MX60 PV MPPT Charge Controller QUICK & EASY GUIDE TO
Contents
1. Please reference pages 9 amp 10 for more information on the various Operational Modes EM TIST See eS Preparing For Charging 00 0 A 00 0 A Watts 0000 Aux Off Turn the PV array breaker on The voltage will register at the upper left of the kWHrs 00 0 Sleeping display The MX60 automatically detects the PV voltage no additional programming or setting is necessary to set the PV voltage Note If PV voltage registers 000 V when the PV breaker is on please check polarity of PV array wires IN 087 V OUT 25 1 V Gas TEN Preparing For Charging continued Watts 0430 Aux Off After 5 seconds of stable PV input voltage the MX60 will Wakeup transition to kwHrs 00 0 MPPT Sweeping and prepare to charge the batteries by tracking the Maximum Power Point of the array the most available power from the array When the Maximum Power Point is tracked the MX60 will transition to the BULK MPPT state of charge 4 12 BATTERY TEMPERATURE COMPENSATION VOLTAGE SET POINTS The temperature of a battery has an impact on the charging process in higher ambient temperature conditions the charger regulation set points Absorb amp Float need to be reduced to prevent overcharging of the batteries However in lower ambient temperature conditions the charger regulation set points need to be increased to ensure complete recharging of the batteries The default charger settings of the MX60 are based on typical sealed lead2. Unloaded The battery terminals were abruptly unloaded May be displayed if the battery breaker trips while MPPTing or the system voltage is set too low AutoStart Auto Re Start Once every 3 hours in MPPT mode and once every 4 hours in the Absorb and Float charge modes the MX60 will start over from sleep and re sweep full sweep and re calibrate the current sensor This can either be disabled completely selected to only Auto Re Start in MPPT mode or Re Start in MPPT and Absorb Float charge mode It is recommended that this mode be left to mode 2 Auto Re Start in all 3 charger modes See LOG screen MXTooHot Very rare Either the MX60 is just too hot or its internal temperature sensor is shorted If you do get this message check very carefully to see if the MX60 is really hot on the outside heatsink The heat generated by the MX60 and therefore its losses are proportional to input voltage times output current It is also a good idea NOT to install the MX60 in direct sunlight SysError Very rare System Error indicates an internal non volatile memory error The unit will stop operating when this message is displayed Call the factory if you see this message PV COLD This indicates that the PV array s open circuit voltage is too high for the controller to safely operate This should only occur with systems using 72v DC nominal PV arrays in very cold temperatures below 5 F 15 C The controller will automatically restart operatio
3. soft key to select the desired nominal battery system voltage The symbol indicates the desired nominal battery system voltage When the appropriate nominal battery voltage is selected press the ENTER soft key 3 12 Are you sure 12 24 36 48 60 Verification screen AA Confirm that the selected nominal battery voltage is correct by pressing the YES NO YES soft key Note If the incorrect nominal battery voltage is selected repeat by starting at OOo Off Blank screen instead of pressing the NO soft key Outback 24v Power Power Up screen System The MX60 will reboot to the Power Up screen showing the selected nominal battery voltage at the upper right corner COO OO STATUS SCREEN Congratulations You have successfully set up your MX60 charge controller for your nominal battery voltage IN 005 V OUT 25 1 V Status screen 00 0 A 00 0 A Wee OR OAL This screen shows the numerical data of the input and output connected to the MX60 kWHrs 00 0 Sleeping charge controller Observe that the PV voltage IN is slowly rising even though the Le DOO oO PV array breaker is off This is normal The displayed information is defined as follows IN 005V PV Input voltage OUT 25 1V Battery voltage 00 0A Input PV current 00 0A Output current to battery Watts 0000 Instantaneous watts Aux Off Programmable Auxiliary Output kWHrs 00 0 KiloWatttHours accumulated Sleeping Operational Mode
