2LT dual load and dual time-series USER`S MANUAL
Contents
1. 0 Forced to light function turn off 0 1 Forced to light function turn on 9 Battery Type 1 4 1 4 1 Lead acid batteries 1 2 open battery 3 gel batteries 4 lithium iron battery 3 1 light time The longest time can be set to 14 hours if you want to achieve double time function please confirm the time that the sum of night light time and morning light time are no more than the time of whole night Parameter 1 2 3 4 5 6 7 8 9 O 1 2 43 4 LED Light time lh 2h 3h 4h 5h 6hn 7h 8h Qh 10h 11h 12h 13h 14h 3 2 the light control point adjustment the light control point adjustment 4V 10V Parameters Default 5V 12 10V 24V Parameter LED 4 5 6 7 8 9 0 light control point 4V 5V 6V TV 8V 9V 10V 3 3 Night confirm time Parameter LED 1 2 3 4 5 6 7 8 9 0 Night confrim time Imin 2min 3min 4min 5min 6min 7min 8min 9min 10 min 3 4 delayed time for the lighting 3 5 delayed time for the lighting N 5Min Default delay time is 0 minutes Parameter LED 1 2 3 4 5 6 7 8 9 0 delayed time for 5min 10min 15min 20min 25min 30min 35min 40min 45min 50min the lighting Battery Parameters Over voltage 17 0V protection boost charge 14 6V 14 4V 14 8V 15 0V v2. 12V While shows 24 means 24V Intrudction of function 1 Various choices for storage battery The controller can be used with various storage batter like Lead acid batteries open battery gel batteries lithium iron battery Before using the controller please choose the right mode of storage battery 2 Double periods of lighting There are two loads output for the controller and each one can separately control the two periods of lighting When choosing this function the light is off automatically after working in the evening for a certain time In the earlier morning the light is on till daytime K yg lt gt AA The light is on in the light is off the light is on in t the evening earlier morning 3 With adoption of PWM charging mode the storage battery is charged every 7 days to prevent the battery from Vulcanization After over discharging the battery will also be charged Normally the battery should be charged with direct charge in the first 30 minutes Then it should be float charge The controller automatically controls the state of load When the battery is over discharged the controller will cut off the connection between the load and battery 4 Temperature compensation The controller adjusts the charging voltage according to the environment temperature which makes the perfect charging 5 The controller will identify the voltage when the controllers are charged initially When LED shows 12
3. loss 3 The connection to storage battery Pay attention to the and in case of reverse connection If it is connected well the indication light will be on Otherwise please check the connection 4 The connection to solar panel Pay attention to the and in case of reverse connection If it is connected well the indication light will be on Otherwise please check the connection If the solar panel is placed under sunshine the voltage will caused immediately While use the system whose voltage is over 24V please take care 5 The connection to load connect the leads with load of controller The two interfaces are in parallel connection and the total current must be less than rated current Pay attention to the and in case of reverse connection which may damage of the device Outside view of the controller Load1 Parameter display Charging for solar panel NO 1 Load2 mode display Battery state NO 2 Parameter adjustment buttons Load NO 3 Mode regulator button Load2 NO 4 PV Bat Load1 Load2 1 Working state indication Solar panel indication the solar indicator light is on as the output voltage of solar battery panel reaches a certain point The indicator light flashes slowly as the storage battery is charging The indicator light will flash quickly as the system is over voltage Storage battery indication when the battery is under voltage the
4. of light control light control judgment of time the time of delayed lighting the type of storage battery The user can adjust these date according to the different requirements and environment The controller can be used with various types of storage battery such as Lead acid batteries gel batteries lithium batteries and so on The controller can recognize the time of night and intelligently adjust the second period of lighting light is on in the earlier morning With the test button the user can set the controller much more easily The short circuit over load connection reverse protection as well as over charge over discharge protection are available There are detailed indications for charging the state of storage battery loads and so on Through the computer chips the controllers take samples from the parameters of storage battery voltage photo battery discharge current and environment temperature and then use the dedicated control mode calculation to control the discharge rate and make it matched with the characters of storage battery realize the high accurate temperature compensation PWM fuzzy charge mode and 7 phase voltage control are available for the storage battery so that storage battery is always in the perfect working state To the controllers with 12V 24V automatic identification function the system will identify the voltage when the controllers are charged initially When LED shows 12 it means the system voltage is
