User Manual
Contents
1. Ww www solarpower mart com Solar Power 7 Mart Harvest the Sun power Harvest the Sunpower Note Battery voltage setting please in strict accordance with 1 Over Voltage Disconnect Voltage Charging Limit Voltage 2 Equalize Charging Voltage gt Boost Charging Voltage gt Float Charging Voltage gt Boost Reconnect Charging Voltage 2 Over Voltage Disconnect Voltage Over Voltage Reconnect Voltage 3 Low Voltage Reconnect Voltage Low Voltage Disconnect Voltage 2 Discharging Limit Voltage 4 Under Voltage Warning Reconnect Voltage gt Under Voltage Warning Voltage gt Discharging Limit Voltage 5 Boost Reconnect Charging Voltage Low Voltage Disconnect Voltage We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Load Setting The page of load setting could be used to set the four load working modes of the connection solar controller Manual Light on off Light on timer Time control Manual Control Manual Control Light on off Default ON OFF Light on Timer Time Control Manual Control Light on off Light on off on 5 0VDeT 10M Light onc Timer off 4 0VDeT 10M Time Control Manual Control Light on Timer Light on Timer Light on off on 5 0V 10M OnTimel XXH XXM Light ont Timer off 4 0 10M OnTime2 XXH XXM Time Control NightTime XXH XXM Manual Control Time Control2. PV PV Mol OUO V AL Work Connect Cur OU 0 A 2 Fault Wes No Mode PWM MPPT Controller Temp 000 0 C Status Normal Load Load Vol OE LINZ Work s OFF Cur OUO OA ium Power Fault Yes Load mode information Load mode information www solarpower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Operational tips Up and Down buttons are respectively used to turn the browse page upward and downward while Left and Right buttons are respectively used to turn the interfaces left and right Device information The product model parameters and SN code of the controllers are displayed below Product type Product type Rate Vol XX V CharCur XA A SN 16 Digit code Dise Cur AAA Operational tips Up and Down buttons are respectively used to turn the browse page upward and downward Test operation Load switch test operation is conducted on the connection solar controller to see if the load output is normal The test operation does not affect the working settings under actual load which means that the solar controller will exit from the test mode when exiting the operational interface of the test Test Operation Product Type ON OFF Operational tips Enter the page and input correct password use Up and Down buttons to modify the ON OFF status values while use OK and Esc buttons respectively to confirm and cancel the test o
3. WARNING Indicates a potentially dangerous condition Use extreme caution when performing this task CAUTION Indicates a critical procedure for safe and proper operation of the controller Note Indicates a procedure or function that is important for the safe and proper operation of the controller General Safety Guideline Read all of the instructions and cautionary symbols in the manual before beginning installation There are no serviceable parts inside the controller Do not disassemble or attempt to repair it Install external fuses Mini Circuit Breaker MCB as required Disconnect the solar panel module PV and fuse MCB near the battery before installing or adjusting the controller Do not allow water to enter the controller Confirm that power connections are tightened to avoid excessive heating from a loose connection Se Solar Power lt Mart www solarpower mart com a ta 6 Harvest the Sun power rve unpower General Information Thank you for selecting BETA 2 0 series solar controller that adopts the most advanced digital techniques programming and is fully automatic The Pulse Width Modulation PWM battery charging can greatly increase the lifetime of the battery It has various unique functions such as e 12 24V automatic recognition e Highly efficient Series PWM charging increases the battery life and improves the solar PV system s performance e Uses MOSFET as electronic switch e Widely used autom
4. accumulate We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Step 1 Choose Mounting Location Place the controller on a vertical surface protected from direct sunlight high temperature and moisture Provide good ventilation ie somnis Cool air Step 2 Check for clearance Place the controller at the location where it will be mounted Verify that there is sufficient room to run the wires and that there is sufficient room above and below the controller for air flow Step 3 Mark Holes Use a pencil or pen to mark the four 4 mount points on the surface Step 4 Drill Holes Remove the controller and drill 4 5mm holes in the marked locations Step 5 Secure Controller Place the controller on the surface and align the mounting holes with the drilled holes in step 4 Secure the controller in place using the mounting screws www solarpower mart com Solar Power t Mart Harvest the Sun power Harvest the Sunpower NOTE A recommended connection order step by step has been created to provide maximum safety during installation a i 2o Ji T Tw m i aa OTE The controller is a common positive ground controller PF z En CAUTION Do not connect the loads with surge power exceeding the rating of the controller EN CAUTION For mobile applications be sure to secure all wiring Use cable clamps to prev
