press SET 18 blinks Press to adjust the start time of the disinfection Press SET or ESC to save the setting 8 9 FS Flow rate monitoring and pump dry running protection Funct...
Страница 42: ...ion is activated again Note reasons of no flow in the solar system No flow due to pipe leakage in system Circuit pump is damaged Digital flow counter is blocked or damaged Under this menu it is possib...
Страница 43: ...rature can be switched between Celsius and Fahrenheit Manual Structure Function setting Select UNIT menu Press SET TEMP o C displays on the screen Press SET o C blinks Press to select temperature unit...
Страница 44: ...links Press button to enter the second digital Press SET button again the third digital blinks Press button to enter the third digital Press SET button again the forth digital blinks Press button to e...
Страница 45: ...sired temperature adjustable range 10 o C 80 o C factory set is 60 o C Press Manual Heating or ESC or waiting for 20 seconds to trigger the manual heating then manual sign displays on the screen heati...
Страница 46: ...tion is used for operating the system when no water consumption is expected e g during a holiday absence This function cools down the system in order to reduce the thermal load Activate deactivate thi...
Страница 47: ...p is switched off Through press any button to light LED lamp again 10 Trouble checking The built in controller is a qualified product which is conceived for years of continuous trouble free operation...
Страница 48: ...controller 1 White wire connection broken or not connected reliably 2 Communication error on display or on main controlle On the screen sensor sign and warning sign blinks Sensor failure press button...
Страница 49: ...installation improper or crude handling and wrong connection of Warm water outflow upwards we don t take the responsibilities caused by before mentioned actions The quality warranty expires within 18...