Installation and Operating Instructions Solar System Controller
Contents
1. iii First connect the PV then the Load terminals NOTE Always connect the Negative first then the Positive for all connections 10 MD E rn Lm gt Meaning Solar Module reverse polarity warning Remedy Reconnect solar module correctly E5 could also mean not enough sunlight to charge the battery 11 The Leading Edge in Solar Technology ACE CO amp Ol pss Waste electrical products should not be disposed of with household waste FOR TECHNICAL Please recycle where facilities exist ADVICE OR HELP Check with your local authority or retailer for recycling advice PLEASE CONTACT VOLTECH gt PH 07 3219 6655 FAX 07 3219 6644 EMAIL support electroparts com au WEB www electroparts com au Specifications are subject to change without prior notice Copyright reserved by ProVista Technology Limited Instruction manual Ver 2 0 122. and nonflammable The battery to controller cable should be as short as possible 1 2mtrs is ideal and be of a suitable diameter to minimize voltage loss Do not assemble outdoor the unit should be installed in the way to be protected against humidity dripping rainwater as well as direct and indirect heat sunlight To ensure the air circulation for cooling an area of 15cm on each side of the unit must be kept free The LCD display should be protected against UV rays e g sunlight Long time exposure to UV rays can permanently discolor the LCD The solar charge controller may only be connected to the local loads and the battery by trained personnel and in accordance with any applicable regulations Follow the installation and operating instructions for all components of the PV system Ensure that no cables are damaged Ensure that polarity of Solar panel battery load is correct and use only insulated tools WARNING ISC3032 can work with input voltage up to 45 Vdc maximum when installing at this voltage particularly with regard to module open circuit voltage Voc the entire solar energy system must be installed with protection class Il Cover solar modules during installation and use only insulated tools CONNECTING DIS CONECTING SYSTEM SEQUENCE Connect the wires in the sequence from 1 to 6 according the above diagram when Disconnect the wires in the REVERSE sequence from 6 to 1 according the above diagram Use with 12V o
3. current or the current is less than 1Amp for 5 minutes the controller will switch to Night mode and display ff in the lower right hand corner 6 When the unit is in the default display mode Pressing the enter button will turn the load ON or OFF manually The arrow lamp symbol gt 5e will be displayed when the load terminal is ON 3 How to set the system time 1 At default display mode press menu button 3 times to show controller s system time to you In this mode press enter button once the hours will flash you can adjust the figure via Pageup Pagedown button press enter button one more time to confirm the setup for Hour and switch to Minute setup mode you can adjust the figure of minute via Page up Page down button once it s done press enter button to save 2 Charging Voltage Check amp Program Press menu button 4 times Window will switch to show BULK voltage setting To change this setting Press enter button once you can program charge voltage via Pageup Pagedown button 12V Battery 13 8V 14 8V 24V Battery 27 6V 29 6V Press enter or menu button to save setting 3 Press menu button 5 times Window will switch to show FLOAT voltage setting To change this setting Press enter button once you can program Float voltage via Pageup Pagedown button 12V Battery 13 0V 14 2V 24V Battery 26 0V 28 4V Press enter or menu b
4. ProVista TECHNOLOGY VOL TECH gt Installation and Operating Instructions Solar System Controller ISC3032 ABOUT THIS MANUAL These operating instructions come with the product and should be kept with it as a reference to all user s of the product Read these operating instructions carefully before use Keep them over the entire life of the product And pass then on to any future owner or user of this product This manual describes the installation function operation and maintenance of the solar system controller ISC3032 These operating instructions are intended for end customers A technical expert must be consulted in cases of uncertainty SAFETY 1 The solar controller may only be used in PV systems for charging Lead Acid type batteries This includes SLA VRLA Lead Calcium AGM and GEL Note User s should always refer to battery manufacturer supplier s recommended values for battery charging settings and float voltage setting 2 No energy source other than a solar panel PV may be connected to the solar charge controller Do not connect any defective or damaged measuring equipment Follow the general and national safety and accident prevention regulation Never alter or remove the factory plates and identification labels Keep children away from PV amp Battery systems Never open the device No user serviceable parts inside One set solar module can connect with one control