5. Becareful when working with batteries Wear eye protection if necessary Have fresh water available to wash and clean any contact with battery acid Uses insulated tools and avoid placing metal objects near the batteries Explosive battery gasses may be present during charging Be certain there is sufficient ventilation to disperse the gasses e Avoid direct sunlight and do not install in locations where water can enter the controller e loose power connections and or corroded wires may result in resistive connections that melt wire insulation burn surrounding materials or even cause fires Ensure tight connections and use cable clamps to secure cables and prevent them from swaying from mobile applications e Use with Lithium Gel Sealed or Flood batteries only Battery may be wired to one battery or more batteries The following instructions refer to the use of a single battery but the battery connection can be made to either one battery or a group of batteries in a battery bank e Select the system cables accordingly or consult us for more details Mounting Requirements heat sink fins There should be at least 6 inches 150 mm of clearance above and below the controller to allow for cooling If mounted in an enclosed space providing ventilation is highly recommended A WARNING Risk of explosion Never install the controller in a sealed enclosed area with flood batteries Do not install in a confined area where battery gases can
6. The comprehensive self diagnostics and electronic protection functions can prevent damage from installation mistakes or system faults Although the controller is easy to operate and use please kindly study this user manual before you begin This will help you make full use of the functions and you can improve your solar system We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Sin 7 Solar Charge Controller External Sensor Probe PC Network with USB Connection Connection or Data Logger For SLA Flooded Gel Lithium amp Customize Battery Measure ambient temperature and make temperature compensation for charging and discharging A LED indicator that shows charging status and also indicates warning signal when solar array connect wrongly A LED indicator that shows battery status and other crucial information Manually turn on or turn off the DC load Display the load status Connect solar modules www solarpower mart com Solar Power 2 Mart Harvest the Sun power Harvest the Sunpower 7 Battery Terminals Connect batteries 8 Load Terminals Connect loads 9 PC Network Connection or Data Logger Connection Connect to PC or Remote Meter for programming We Me www solarpower mart com Solar Power SMart Harvest the Sun power Installation General Installation Notes e Read through the entire installation section first before beginning installation e
7. be automatically eliminated Failure Info 1 Over voltage 2 Over load 3 Short circuit Meter parameter The meter model software and hardware version and SN NO could be checked via Meter parameterpage And the three parameters Switch pages Backlight Audiblealarm could be browsed and modified as well Meter Para Meter Para Type MT50 Sw Pages XXS Ver Hardware BKLight XXS Software AudiAlarm on off Sn XXXXXXXXXX effective until ten minutes later We www solarpower mart com Solar Power 2 Mart Harvest the Sun power Harvest the Sunpower Meter Parameter The automatic switchover inverter for real ow Pages 0 1205 time monitoring page BKlight 20 0 999S LCD backlight time Turn ON OFF the acoustic alarm function AudiAlam OFF ON OFF in case of failure on solar charge controller ELECTRICAL Electrical parameter Backlight and acoustic alarm ON lt 65mA Self consumption Backlight ON lt 23mA Backlight OFF lt 15mA MECHANICAL Mechanical parameter Faceplate dimensions 98x98 mm 3 86x3 86 inches 114x114 mm 4 49x4 49 inches Connector type HJ45 Meter cable Standard 2m Max 50 m oimple package 0 23 Kg Meter weight otandard package 0 32 Kg We www solarpower mart com Solar Power Iff Mart Harvest the Sun power ENVIRONMENTAL Environmental Parameter Ambient temperature 20 70 4 158 Definitions of interface pins ma RS485
8. higher than light threshold OFF voltage it automatically turns off load output Delay Time The confirmation time for Light signal During the period if light signal voltage continues matching Light ON OFF voltage it will carry out corresponding actions 0 99MM Ww www solarpower mart com Solar Power 7 Mart Harvest the Sun power Harvest the Sunpower imerl Timer Midnight Light ON Number of hours Number of hours Light OFF Sunset Sunrise 3 Light Time mode via Remote Meter or Monitoring Software Working time T1 Load working period after light Any of the working time is control turns ON load set as 0 it means this time will stop working The Working time 2 T2 Load working period before light real working time of T2 control turns off load depends on the Night Time and the length of T1 T2 Night time Total night time controller get from calculation 23h 4 Time mode via Remote Meter or Monitoring Software Working Time 1 T1 Control on off time of load through real time clock mode Working time 1 is the compulsory load working Working Time2 T2 Realize the dual timer function of time interval Working time the load control through real 2 is an optional time clock mode 5 Charging mode via Remote Meter or Monitoring Software Charging mode Notes Voltage compensation Voltage control charging default SOC By setting
