USeR ManUal
Contents
1. Battery as shown The Solar Controller will begin working as soon as the wiring has been com pleted 2 3 BATTERY TYPE SETTING VIA DIP SWITCH OR EXTERNAL WIRE Please check your battery manufacturer s specifications to select the cor rect battery type The unit provides caters to the four most common bat tery types Gel AGM WET conventional lead acid and Calcium There is a DIP switch at the back of the solar charge controller this DIP switch is used for presetting your battery type Please refer to the figure below for selecting the correct DIP switch setting for your selected battery type the factory default setting is the AGM battery type Alternatively we have an additional version that allows for units to be pre configured for use with either AGM or WET battery types by using or omit ting a jumper wire Additionally these units can be configured to utilize temperature compensation by attaching the optional temperature sensor If the external battery temperature sensor is connected to the battery the unit will optimize its charging performance in accordance with the detect JVA SRS12 12 Solar Controller Manual 5 N ei y O gt C O nur O ferd V ed battery temperature The battery will stop charging all together if the detected temperature gets too high Please see the additional figure below for wiring information the factory default setting is for an AGM battery Note Once the DIP sw2. three plastic spacers and self tapping screws supplied and mount the unit to a flat sur face ry or Unit mm 2 2 WIRING Firstly we need to determine the correct wire size for the installation This is largely determined by the lengths of wire required Please refer to the wire size chart below to determine which gauge of wire is required By fol lowing this size chart you will ensure that you get the best performance possible from your solar regulator Total Cable Length solar panel to lt 3M 3 6M 6 9M 9 12M controller plus controller to battery a O nur O ferd V Wire Size Chart To protect the battery and the solar panel we strongly recommend that you place an inline fuse on the positive wire on both the solar and battery circuits A 20A fuse should be used for the SRS12 12 this should be placed Page 6 JVA Technologies Pty Ltd www jva fence com as close to the battery panel as possible The solar controller has 4 terminals which are clearly marked Solar and Battery There is a 12V and earth GND terminal for each circuit Refer to the wiring diagram below Solar Regulator Wiring Diagram 1 Screw the wires tightly into the Solar terminal on the back of the controller and connect it to the Solar Panel as shown 2 Screw the wires tightly into the Battery terminal on the back of the controller and connect it to the
3. 2 ma Automatic equalizing charging periodical 28 Day _ 2 8 Equalization charging voltage at 25 C 0 2 Equalization charging timer timed out CEN T Float charging voltage at 25 C 0 2 Voltage control accuracy 1 Battery temperature compensation coeffi cient Temperature compensation range 20 50 3 protection FT 3 1 Against reverse polarity or short circuit at panel side 3 2 Against reverse polarity or short circuit at battery side 3 3 No reverse current from battery to solar at night TVS or MOV protections against input surge ME EE Over temperature protection during charg ing 4 Electricalparts Input output terminal M4 terminals 4 2 Temperature sensor port or DIP switch 5 PhysicalParameters gt Controller material Plastic Standard ABS 5 2 Power terminal maximum stranded wire 12AWG Ples stranded 3 mm ing Page 12 JVA Technologies Pty Ltd www jva fence com AN O sj U U U N 6 Environmental characteristics 40 85 C 6 3 Operating Humidity range 100 no condensation N Lo D A A Q SB e U JVA SRS12 12 Solar Controller Manual Electric Fencing Products SRS12 12 SOLAR CONTROLLER USER MANUAL
4. Electric Fencing Products SRS12 12 SOLAR CONTROLLER USER MANUAL V ferd a vu ferd O Y CONTENTS NN N N UN N Page 2 G 0 4 wd LU ow W N FEATURES a a a a a a a a a a a a a a a a o a a a a a a WARNING IMPORTANT PLEASE READ ps ow we din e D INSTALLATION a a a a a a a a a a a a a a a a a a a a 6 MOUNTING THE DEVICE 2 6 WIRING ex amp ka we e ss amp amp 6 BATTERY TYPE SETTING VIA DIP SWITCH OR EXTERNAL WIRE G ET OPERATION amp 68 s se aa aa ae eo se sa aas 9 CHARGING STAGES 9 SOFT CHARGE 9 BULK CHARGE 2 2 229 EQUALIZATION CHARGE 9 FLOAT GHARGE 9 L E D INDICATORS ss 10 SPECIFICATIONS a a a a a a a a a a a a a a a a a 1 1 JVA Technologies Pty Ltd www jva fence com M O gt ek D gt N JVA SRS12 12 Solar Controller Manual 1 FEATURES e Advanced MCU with pulse width modulated PWM technology for high efficiency operation e Works with Gel AGM conventional lead acid WET and Calcium Bat teries e Contains a built in regulator to prevent your battery from being over charged Overcharging occurs when the charge voltage is unregulated This can result in premature battery failure e The built in regulator also prevents your battery from being under charged in the solar energy field battery undercharge always occurs especially on some conventional lead acid or