5. c re start Night Light Functions Set the two timer schedule programmable for street light application OPERATING THE CONTROLLER The display shows a variety of system data by symbols and digits Both buttons control all settings and display windows 1 Display and operation elements LCD display for controller information and messages Pagedown button Manual load switch or confirmation button in program mode Enter button Pageup button Button for switching display windows or calling up the settings Menu button 2 Display window Symbols for current direction for load Symbol for Question Symbol of Battery Charging Charging current volume Units display BULK Suitable battery voltage 12V 24V roar ni Quick charge Timer1 amp Timer2 Floating charge 4 Segment display for text and figures Change the display windows with the Menu button e g for 12V battery 1 The default window will show like below battery voltage capacity volume of the battery BULK ly 2 Press menu button once to check charging current 3 Press menu button again to display the load current _ 2V 4 When the charging current or output current is less than 0 5Amp the LCD will always show Min A When there is no current it will show 0 Amp CHARGING CURRENT lt 0 5A OUTPUT CURRENT lt 0 5A mM pene A 5 If solar module cannot provide
6. ds for the time when you want to turn the load on OFF stands for the time when you want to turn the load off ON OFF means the Timer is disabled 9 4 From the main default screen press the menu button 8 times Timer2 screen will appear Follow Step 9 3 operation as per above Timer1 and Timer2 setup should now be complete you can confirm these settings by using the menu key to scroll through to Timer1 and Timer2 screens ON OFF OT oana 1 We FEATURES 1 PWM Charge control Depending on the actual battery level various charging procedures float charging and boost charging are automatically performed The final charging voltage Float is also temperature compensated 2 Deep discharging protection If the battery falls below a specified voltage 11 5V 23V the load output is disconnected preventing excessive discharge of the battery Once the voltage increases to 12 5V 25V the load will be automatically re connected The set points of the deep discharging protection are predefined and cannot be reset 3 Two timers can be set to turn the loads on and off automatically 4 Temperature Compensation ISC3032 has an internal ambient temperature sensor that compensates during the float mode This functions only when float voltage setup is set to OFF See item no 4 page 5 INSTALLATION Install the controller in a ventilated area away from flammable materials and gases The surface should be solid even dry
7. hat can be remedied by appropriate external measures Since not all errors can be simultaneously displayed the error with the highest error number priority is displayed If several errors are present the second error code is displayed after remedying the more significant error The following meaning is assigned to the different error codes A Meaning Battery reverse polarity warning d l fa 4 Remedy Reconnect battery correctly A Meaning Battery Voltage Too high or too low D lt gt Lb Remedy Check battery voltage it might be too low or too high possible recharge battery manually If battery can t be recharged Replace battery amp re check 3 A Meaning Module current too high D o amp ia al Remedy Reduce the input current module power to lt 30Amps A Meaning Over current at the load output be SED a D Remedy 1 Reduce load current to lt 30Amps 2 If reducing load current does not work Press Enter button If LCD shows E4 with NO load connected or LCD shows current as 0 00A WITH a load of more than 50Watts running Then follow the Reset Procedure as follows 3 Reset Dis connect the unit by removing all connections in Reverse sequence from 6 to 1 see Page 8 then follow the reset procedure i While holding down the Menu button re connect the Battery terminals to the unit ii Release the Menu button this will prompt the LCD to show FFFF
8. ler only Never touch bare cables OTHER RISKS OOnN OO fF W Danger of fire and explosion Do not use the solar charge controller in dusty environments in the vicinity of solvents or where inflammable gases and vapors can occur No open fires flames or sparks in the vicinity of the batteries Ensure that the room is adequately ventilated Check the charging process regularly Follow the charging instructions of the battery manufacturer B r i Acid splashes on skin or clothing should be immediately treated with soap suds and rinsed with plenty of water If acid splashes into the eyes immediately rinse with plenty of water Seek medical advice Fault behavior Operating the solar charge controller is dangerous in the following situations The solar charge controller does not appear to function at all The solar charge controller or connected cables are visibly damaged Emission of smoke or fluid penetration gt o When parts are loose If any of these occur immediately disconnect the solar charge controller from the solar panels and battery Function This solar system controller is designed to Monitor the state of charge of the battery Controls the charging process Control the connection disconnection of loads Make sure Solar system works at proper condition Features Charging Voltage is user programmable Load Terminal switches Positive side Manual load switch with automati