9. setting Device parameter Device password Factory reset pages The page of device password in the diagram below Device PSW OriPSW XXXXXX NewPSW XXXXXX E d ic A Y k ti Note Solar charge controller default password is 000000 xm QJ Charge mode The charge mode of solar charge controller could be selected via the page of charge mode Voltage Compensate SOC the default charge mode is Voltage Compensate charge mode Charge Mode Vol Compen SOC Vol Compen Voltage compensation Voltage control charging default SOC By setting the charge and discharge SOC target values for battery charge and discharge control We Do www solarpower mart com Solar Power 2 Mart Harvest the Sun power Harvest the Sunpower Factory reset The default parameter values of solar charge controller could be restored via the Factory reset page which means the Control parameter Load setting Charge mode and Device password of the devices could be restored to the factory defaults the factory default password of the devices is 000000 Factory Reset Yes No Failure information The current failure information of the solar charge controller could be checked via the Failure information page a maximum of 15 failure messages could be displayed when the failures of solar charge controller are eliminated the corresponding failure information will also
10. the charge and discharge SOC target values for battery charge and discharge control We 4e www solarpower mart com Solar Power SMart Harvest the Sun power 6 Battery type via Remote Meter or Monitoring Software Sealed lead acid default Fixed controlling voltage unable to be modified Fixed controlling voltage unable to be modified Flooded Fixed controlling voltage unable to be modified Users can modify voltage controlling points Charging Control Parameters via Remote Meter or Monitoring Software Controlling parameters Battery type Sealed Gel Flooded User Battery Ah 200Ah 1 9999Ah Temperature compensation coefficient amV C 2V 0 9mV Rated Voltage Auto 12V 24V Ww www solarpower mart com Solar Power 7 Mart Harvest the Sun power Harvest the Sunpower TROUBLESHOOTING Protection P V Array Short Circuit If PV array short circuit occurs clear it to resume normal charge automatically Load Overload If the load current exceeds the rated current of controller 21 05 times rated discharge current the controller will disconnect the load Overloading must be cleared up then pressing the switch button Load Short Circuit Fully protected against load wiring short circuit 22 times rated discharge current After one automatic load reconnect attempt the fault must be cleared by restarting the controller or pressing the switch button PV Reverse Polarity Fully protection against PV reverse pola
11. working time 2 ER nly xl Light ON Light OFF Night Time Dusk Dawn Time Control Time control Working time1 Control on off time of load through real Working time 1 is the T1 time clock mode compulsory load working time interval Working time2 Realize the dual timer function of the Working time 2 is an T2 load control through real time clock optional mode Device parameter The software version information of solar charge controller could be checked via the page of device parameters and device data like device ID device LCD backlight time and device clock could be checked and modified The page of device parameter in the diagram below n k P ge P Li b Note the bigger the ID value of the connection device the longer the Meter communication identification interval the maximum interval lt 6 minutes We www solarpower mart com Solar Power Iff Mart Harvest the Sun power oolar charger controller software and hardware version numbers oolar charger controller communicated ID numbers Bklight oolar charger controllers LCD backlight working time Month Day Year Solar charger controller internal clock H M S Device password The password of the solar charge controller could be modified via the page of device password the device password is a 6 digit figure which is required before entering the modification mode of Control parameter Load
12. 5 R S485 USB Interface En WARNING Connecting the controller with PC network communication port by network cable is forbidden It may cause the damage to the components of the controller Gs N B e E s i P ud f m Note The interface is one to one telecommunication interface so several peripherals cannot be connected simultaneously Method to set controller parameters and charging mode By connecting MT50 remote display unit or PC monitoring software user can set customized parameters such as Load work mode battery type charging control parameters etc and also have more powerful function by connecting the remote display Please refer to peripherals specification We 4e www solarpower mart com Solar Power SMart Harvest the Sun power DC Load Mode Setting 1 Manual Control default Introductions Load is on all the time if battery Control the load ON OFF capacity is enough and no abnormal 1 By load button on conditions happen controller 2 By the OK button when displaying animation page on MT50 3 By PC software Load is OFF all the time 2 Light mode Via Remote Meter or Monitoring Software only Light ON Voltage Night When input voltage of solar module is lower than light ON threshold voltage it automatically turns ON load output if the battery Capacity is enough and no abnormal condition happen Light OFF voltage Day When input voltage of solar module is
