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SR501 EN Operation Manual

- 6 -

③ ③ ④ ④

2.3 Terminal port connection

Before opening the terminal, please be sure to switch-off the power

and pay attention to the local electricity supply rules.



Terminal layout of controller for electrical heater of 1500W

•

FU1

: the fuse of controller, AC250V/2A

•

Power input L, N

10A, for power connection, L: live wire, N: zero wire,

protective ground wire, please connect the ground reliably.

•

Output ports

HR: Electromagnetic relays, designed for on/off control of back-up

heating device, Max. Current: 10A ( @AC230V, for



1500W electrical

heater, @110VAC, for



750W electrical heater)

: designed for anti-freezing heating cables, electromagnetic relay,

max. power is 500W.

：

designed for the solenoid valve of water filling, output power is

DC12V, wire connection is not positive and negative difference.

Содержание SR501

Страница 1: ...SR501 Please read the manual carefully before operation ...

Страница 2: ...e and water level 12 3 System diagram 13 4 Functions operation 13 4 1 Signals on display and function code 14 4 2 Button description 15 4 3 Menu structure 17 4 4 Menu description 17 5 Main functions setup for users 20 5 1 Time setting 20 5 2 Timing filling and heating with three time sections 20 5 3 Temperature controlled water filling function 23 6 Additional functions setting for professionals 2...

Страница 3: ...it switch 40 6 14 BEEP Beeper error warning 40 7 Manual functions 40 7 1 Manual water filling 40 7 2 Compulsive water filling function 41 7 3 Manual heating 41 7 4 Manual DHW circulation 42 7 5 Factory reset manually function 42 7 6 Sensor sensitivity adjustment 42 8 Pipe anti freezing protection function 43 9 View the measuring value 44 10 Protection function 45 10 1 Overflow protection 45 10 2 H...

Страница 4: ...environmental conditions can t be exceeded at the site of installation Before connecting the device make sure that the energy supply matches the specifications that controller requires All devices connected to the controller must conform to the technical specifications of the controller All operations on an open controller are only to be conducted cleared from the power supply All safety regulatio...

Страница 5: ...d operation instructions without prior notice As 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 can t be accidentally placed into operation 1 3 Signal description Safety indication Safety instructions in the text are marked with a warning triangle They indicate measures which ca...

Страница 6: ...ttom plate on the fixing hole Marking the position of bottom fixing hole Taking away the bottom plate Drilling the hole Re hanging the bottom plate on screw Fixing bottom plate with screw 2 2 Power connection Depending on the type of installation the cables may enter the device through the rear hole of the case or the base side hole of the case Notes the flexible wire must be fastened to the case ...

Страница 7: ...A for power connection L live wire N zero wire protective ground wire please connect the ground reliably Output ports HR Electromagnetic relays designed for on off control of back up heating device Max Current 10A AC230V for 1500W electrical heater 110VAC for 750W electrical heater P1 designed for anti freezing heating cables electromagnetic relay max power is 500W R1 designed for the solenoid val...

Страница 8: ...r level of the water tank and so on Remote display connection to the controller Port 1 connect red wire 12V Port 2 connect white wire COM Port 3 connect black wire GND Note 1 The remote display interface is not configured on the standard SR501 controller if need a remote display then the controller needs to be customized 2 Remote display is not included in the standard parts of delivery which shou...

Страница 9: ... PVC cable 105 o C designed for pipe anti freezing function optional Note T1 T2 temperature sensors are not included in the standard parts of delivery which should be purchased separately Terminal layout of controller for electrical heater of 3000W Power input N L 20A for power connection L live wire N zero wire protective ground wire please use 2mm cable to connect the ground reliably ...

Страница 10: ...rrent is 2A With Auxiliary electrical heating the user must install the leakage protector himself Input ports Sensor of water temperature and water level of the water tank B03 Port 1 connect red wire 12V Port 2 connect white wire COM Port 3 connect black wire GND T1 for NTC10K B 3950 135 o C temperature sensor PVC cable 105 o C designed for DHW circulation TCYC or AH function optional T2 for NTC10...

Страница 11: ...raulic pressure got from water tower Check whether the required voltage labelled on the type plate of solenoid valve is same to the voltage of power output of controller check whether the filter of solenoid valve is completed whether the body of valve has no damage And during installation please pay attention to the water flow and return of solenoid valve side with filter is the water input water ...