5. ar Controller Manual O O D Q c O 3 2 L E D INDICATORS Solar Power Present No bat tery connected Slow flash Slow flash Fast flash Fast flash Battery reversed Soft start charging Bulk Absorption Equalization OFF Slow flash charging Float charging OFF OFF Solar panel weak Slow flash At night no charge O Slow flash 1 Hz flash Fast flash 3 Hz flash Solar panel reversed OFF O O O O F FF FF FF F O Su U O Page 10 JVA Technologies Pty Ltd www jva fence com SPECIFICATIONS y E N Rated solar panel amps EE Normal input Solar cell array voltage 15 22 22 VDC Ise solar or battery side EN ERES ll Maximum voltage drop Solar panel to bat EE EE er characteristics EEN 1 Minimum battery start charging voltage Soft start charging voltage 0 2 Soft start charging current 50 PWM duty Bulk charge voltage Absorption charging voltage at 25 C a eee ma 2 m Gel type battery a AGM type battery default setting 0 2 WET type battery fs 0 2 Calcium type battery 0 2 Absorption transits to Equalizing or Float condition sd ae 1 Charging current drops to or Absorption charging timer timed out JVA SRS12 12 Solar Controller Manual N Lo D A A Q Sp e U 2 7 Equalization charging active Only for WET or Calcium battery Battery voltage discharged to less than 0
6. calcium batteries The unit provides an automatic equalization feature for deeply drained conventional lead acid battery or calcium batteries This feature will run every 28 days Equalization raises the battery voltage for a short period of time in WET batteries this causes the electrolyte to bubble effectively stirring it This in turn reduces stratification which is the dif ference in acid concentration at different levels in the battery which can reduce performance e Can remain connected to the battery permanently to keep the battery fully charged by using a process called floating Floating the battery stops it charging when the battery is full and automatically resumes charging the battery as required This process will also reduce water loss and help prevent the battery from drying out e Protects your battery from discharging at night Under low light or no light conditions the solar panel voltage could be less than the battery voltage The unit contains a special circuit which prevents current flow ing back from the battery and into the solar panel e Colored LED s to easily indicate the charging status and battery condi tions in addition to letting the user know if the system becomes faulty e Optional external battery temperature sensor e Protection against accidental misuse these include reverse polarity short circuit high temperature and over voltage protection e Our circuit boards utilize conformal coati
7. itch setting or external wire connection is config ured do not change the DIP switch or external wiring doing so may dam age your battery Battery Type Selection 1 2 DIP Switch Gel Wet 14 7V 149 Battery Type Setting Via DIP Switch Temperature Sensor _ Micro Conector E mm mm mm mm mm mm mm sl Shorted Battery Type Setting Via External Jumper Wire Page 8 JVA Technologies Pty Ltd www jva fence com 3 OPERATION 3 1 CHARGING STAGES The unit has a 5 stage charging algorithm 1 Level 1 Soft Charge 2 Level 2 Bulk Charge 3 Level 3 Absorption charge 4 Level 4 Equalizing charge 5 Level 5 Float mode Level 3 FREE e Level 1 Charging Stages Y axis Battery Voltage X axis Time 3 1 1 Soft Charge When batteries suffer an over discharge the controller will slowly ramp up the battery voltage to 10V 3 1 2 Bulk Charge Maximum current charging until batteries rise to Absorption level 3 1 3 Equalization Charge This charging state is only applicable to WET or Calcium battery types When the battery is deeply drained to below 11 5V it will automatically run this stage to bring the internal cells to an equal state reinstating any capacity lost from draining the battery 3 1 4 Float Charge Battery is fully charged and maintained at a safe level A fully charged bat tery has a voltage of more than 13 6 Volts JVA SRS12 12 Sol
8. ng and plated terminals mak ing them suitable to hostile environments e Waterproof and non waterproof options Page 4 JVA Technologies Pty Ltd www jva fence com For use with 12V Solar Panel Only Suitable for Solar panels rated at up to 180 Watts at 25 C 1 1 WARNING IMPORTANT PLEASE READ e This charger is designed for indoor use non waterproof type or out door use waterproof type e Do not disassemble the controller If the unit requires repairing please take it to a qualified person e ead acid batteries can be dangerous Ensure no sparks or flames are present when working near batteries e Eye protection should always be worn Never short circuit the battery e Given sufficient light solar panels always generate energy even when they are disconnected e Accidental shorting of the terminals or wiring can result in sparks causing personal injury or a fire hazard We recommend that you cover up the panel s with a soft cloth so you can block all incoming light dur ing the installation This will ensure that no damage is caused to the solar panel or battery if the wires are accidentally short circuited e Always install a battery fuse on each circuit including the solar control ler e Ensure correct polarity when connecting the solar panel to the battery JVA SRS12 12 Solar Controller Manual 2 INSTALLATION Pd MOUNTING THE DEVICE The quickest and easiest way to mount the unit is to use the
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