13. 7V Voltage Charging Limit Voltage 15 0V 15 0V 15 0V 9 17V Over Voltage Reconnect 15 0V 15 0V 15 0V 9 17V Voltage Equalize Charging Voltage NE 14 6V 14 8V 9 17V Boost Charging Voltage 14 2V 14 4V 14 6V 9 17V We 40 um www solarpower mart com Harvest the Sun power Float Charging Voltage 13 8V 13 8V 13 8V 9 17V Boost Reconnect Charging 13 2V 13 2V 13 2V 9 17V Voltage Low Voltage Reconnect 12 6V 12 6V 12 6V 9 17V Voltage Under Voltage Warning 12 2V 12 2V 12 2V 9 17V Reconnect Voltage Under Voltage Warning 12 0V 12 0V 12 0V 9 17V Voltage Low Voltage Disconnect 11 1V 11 1V 11 1V 9 17V Voltage Discharging Limit Voltage 10 6V 10 6V 10 6V 9 17V 1 The default battery type is sealed For Gel Sealed Flooded battery type the voltage point is fixed unable to modify it 2 User type is the user defined battery type The default value is the same as sealed type When modify it please follow the below logistic relation a Over Voltage Disconnect Voltage gt Charging Limit Voltagez Equalize Charging Voltage 2Boost Charging Voltage gt Float Charging Voltage gt Boost Reconnect Charging Voltage b Over Voltage Disconnect Voltage gt Over Voltage Reconnect Voltage c Low Voltage Reconnect Voltage gt Low Voltage Disconnect Voltage Discharging Limit Voltage d Under Voltage Warning Reconnect Voltage gt Under Voltage Warning Voltage2 Discharging Limit Voltage e Boost Reconnect Charging voltage
14. B Power 12V input www solarpower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower WARRANTY The BETA 2 0 charge controller is warranted to be free from defects for a period of ONE 1 year from the date of shipment to the original end user We will at its option repair or replace any such defective products Claim procedure Before requesting warranty service check the User Manual to be certain that there is a problem with the controller Return the defective product to us with shipping charges prepaid if problem cannot be solved Provide proof of date and place of purchase obtain rapid service under this warranty the returned products must include the model serial number and detailed reason for the failure the module type and size type of batteries and system loads This information is critical to a rapid disposition of your warranty claim This warranty does not apply under the following conditions 1 Damage by accident negligence abuse or improper use 2 PV or load current exceeding the ratings of product 3 Unauthorized product modification or attempted repair 4 Damaged occurring during shipment 5 Damage results from acts of nature disaster such as lightning floods etc 6 Irreclaimable mechanical damage We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower End of Page We te www solarpower mart com Solar Power SMart Harv
15. Solar Power Mart Harvest the Sunpower dM Sealed Acid Battery Gel Battery Flooded Battery Lithium Battery Customize Battery in 1 Solar Charge Controller 2 0 Thank you for choosing our product This manual offers important information and suggestions about the installation use and troubleshooting etc Please read this manual carefully before using the product and pay attention to the safety recommendations within www solarpower mart com Solar Power Harvest the Sun power USER MANUAL BETA 2 0 15A 20A 5 IN 1 SOLAR CHARGE CONTROLLER RATINGS Automatic 12V and 24V NOTES For use with solar panels and battery only TECHNICAL INFORMATION Auto 12 24 Volt DC Nominal System Voltage 12 24VDC Maximum PV Input Voltage 50V Nominal Charge Discharge Current 15A and 20A The controller will recognize the system rated voltage when started up If the battery voltage is lower than 18V it will recognize the system as 12V If the battery voltage is greater than 18V it will recognize the system as 24V wo www solarpower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Notes Cautions and Warnings This manual contains important safety installation and operating instructions The following symbols are used throughout this manual to indicate potentially dangerous conditions or mark important safety instructions please take note of them
16. Solid Over discharged Flashing Battery over temperature Indicator EE EMEN Fast Flashing Short circuit www solarpower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower OVERLOADING AND SHORT CIRCUIT PROTECTION Load status Times of Rated Time of duration Current S Overload 1 02 1 05 1 05 1 25 1 25 1 35 0 90 30 10 2 ee CONTROLLER OVERHEATING PROTECTION AND SYSTEM VOLTAGE ERROR INDICATION PV DC Load and Battery indicator System voltage error flashing simultaneously Orange PV DC Load and Battery Indicator Controller overheating flashing simultaneously WARNING When the controller heat sink exceeds 85 C controller will cut off and output circuit 4L WARNING When controller is set to a fixed rated voltage controller will stop working if battery voltage mismatch with the set voltage We www solarpower mart com Solar Power Iff Mart Harvest the Sun power Switch Button Function 1 Manual Control ON OFF of the load 2 Resume to normal work after the fault is cleared up SETTING INSTRUCTION 1 Remote Meter Use standard network communication cable with CC RS485 RS485 200U MT www solarpower mart com Solar Power Harvest the Sun power 2 PC monitoring setting software Solar Station Monitor Use dedicated RS485 to USB communication cable with CC USB RS485 150U Controller RJ45 RS485 Networkintertace f Q2 U Controller RJ4