Страница 12: ...he solenoid valve so no one way valve needs to be installed 2 6 Installation of sensor of temperature and water level Sensor of water temperature and water level is inserted into tank from the overflow connector Fasten sensor with the mutter of sensor 3 cores wire of sensor connected to the input port of controller Port 1 connect red wire 12V Port 2 connect white wire COM Port 3 connect black wire...

Страница 13: ...water level must not touch or close to the e heater tube 2 7 Bottom installation of sensor of temperature and water level There are 2 installation ways for positioning the sensor of temperature and water level on the bottom part of tank one way is inserting sensor from hole of collector the other is inserting sensor from bottom of tank Diameter of installation hole is 47mm Sensor installed on the ...

Страница 14: ...erature and water level water filling solenoid valve to the input port of controller connect electrical heater to the output port of controller And then switching on power the controller runs an initialization phase for 5 seconds then controller runs a commissioning menu it leads the user through the most important adjustment channels needed for operating the system ...

Страница 15: ...ating belt Function is activated Function is running Time controlled pipe heating belt Function is activated Function is running Timing heating function Function is activated Function is running Temperature controlled DHW within 3 time sections Function is activated Function is running Water flow controlled DHW within 3 time sections Function is activated Function is running Automatic thermostat F...

Страница 16: ...ipe anti freezing function see detailed in the section 6 9 Press for 3 seconds switch on off manual DHW circulation function at the case function TCYC DHW circulation function is enabled see detailed in section 6 4 Press SET button for 3 seconds to access addition main menu Press ESC button for 3 seconds to check the on off status of auxiliary functions includes functions like low water pressure f...

Страница 17: ... item press to select ON to activate the option or select OFF to deactivate this option Press SET or ESC to confirm the adjust Press to access the next submenu Press SET to set the adjustable value Press to adjust value Press SET or ESC to confirm the adjust Note after accessing the adjust channel if no any button is pressed for 3 minutes then display returns to the main interface ...

Страница 18: ...Timing water filling Time Water 1 03 00 50 Time and water level of the 1st time water filling Time Water 2 09 00 100 Time and water level of the 2nd time water filling Time Water 3 16 00 100 Time and water level of the 3rd time water filling Time Heat Timing heating Time Heat 1 04 00 50 Time and temperature of the1st time water heating Time Heat 2 10 00 0 Time and water level of the 2nd time water...

Страница 19: ...er level of filling It is able to set as 0 20 50 80 when tank water level drops to the set water level water will be filled automatically to 100 water level PUMP OFF On off of water filling pump output port is P1 note when water filling pump p1 voltage AC220V function is enable P1 and solenoid valve will be on off synchronously TCYC OFF DHW circulation controlled by temperature and water flow in t...

Страница 20: ...section t 1F 00 00 Switch off time of the 1st time section t 2O 00 00 Switch on time of the 2nd time section t 2F 00 00 Switch off time of the 2nd time section t 3O 00 00 Switch on time of the 3rd time section t 3F 00 00 Switch off time of the 3rd time section TKPR ON Tank high temperature protection SMX 80 Temperature of water filling at tank high temperature protection function CFR ON Anti freez...

Страница 21: ...hree time sections Timing water filling description Within 24 hours three time sections of water filling can be set When time of filling water comes water is automatically filled into tank to the set water level When water is being used water level drops the water filling is delayed for 30 minutes to start Timing heating description Electrical heater can be integrated into solar system used as bac...

Страница 22: ... level and at 17 00 p m to trigger electrical heater to heat water up to the temperature of 60oC for night using Note 1 Above parameters can be set base on the user s habit 2 When water is using water level drops then water filling is delayed for 30 minutes to start Setup steps Press SET button time displays on the screen Press button time of the 1 st timing water filling Time Water 03 00 water le...

Страница 23: ...e range 0 90 o C Press SET or ESC button to confirm the setting Repeat above steps to set the time and temperature of the second and the third of timing heating Time Heat and Time Heat Note 1 Hold HEAT button for 3 seconds to activate or deactivate timing heating function 2 Hold Water Loading button for 3 seconds to activate or deactivate timing filling function 3 Icon instructions for timing fill...