5. 2LT dual load and dual time series Solar Charge Controller USER S MANUAL Dear users Thank you for choosing our product Before using this product please read the manual carefully Main features 1 Different batteries can be used like Lead acid batteries gel batteries lithium batteries 2 Double output design and each output working time can be set separately 3 Dual time period to adjust the time freely 4 Various choices for the data of controller such as the choice for start up voltage of lighting control the time of lighting the delay of lighting 5 Automatically recognize the period of night to keep the lighting time accurate 6 Temperature compensation 7 The storage battery is charged every 7 days to prevent the battery from Vulcanization 8 Various protections include over charge over discharge and over load as well as unique electron short circuit protection and connection reverse protection 10 Technical grade chips and precision components are adopted for all the controls Therefore the controller performs well in very low and high temperature as well as humid environment Product instructione The controller is designed for solar Street light and yard lamp There are two loads output and each one can separately control the two period of lighting one period is in the evening and the other one is in the earlier morning Various technical data of the controller can be adjusted by user like the voltage
6. This function is only used for testing during the day during the night this function is disabled 3 Parameter adjustment According to the step 1 browse to the mode of parameters that the value to be adjusted then press the Setup button for 3 seconds the LEDs flashes and the system of the device is under mode of regulation After releasing the key the data in the LED changes along with every key press till matches with the model designated by customers To finish the setting please wait until the LED stops to flash Or just press the button for 3 seconds Model and parameter setting table mode Mode Parameter parameter Parameter Description Parameters LED1 Description range LED2 Default l load1 0 l4hos 0 4 0 9 Equal 0 9 hours night light time 0 4 Equal 10 14 hours 2 load1 0 l4hos 0 4 0 9 Equal 0 9hours morning light time 0 4 Equal 10 14 hours 3 Load2 0 l4hous 0 4 0 9 Equal 0 9hours night light time 0 4 Equal 10 14 hours 4 Load2 0 14hous 0 4 0 9 Equal 0 9hours morning light time 0 4 Equal 10 14 hours 5 the light control 4 10 V 4 0 4 9 Equal 4 9V 12V 5 point 0 Equal 10V 24V 0 6 night confirm time 1 10 1 0 1 9 Equal 1 9min 0 minutes 0 Equal 10 min 7 delayed time for 0 5010 0 0 9 0 the lighting minutes Equal 0X5 9X5 0 45 minutes 0 Equal 10X5 50 minutes 8 Forced to light 0O 1 0O 1
7. armless to P Anti connection reverse any parts and fuse protection for solar battery and of controller storage battery FAQ phenomenon solution Under the sunshine the indicator light NO 1 of solar panel is off As the cell panel is charged The system is over voltage Please check the indicator light NO 1 flashes whether the storage battery is well Please check the line connected to photocell and make sure the proper connection quickly connected or its voltage is too high The indicator light NO 2 of Please check whether the storage battery is storage battery is off well connected The indicator light No 2 of storage battery flashes quickly The storage battery is over discharged without output The indicator light No 3 of The load power is higher than the rated load flashes slowly without output power Please stop the operation of some equipment which consumes power and then press the key for a longer time The load is short circuit and need to be adjusted Then press the key for a longer time or wait till the next day it will restart to work The indicator light No 3 of load flashes quickly without output The indicator light No 3 is on Please check whether the equipment which continually without output consumes power is well connected Others Please check the connection 12 24v Auto identified