17. Time Control C Light on off llTime1 1 2 Light ontTimer OnTime 5 OnTime H M S Time Control OffTime H M S OffTime H M S www solarpower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower Manual Control Manual control Mode Introductions ON Load is on all the time if battery capacity is enough and no abnormal conditions happen OFF Load is OFF all the time Light ON OFF Light ON OFF Light ON voltage Night threshold When input voltage of solar module is lower than light ON voltage it automatically turns ON load output if battery capacity is enough and no abnormal conditions happen Light OFF voltage Day threshold When input voltage of solar module is higher than light OFF voltage it automatically turns off load output Delay time The confirmation time for Light signal During the period if light signal voltage continues matching Light ON OFF voltage it will carry out corresponding actions the time adjustment range 0 99mins Light On timer Light On timer T1 turns ON load time is set as 0 it means this time will 2 T2 turns off load real working time of T2 depends on the Night time Total night time controller get from Night time and the Calculation 23h length of T1 T2 We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower working time 1 xir xl Light ON Q
18. atically recognize day night technology e New SOC method of calculating accurately displays the available battery Capacity e With functions of current power calculation and real time energy statistics recording it is convenient for users to view charging and discharging energy of each day month year and total value e Use of standard Modbus communication protocol for RS 485 bus connections making communication distance much longer and communication protocol compatibility much better e Intelligent timer function with 1 15 hours option Program with Remote Meter e Unique dual timer function enhance the flexibility of lighting system Program with Remote Meter e Programmable Lithium Gel Sealed Flooded Customize battery type options e Adopts temperature compensation corrects the charging and discharging parameters automatically and improves battery life e Electronic protection from overheating over charging over discharging overload and short circuit e Reverse protection any combination of solar module and battery e Support On Grid grid tie solar panel maximum PV voltage input 50V e Imbedded desulfator function from PWM technology The controller is for multipurpose off grid solar systems and enhances off grid solar system protects the battery from being over charged by the solar module and over discharged by the loads The charging process has been optimized for long battery life and improved system performance
19. ble interfaces used for communication connection with controllers n oue A ca iw al v E 3 7 Note Please use the communication plug which is marked with MT to connect MT50 5 WWW Solarpower mart com Solar Power art Harvest the Sun power Harvest the Sunpower Battery status Charge current icon Ig NIE EI gt gt FE PV vol and E 13 8V 13 8V cur values 18 28 10 08 Battery icon Load current icon icons Load status icon Load vol and cur values Battery vol and cur values Monitoring screen Day and night icons The threshold voltage is 1V Higher than 1V is daytime Charge current icon The icon is dynamically if there is charge current Battery icon The battery capacity is dynamically displayed based on the SOC value calculated by the controllers Note When the battery is in over discharge status the icon displayed Battery status icons Normal voltage Under voltage Over discharge Load current icon The icon is dynamically if there is discharge current Load status icon Load ON Load OFF We 4e www solarpower mart com Solar Power SMart Harvest the Sun power O969D0O Operations Buttons The buttons are respectively from left to right ESC Left Up Down Right and OK buttons the operation is described in the schematic operation diagram below OR OR Main
20. ent cables from swaying when the vehicle object is in motion Unsecured cables create loose and resistive connections which may lead to excessive heating and or fire We 4e www solarpower mart com Solar Power SMart Harvest the Sun power Step1 Battery Wiring WARNING Risk of explosion or fire Never connect the positive and negative battery cables PV Battery Before battery is connected make sure that the battery voltage is greater than 6V to start up the controller If the system is 24V make sure battery voltage is not less than 18V During the first start up the controller will automatically recognize the system voltage When installing a fuse or Mini Circuit Breaker MCB make sure that the distance between the fuse holder and the positive terminal of battery does not exceed 150mm Do not insert a fuse MCB at this time Make sure the battery cable is less than 0 5 meter long to prevent power loss Always keeps the controller as close as possible so that it can sense the battery temperature for effective charging temperature compensation Me www solarpower mart com Solar Power t Mart Harvest the Sun power Harvest the Sunpower Step 2 Load Wiring The controller can be connected to electrical equipments such as lights pumps and motors The controller draws power from the battery Connect the positive and negative controller load terminals as shown in above Figure A fuse holde
21. est the Sun power