Страница 24: ... level drops to avoid water filling under this case water filling is delayed for 30minutes to start and default temperature controlled time 8 00 17 00 Activate and deactivate the function steps as below Hold Water Loading button for 3 seconds to activate temperature controlled water filling function Press button to set temperature of water filling adjustable range 35 o C 95 o C factory set 60 o C ...

Страница 25: ...t 00 00 the heating function is deactivated The third heating time starts at 00 00 and closes at 00 00 the heating function is also deactivated Thermostat heating can works within three time sections its adjustable range of the switch on temperature of heating is 0 o C OFF 2 o C its adjustable range of the switch off temperature of heating is ON 2 o C 95 o C Note if you want closed thermostat heat...

Страница 26: ...ime section Press button tH2O 00 00 displays on the screen start time of the 2nd time section of thermostat heating repeat above steps to set time and temperature of 2nd and 3rd time sections Note if water level is below 50 to avoid dry heating it is needed to trigger water filling and fill water position above 50 level 6 2 LWPR Low water pressure Description During the water filling process due t...

Страница 27: ...standby status hold ESC button to access the inquiry function there you can check the on off status of this function 6 3 CWL constant water level filling function preset 100 water level of tank Description When water level drops from it full level of 100 to the preset water level at which to start water filling solenoid valve is opened immediately and water is filled until 100 water level Set this...

Страница 28: ...screen Press SET button OFF blinks Press button to activate this function Press SET or ESC button to confirm the setting 6 5 TCYC Setting the temperature flow for DHW pump running within three time sections Description Purpose of this function is ensuring user can get hot water quickly 2 control modes are designed in this controller Timing temperature controlled mode Timing flow rate controlled mo...

Страница 29: ...set DHW pump P1 runs when T1 is below 37 o C and DHW pump P1 stops when T1 reaches to 42 o C Startup condition for temperature controlled mode STAT when tank temperature is 2 o C higher than the preset switch off temperature CYCF and then DHW circuit pump is triggered Default time sections The first time section starts at 00 00 a m ends at 23 59 p m The second time section starts at 00 00 a m ends...

Страница 30: ...P1 to transport the hot water from tank into circulation pipe Then when you open the tap again hot water can flow out immediately the running time finishes DHW pump will stop automatically When no more hot water is needed to avoid hot water is cooled by circulation DHW pump will be stopped when its running time finished And to avoid the DHW pump is triggered again just after its stop a parameter o...

Страница 31: ...ax 300VDC 1A Note 1 Pay attention to the water flow direction of flow switcher when you install it 2 Flow switcher is connected to port T1 with either polarity 3 Flow switcher is not included in the standard delivery list if need please purchase it separately 4 Only one of two control modes can be selected to control DHW pump it is impossible to use them at the same time 5 When water level of tank...

Страница 32: ...HW pump this menu is only displayed under temperature control mode Press SET button again ON blinks on the screen default is on Press button to deactivate this function Press SET or ESC button to confirm Press button CYCO 37 o C displays switch on temperature of DHW pump if control mode flow switcher is selected then here CYCO 03MIN displays Press SET button again 37 o C blinks on the screen Press...

Страница 33: ...utton to adjust minute of the switch on time Press SET or ESC button to confirm Press button to the first time section setting tC 1F 23 59 displays switch off time of the first time section of DHW pump Press SET button again hour 23 blinks on the screen Press button to adjust hour of the switch off time Press SET button again minute 59 blinks on the screen Press button to adjust minute of the swit...

Страница 34: ...ctromagnetic valve or circulation pump P1 corresponding temperature sensor is T1 or tst when the output P1 is allocated to the other functions this function shows NONE Note AHO AHF this thermostat function is used to control the back up heater AHO AHF this thermostat function is used to release the extra heat from tank Setup steps Select main menu AH Press SET button parameter OFF blinks on the sc...

Страница 35: ...e is 0 94 5 o C factory set is 45 o C Press SET or ESC button to confirm Press button to access three time sections setting program of the thermostat function tA1O 00 00 displays it is ready for set the start time of the first time section Press SET button hour 00 blinks on the screen Press to set hour of the start time Press SET button minute 00 blinks on the screen Press to set minute of the sta...

Страница 36: ...tput P1 is switched off when output P1 is allocated to the other functions its status shows NONE Setup steps Select OTF Timer function menu Press SET button OFF displays on the screen Press button to activate the function Press SET or ESC to confirm Press button to access three time sections setting program of the timer function t 1O 00 00 displays it is ready for set the start time of the first t...