9. r 24V battery bank controller will detect voltage of battery automatically Never exceed the nominal ratings see below technical data for reference Suggested cable length 10m solar panel connection cable 2m battery connection cable 5m load connection cable TECHNICAL INFORMATION Auto Reconnect Voltage 12 5V 25 0V DC Output Voltage 12 24V DC Low Voltage Disconnect 11 5V 23 0V DC 2 Typical Idle Consumption lt 20mA DC Operating temperature 20 C 50 C CHARGING CURVE Voltage Volts Current Amperes Bulk This is the first stage where the battery is in a low charge state typically 10 amp receives the majority of its charge During this stage the battery is brought to about 95 of its charge by getting 100 of the available solar power Float Pulse mode Maintenance At the end of bulk stage typically when the battery reaches 14 4 Volts a maintenance mode starts where the battery voltage can float between an high and low value fixed by the controller These values are temperature compensated in order to keep the battery at 100 charge stage in any condition PROTECTION FUNCTIONS Overcharge protection Deep discharge protection Battery under voltage protection Solar panel reverse current protection The following installation faults do not destroy the controller After correcting the fault the device will continue to operate correctly Overcharge protection Deep di
10. ram below If you want the load to stay OFF for the remainder of the night make sure Timer2 hours are sufficient to reach dawn The ISC3032 recognizes day and night based on the solar array voltage NLF Night mode will start when the PV Input Voltage falls below 10 Volts 20V 24V Sys Standard Controller Mode Light on Evening Moming Mode Light on Timer 2 Hours Hours to dawn after dusk Middle of night Light off Standard Controller Mode NLF set to OFF See Item 9 1 Page 7 5 Timer and Timer2 setup To change Timer settings you must first make sure that NLF is set to OFF 9 1 Check that NLF Night light function is set to OFF by pressing the menu page button 6 times from the main default screen Window will switch to NLF setup interface Press the enter button once through Pageup Pagedown buttons choose OFF and then confirm by enter button OFF i AIN 12V 9 2 From the main default screen press the menu button 7 times Timer1 screen will appear 9 3 Press the enter button once Then adjust Hour via Pageup Pagedown buttons Press the enter button to confirm the hour setting and switch to Minute adjustment Use Pageup Pagedown buttons to adjust Minute Press enter button to confirm minute setting Now using Pageup Pagedown buttons choose ON or OFF or ON OFF and then confirm by enter button ON stan
11. scharge protection Reverse polarity protection of load panel and battery Automatic electronic fuse Short circuit protection of load and panel Over voltage protection at panel input Open circuit protection without battery Reverse current protection at night Overload protection Battery over voltage shutdown GROUNDING Ca e A A A e e a A Grounding ISC3032 is not technically required when installing a stand alone solar system However if required Common grounding of the negative Battery and Load control output is OK for negative earth electrical systems such as a caravan or motor home Caution ISC3032 can ground the negative only and PV array is not allowed to have negative grounding MAINTANANCE The controller is maintenance free We strong suggest that all components of the PV system must be checked at least annually Ensure adequate ventilation of the cooling element Check the cable strain relief Check that all cable connections are secure Tighten screws if necessary o Terminal corrosion ERROR MESSAGES Caution Please do not open the controller or attempt to replace components when troubleshooting Improper maintenance can be hazardous to the user and the system If the controller detects errors or unauthorized operating states it shows error codes on the display Error codes can generally be differentiated whether there is a temporary malfunction e g regulator overload or a more serious system error t
12. utton to save setting 4 You can set the FLOAT Voltage to automatically adjust trim voltage based on the ambient temperature In the FLOAT setup interface press enter button once use the Pagedown button until LCD displays OFF Float voltage will vary accordingly to the ambient temperatures stated below 12V system lt 0 C 14 2 14 4v 0 C 20 C 13 8 14 4v lt 0 C C 13 5 14 4v 24V system lt 0 C 28 4 28 8v 0 C 20 C 27 8 28 8v gt 20 gt 20 C 26 9 28 8v 4 Night Light Function NLF setup Press menu button 6 times Window will switch to NLF setup interface Press enter button once through Pageup Pagedown buttons choose ON and then confirm by enter button After NLF on press menu button window switch to Timer1 setup interface Press enter button once you can adjust the Hour 1 12hours via Pageup Pagedown buttons and then confirm it by pressing enter Timer1 hours stands for the time the load terminal will be switched ON Press menu button again window switch to Timer2 setup interface Press enter button once you can adjust the Hour 1 12hours via Page up Page down buttons and then confirm it by pressing enter Timer2 hours stands for the time the load will be OFF after Timer1 hours have finished NOTE When the Timer2 hours are finished the load will turn ON again until dawn See Diag
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