22. ge BULK PWM CHARGING Charging _ Current amps 2 6 8 10 NOON 2 4 6 AM AM AM PM PM PM Float Charge After the battery is fully charged in boost voltage stage the controller reduces the battery voltage to float voltage set point When the battery is fully charged there will be no more chemical reactions and all the charge current transmits into heat and gas at this time Then the controller reduces the voltage to the floating stage charging with a smaller voltage and current It will reduce the temperature of battery and prevent gas release and also charges the battery with a low current The purpose of float stage is to offset the power consumption caused by self consumption and small loads in the whole system while maintaining full battery storage We Me www solarpower mart com Solar Power Mart Harvest the Sun power gi 4t capacity In float stage loads can continue to draw power from the battery In the event that the system load s exceed the solar charge current the controller will no longer be able to maintain the battery at the float set point Should the battery voltage remains below the boost set point the controller will exit float stage and return to bulk charge Equalize Charge Not applicable to Lithium Gel and SLA WARNING Risk of explosion Equalizing flood batteries can produce explosive gases so well ventilated battery boxes are necessary 6n ae NOTE Equipment damage Equali
23. gt Low Voltage Disconnect Voltage We www solarpower mart com Solar Power Iff Mart Harvest the Sun power En Warning Please carefully to select battery type It will damage battery if the setting Is incorrect Environmental Parameters Environmental parameters Parameter Working temperature 35 to 50 C Storage temperature 35 Cto 80 C Humidity lt 95 NC Mechanical Parameters 7 Parameter _ _ dimension NEN NNI 4 3 2 x47 8 1 88 mm inches Mounting dimension 147 5 79 x50 1 97 mm inches 4 3 Mounting hole size Net weight 0 3kg www solarpower mart com Solar Power 5 Mart Harvest the Sun power Failure indicator Alarm Communication RS485 communication and power interface indicator Display screen Buttons Front View Product Features Failure indicator Failure indicator flashes in case of failure of the connection devices For failure information please check the Controller Manual Alarm Fault audible alarm could be activated or deactivated Communication indicator Indicate communication status when MT50 is connected with the controller Display screen Man machine interaction operation interface Buttons The Meter buttons includes four navigation buttons and two operational buttons See the specific directions in the Operational Manual RJ45 communication and power interfaces Communication and power supply ca
24. menu Schematic operation diagram The default entry page is the browse mode Pressing OK button and inputting the correct password to enter the modification mode Left Arrow and Right Arrow buttons could be used to move the cursor Up Arrow and Down Arrow buttons could be used to modify the parameter values when the cursor is located at the current place OK and Esc buttons could be finally used to respectively confirm and cancel the modification of the control parameters Main menu Up and Down buttons are respectively used to move the cursor to select the menu items OK and ESC buttons are respectively used to enter or exit the corresponding pages of the menu items Monitoring Load set 9 Factory Reset Device Info Device Para 10 Failure Info Device PSW 11 Meter Para Charge Mode Test operation Control Para We www solarpower mart com Solar Power 4 1 Mart Harvest the Sun power Real time monitoring There are 14 pages under real time monitoring Please check it as below Mm Mr REC IEY Wa 32A 0H LSxxxxB Month Day year H M S Char Energy DijsCh Energy Dayi OOUU 0 kWh Dayi OOUUO LUCI kWh Mon OODOQ OU kWh Mon 00000 00 kWh Total 00000 00 kWh Total z 00000 00 kWh Battery Battery Battery Val 000 0 Temp 000 0 C Charge Float Cour LO Voli UOO0 0V Energy gt UVD LVIDVOVD SUCI MA 9 ODD OM Fault Yes No
25. ntain or replace the wires if necessary e Tighten all the terminals Inspect for loose broken or burnt wire connections e Check and confirm that LED digital tube is consistent with required Pay attention to any troubleshooting or error indication Take necessary corrective action e Confirm that all the system components are ground connected tightly and correctly e Confirm that all terminals have no corrosion insulation damaged high temperature or bum discolored sign tighten terminal screws to the suggested torque e Inspect for dirt insects and corrosion and clear up e Check and confirm that lighting arrester is in good condition Replace a new one in time to avoid damaging of the controller and even other equipment Notes Dangerous with electric shock Make sure that all power source of controller is cut off when operate above processes and then make inspection or other operations We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sunpower TECHNICAL SPECIFICATION Electrical Parameters Charge Circuit Voltage Drop lt 0 28V Discharge Circuit Voltage Drop lt 0 20V Self consumption 8 4mA 12V lt 7 8MA 24V Temperature compensation coefficient 3mV C 2V Default Battery Voltage Parameters parameters is in 12V system at 25 C please use X 2 in 24V system Control Parameters Battery charging setting Flooded Over Voltage Disconnect 16 0V 16 0V 16 0V 9 1