Страница 37: ... there you can check the on or off status of this function press to check OTF ON indicates the timer function is activated ON blinks it indicates the timer function is running 6 8 TKPR Tank high temperature protection function Description To prevent tank from damaging caused by high temperature when tank temperature rises to the switch on protection temperature default is 80 o C water filling will...

Страница 38: ... 3 o C factory set not adjustable controller will trigger the electrical heater to heat tank until its temperature rises to 7 o C and then tank anti freezing function is deactivated automatically Setup steps Select main menu CFR tank anti freezing protection function Press SET button CFR ON displays on the screen Press SET button ON blinks Press button to activate or deactivate the function Press ...

Страница 39: ...unction Press SET button LWSL displays and water level zone 50 displays also on the screen Press SET button 50 blinks Press button to adjust the preset water level adjustable range is 20 100 factory set is 50 Press SET or ESC to confirm 6 11 LWSD delay time of water filling when tank is lack of water Setup steps Select main menu LWSD delay time of water filling when tank is lack of water Press SET...

Страница 40: ...ction function is working DDIS time starts DDIS countdown time starts default is 10 minutes countdown time finished thermal disinfection heating is stopped and then this function stops Setup steps Select TDIS thermal disinfection main menu Press SET button OTDI OFF displays on the screens Press SET button OFF blinks Press button to activate this function Press SET or ESC to confirm Press button to...

Страница 41: ...or code When beeper sounds press any button to ESC the warning function Setup step Select BEEP warning function menu Press SET button BEEP ON displays Press SET button ON blinks Press button to activate or deactivate the function Press SET or ESC to confirm 7 Manual functions 7 1 Manual water filling Description When water in the solar tank is not full user needs to fill water immediately then pre...

Страница 42: ...nual heating Description It is possible to trigger back up heater manually to heat the water to the desired temperature When controller detects that the water temperature is lower than the preset switch on temperature of manual heating function controller will trigger heater to work until the water temperature rises to the desired temperature Activate and deactivate the function Press HEAT button ...

Страница 43: ...W circulation starts to work and DHW circulation signal blinks on the screen Press for 3 seconds again to cease the manual DHW circulation function 7 5 Factory reset manually function Through this function it is possible to recover all parameters to the factory set Setup steps Under power off status Hold SET button then switch on power screen displays MRST beeper sounds di 3 times and then release...

Страница 44: ... should be purchased separately Description 2 control modes for pipe anti freezing function are designed in this controller 1 Temperature controlled pipe anti freezing 2 Time controlled pipe anti freezing Temperature controlled pipe anti freezing In winter when outdoor temperature is lower controller will trigger the pipe anti freezing protection function to avoid pipe broken due to freezing A sen...

Страница 45: ...e and deactivate this function Press INSU button for 3 seconds working time 30min of pipe anti freezing function blinks on the screen Press button to adjust the interval time of pipe anti freezing heating adjustable range 1 90 minute factory set is 30 minutes Press INSU button for 3 seconds again to cease the pipe anti freezing function Note 1 Only after sensor T2 is installed the temperature cont...

Страница 46: ...n function OTF Timer function TKPR Tank high temperature protection function 1 Note 1 T2 value can be viewed only when pipe anti freezing function is activated 2 At the view menu if no any button is pressed within 3 minutes display returns to the main interface 10 Protection function 10 1 Overflow protection When sensor of water temperature and water level occurs fault it may cause overflow when w...

Страница 47: ...gh press any button to light LCD lamp again 10 5 Trouble protection When temperature sensor s wiring is interrupted not connected controller switches off the corresponding signal output and simultaneously error code displays on the screen to give a warning When sensor is short circuit then 88 8 o C displays on the screen 10 6 Error code description Error code Error description Display status E0 Co...

Страница 48: ...ical specification Power supply AC100 240V 50 60Hz Power consumption 2W Accuracy of temperature measuring 1 o C Range of tank temperature measuring 0 100 o C Inputs temperature and water level sensor 2 NTC10K temperature sensor optional Outputs 4 electromagnetic relays Ambient temperature 10 o C 50 o C Water proof grade IP40 13 Delivery list Controller 1piece User manual 1piece Sensor of water tem...

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