8. harged voltage the load is off 11 Adjustment of the delayed time for the lighting System integration intelligent self learning function automatically identify the length of the night turn on the lights automatically adjust the time of the morning light and make the morning time are precise control Suggestions 1 Please choose the right mode of storage batter or the battery may be harmed in the wrong mode 2 In the first several days of using the controller the lighting time may be not accurate After working for several days the controller will automatically recognize the data in these days and the lighting time will be accurate no matter whether the power is on or off 3 Although the light on every night function can be chosen it may influence the battery Therefore it should be better not choosing this function Please set the controller in the place easy to Cooling 4 Please put the storage battery and controller in the same place because the controller can test the environment temperature to make the temperature compensation for the battery 5 Please choose the cable with enough capacity to avoid much energy loose Installment and use 1 The controller must be well fixed Please keep a certain distance between the controller and the around setting board 2 Leads the leads must be matched with the current The length of stripped leads at the end of controller should be about 5mm The longer the leads the more the
9. indicator light flashes slowly Over charged for more than 10 seconds the indicator light flashes quickly and the load is off In normal working state the indicator light is on continually Load indication when the load is in normal working state indicator light is on continually In over current indicator light flashes slowly In short circuit the load is off at once and the indicator light flashes quickly While the current is more than 1 25 times of rated current for more than 30 seconds or more than 1 5 times of rated current for 5 seconds the load of controller will be off a eaii off On Flash slowly Flash quickly Solar panel at night daytime Charging Over voltage Storage battery Norm Under voltage Over discharge Load 1 Load is off Load is on Over load Short circuit Load 2 Load is off Load is on CONTROL OPTIONS 1 Mode and parameter Browse Control panel has two LEDs the first display work mode the other display the parameters of work mode When Normal operate press the Setup button The mode and parameters are displayed then press the Setup button mode the work mode will changea value and the parameters of this work mode are displayed the other LED Model and parameter settings table as shown below 2 The test button during the day press the Test button the load will open and press again the off will load If you have no operated the load will automatically turn off after 1 minute
10. it means the system voltage is 12V While shows 24 means 24V 6 Test function In the day time press the test button the load is on Press the test button again the load is off If the test button is pressed only once the load will be off after 1 minute to guarantee the setting 7 The light control point adjustment The light control point is the voltage of solar panel at the night while the light is on The user can adjust the voltage based on the environment For example in the evening with the influence of other light wave to the solar panel the load can not work normally The user should adjust the voltage and choose the higher voltage In this case the start working time of lighting should be earlier 8 night confirm time While the voltage of solar panel reaching lt a l i I a ES TT sas l elayed night 1 tino for konfirm ig pe t night light time gt Load of f _ lt orning light time time 9 Adjustment of the delayed time for the lighting The user can adjust the data of controller to delay the lighting time in the evening 10 Forced to light on every evening While the battery is over discharged the voltage is lower than the back voltage in the next day the load is off in the evening of the next day After choose the function 10 the system will erase the sign of over discharged and open the load Only when the battery voltage is lower than the over disc
11. oltage Direct charge 14 4V 14 2V 14 6V 14 8V voltage Float charge 13 6V 13 6V 13 8V 14 4V voltage Charge recover 13 2V 13 2V 13 2V 13 2V voltage Over discharge 12 5V 12 5V 12 4V 12 6V recover voltage o o S e Lower voltage 12 0V 12 0V 11 8V 11 8V indication Over discharge 11 1V 11 3V 10 8V 10 8V voltage Parameter Description Model 2LT series rated charging current 5A o10A o15A o20A Rated discharging current 5A 010A o15A o20A Working Voltage 12V 024V o12V 24V Auto No load losses lt 5mA Charging circuit voltage drop Less than or equal to 0 20V Discharge circuit voltage drop Less than or equal to 0 15V 4 0mV C 2V boost voltage direct charge float charge and charge return voltage compensation Control method PWM Smart Charging Working temperature From 35 C to 65 C Over load protection when the current of controller is 1 25 times of the rated current the controller works for Over load and short circuit 30 seconds 1 5 times of rated current works for 5 protection seconds Short circuit protection when the current of controller is more than or equal to 3 times of rated current the protection starts Over charge over discharge Temperature compensation short circuit and over load All the protections ire it brotection protection are h
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