26. ower Harvest the Sunpower Step 4 Confirm Wiring Double check the system wiring from step 1 through 3 Confirm correct polarity at each connection Make sure all six terminals are tightened Solar Module Step 5 Install Fuse Turn on MCB Install a suitable fuse in each fuse holder in the following order 1 Battery circuit 2 Load circuit 3 Connect the solar panel connector MCA Step 6 Power up the controller When the controller starts up the battery LED indicator will be green If the controller doesn t start up or the status LED error is active please refer to Troubleshooting Section www solarpower mart com Solar Power 5 Mart Harvest the Sun power ADVANCE CHARGING TECHNOLOGY PWM Technology Series Pulse Width Modulation The controller adopts Advanced Series Pulse Width Modulation PWM technology PWM is the most effective means to achieve constant voltage battery charging by switching the solar system controllers power devices When in PWM regulation the current from the solar array tapers according to the battery s condition and recharging needs The operating principle of PWM charging mode is as follows PWM solar charge controller use technology similar to other modern high quality battery chargers When a battery voltage reaches the regulation set point the PWM algorithm slowly reduces the charging current to avoid heating and gassing of the battery yet the charging continues to ret
27. peration Ww www solarpower mart com Solar Power 2 Mart Harvest the Sun power Harvest the Sunpower Control parameter Browse and modification operations are conducted over the control parameters of solar charge controller See the scope of parameter modification in control parameters table and the page of control parameters in the diagram below Batt Type Sealed Batt AH XXXX AH Over Volt Rec XX xXV Euqal Charge XX XV Under Volt Rect Xx xV Low Volt Disc XX XV Equalize Time xxxMin Boost Time xxxMin www solarpower mart com Temp Comp Coeff X mv C 2V Rated Voltage Auto Boost Charge XX XV Float Charge XX XV Low Volt Rect XX XV Discharge Limit XX XV Solar Power i Mart Harvest the Sunpower Over Volt Disc XX xV Charge Limit XX XV Boost Rec XX X V Low Volt Rect XX XV Batt Char SOC 96 Batt DisCh SOC XXX 96 Harvest the Sun power Control Parameters Table Temperature 3mV C 2V 9 0mV C 2V compensation coefficient Rated voltage Auto 12V 24V 36V 48V Depends on the versions of the controllers Charging SOC 100 Fixed Value We 40 um www solarpower mart com Harvest the Sun power Battery Voltage Parameters Parameters is in 12V system at 25 C please use X 2 in 24V X 3 in 36 V and X 4 in 48 V systems BERN d Discharging limit voltage 10 6V 10 6V Equalize duration po pee eee
28. power Please change to a suitable battery or reset the working voltage If there is no abnormal please press load button to clear the malfunction SOC value incorrect Choose the wrong Correct the right battery type battery type Using the Using the configuration of the reconfigured profile of charging voltage compensation the user defined battery if choosing the user defined type battery type and ignore the SOC x ee a li 4 gt jw 3l SL z a T B a Notes No LED indicator Measure battery voltage with multimeter Min 6V can start up the controller in B a 2 a LV 4 zd T o i a v y 4 Notes No charging status LED indicator with normal connection Measure the input voltage of solar module the input voltage must be higher than battery voltage Ww www solarpower mart com Solar Power 7 Mart Harvest the Sun power Harvest the Sunpower MAINTENANCE The following inspections and maintenance tasks are recommended at least two times per year for best controller performance e Check that the controller is securely mounted in a clean and dry environment e Check that the air flow and ventilation around the controller is not blocked Clear all dirt or fragments on the heat sink e Check all the naked wires to make sure insulation is not damaged for serious solarization frictional wear dryness insects or rats etc Mai
29. r MCB should be wired in series with the load positive or negative wire as shown in above Figure Do not insert a fuse turn off the MCB at this time When wiring the load connection to a load distribution panel each load circuit should be fused separately The total load draw should not exceed the rated load current of the controller www solarpower mart com Solar Power Harvest the Sun power WWW SO arpower mart com Harvest the Sunpower Step 3 Solar wiring WARNING Risk of electric shock Be caution when handling solar panel wiring The high voltage from solar panel s can induce electric shock and injury Keep the solar panel away from sunlight before installing the solar wiring The controller cans accept 12V or 24V nominal off grid solar panel s Grid tie solar panel s may be used if the open circuit voltage of solar panel doesn t exceed the Maximum PV input voltage 50V of the controller If using Grid tie On Grid solar panel the battery system must be 24V The solar panel s work voltage must be equal to or greater than the system voltage Solar Module 9 9 0 9 9 6 For a good set up please kindly use solar connector like the MC4 solar connector Do not connect the solar connector MC4 immediately A MCB can be installed in between solar panel and the controller as a fuse or circuit breaker www solarpower mart com Solar Power t Mart Harvest the Sun p
30. rity no damage to the controller will result Correct the miswire to resume normal operation Battery Reverse Polarity Fully protection against battery reverse polarity no damage to the controller will result Correct the miswire to resume normal operation Battery working voltage error If battery voltage does not match controller working voltage controller will stop working After correcting the voltage the failure can be eliminated through pushing load button Damaged Temperature Sensor If the temperature sensor short circuited or damaged the controller will be charging or discharging at the default temperature 25 to prevent the battery damaged from overcharging or over discharged Overheating Protection If the temperature of the controller heat sink exceeds 85 C the controller will automatically start the overheating protection and stop the charging and discharging When the temperature is below 75 C the controller will resume to work High Voltage Transients PV is protected against smaller high voltage surge In lightning prone areas additional external suppression is recommended We 40 um www solarpower mart com Harvest the Sun power Charging LED indicator PV array disconnection Check that PV and battery wire off during daytime when connections are correct and sunshine falls on PV tight modules properly Green Battery LED Battery voltage higher Check the battery voltage If it indicator fa
31. st flashing than over voltage over high disconnect the solar disconnect module immediately and voltage OVD change a new controller Battery LED indicators Battery under voltage Load output is normal orange Charging LED indicator will return to green automatically when fully charged Battery LED indicators Battery over discharged The controller cut off the output RED color and loads not automatically LED indicator will working return to green automatically when fully charged Load status indicator red Over load Remove or cut out the and slow flashing additional load and press the button the controller will resume to work after 3s Load status indicator red Short circuit Clear short circuit and press and fast flashing the button the controller will resume to work after 3s All the led indicator Too high temperature of When heat sink of the controller flashing battery orange controller exceeds 85 the controller indicator flashing will automatically cut input and output circuit When the temperature below 75 C the controller will resume to work Please reduce the environment temperature the power of solar module or the power of the load All the led indicator oystem voltage error Check whether the battery flashing battery red voltage match with the indicator flashing controller working voltage We www solaroower mart com Solar Power Mart Harvest the Sun power Harvest the Sun
32. urn the maximum amount of energy to the battery in the shortest time The result is a higher charging efficiency rapid recharging and a healthy battery at full capacity In addition this new method of solar battery charging promises some very interesting and unique benefits from the PWM pulsing These include 1 Ability to recover lost battery capacity and desulfate a battery 2 Dramatically increase the charge acceptance of the battery 3 Maintain high average battery capacities 90 to 95 compared to on off regulated state of charge levels that are typically 55 to 60 Equalize drifting battery cells Program with Remote Meter Reduce battery heating and gassing Automatically adjust for battery aging Self regulate for voltage drops and temperature effects in solar systems Ww www solarpower mart com Solar Power 7 Mart Harvest the Sun power Harvest the Sunpower Battery Charge Information 4 EQUALIZE Figure PWM charging mode Bulk Charge In this stage the battery voltage has not yet reached the boost voltage and 10096 of available solar power is used to charge the battery Boost Charge PWM Regulation When the battery has been charged to boost voltage point constant voltage regulation is used to prevent over heating and excessive battery gas releases The boost stage remains for 120 minutes and then reduces into a float charge This is where the PWM technology applies Charging Volta
33. zation may increase battery voltage and can cause damaged to sensitive DC loads Ensure that all loads allow input voltages that are greater than the equalizing charging set point voltage NOTE Equipment damage Over charging and excessive gas precipitation may damaged the battery plates and activate material shedding on them Too high or too long an equalizing charge may cause damage Please carefully review the specific requirements of the battery used in the system Certain types of batteries benefit from periodic equalizing charges which can stir up the electrolyte balance the battery voltage and complete certain chemical reactions Equalizing charges increase battery voltage higher than the standard complement voltage which gasifies the battery s electrolyte If the battery is over discharged the solar controller will automatically switch into the equalizing charge stage and it remains as such for 120mins The Equalizing charge fme www solarpower mart com Solar Power Harvest the Sun power Harvest the Sunpower and boost charge are not carried out constantly in a full charge process so as to avoid too much gas precipitation or heat generation in the battery LED INDICATION PV Charging Status Green On Solid Normal LED Indicator Slowly Flashing In charging Green OFF No charge Battery Status LED Green On Solid Normal Indicator Fast Flashing Over voltage On Solid Under voltage On
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