4. screen i imi s a ree g f CIRNECO ROP Mae In the Main Menu screen position the asterisk at optimize by pressing or logging log2 EXIT gt co gt then press GO to enter the optimize menu screen O OM a OR TIME ZATLON Optimization Screen ee heed In the Optimization screen scroll through the menus by pressing NEXT until Exit Next non GT Mode the MPPT Mode menu is observed Press soft key 3 to change from non GT to FX GT mode Note Re entry of password may be required OPTIMIZATION 2 4 E MPPT Mode Optimization Screen continued Auto Sweep With the FX GT mode selected press EXIT to return to the Status screen Exit Next FX GT Mode OO oO 71 12 MULTI STAGE BATTERY CHARGING The MX60 charge controller is a sophisticated multi stage battery charger that uses several regulation stages to allow fast recharging of the battery system while ensuring a long battery life This process can be used with both sealed and non sealed batteries The MX60 will automatically set the charging regulation voltage set points Absorb amp Float for the selected nominal battery voltage however always follow the battery manufacturer s recommended charging regulation voltages The MX60 charging regulation stages correspond to the chart below Typical Day in The Life ofa MPPT Controller Charging Batteries Su a zs cia Po E CHARGING i as a i VOLTAGE il WOLT
5. the proper sequences and making internal calibrations At wakeup the MX60 closes its relays and will then start sweeping the input voltage the initial sweep towards the battery voltage At dawn and dusk this may happen many times until there is or is not enough power from the PV array to keep going Wakeup is also a time when the MX60 acquires a new Voc Sweeping In Auto Sweep MPPT mode the MX60 is either doing an initial sweep of the panel voltage from Voc towards battery voltage after wakeup or is doing a periodic dithering mini sweep to stay on the max power point Below 5 amps of battery output current this will flash briefly as the MX60 operates at the Park Mpp voltage This message may also appear briefly if the MX60 has reached the max battery current setting and is raising the PV operating voltage to keep the battery current from exceeding the maximum battery output current limit setting MPPT The MX60 is in Maximum Power Point Tracking mode and is trying to get the battery voltage to reach the Absorb or Float voltage set point in the Bulk or Float charge stages If the MX60 is in the Bulk charge stage the Charge Timer ChgT will count up to the max Absorb time Absorbing The MX60 is in the Absorb constant voltage charge stage keeping the battery voltage at the Absorb voltage set point modified by battery temperature compensation if installed and the ChgT counter in the miscellaneous screen is counting down towards zero
6. 60 Battery Temperature Sensor jack Battery temperature sensor plug in jack Aux Output Control Programmable Auxiliary Output for load diversion alarms etc 12v 0 2A Ground lug Aluminum ground lug for chassis equipment ground 2 12 POWERING UP THE CHARGE CONTROLLER This procedure is also used to reset the MX60 to factory default settings Begin by checking that the PV array and Battery wires are securely connected at the 4 Position Terminal Block of the MX60 charge controller Outback 12v Power System OO oO SYSTEM VOLTAGE 24 36 48 60 ENTER Password KKK 150 KKK Enter O O oO O SYSTEM VOLTAGE 24 36 48 60 gt ENTER SYSTEM VOLTAGE 36 48 60 ENTER Off Blank screen With the PV array and Battery breakers off press and hold soft keys 1 and 3 simultaneously then turn on the Battery breaker only Power Up screen Release both buttons when the Outback Power System Power up screen is observed System Voltage screen Proceed by pressing the gt or ENTER soft key to select the desired nominal battery system voltage Password screen You will be prompted for a password to make changes to the system settings The password is 141 Proceed by pressing the soft key until the numerical value is 141 Press the ENTER soft key and the screen will be redirected to System Voltage screen again System Voltage screen Proceed by pressing the gt or the ENTER
7. AGE 1_ REGULATION REGULATION wa 4d b 4a bee pean E F INACTIVE 4 2 th teller etal a ciate fel tell ee Glen cette SLEEPING ee ee ee ee b b4 t 4 L 4 SLEEPING zzz 7 S T T 222 gett Sees oe ee a LONER estes 35 Ymp m Ponce i ARAY S ONAN m O MAY NOT BE FULLY d ze oe H UTILIZED WHEN of tool oR costed trad coho omelet coated terol ane Beet ceeecall REGULATING 50s Sp oct et 20 t i i i a e R3 gt g g Ri X A a e 5 F S an SSS SS SF BULK This stage provides the maximum power to the battery voltage increases while charging A Bulk charge is automatically initiated when the battery voltage is below the Absorb and Float voltage set points The Bulk charge will continue until the Absorb voltage set point is achieved ABSORBING This stage limits the amount of power going to the battery the voltage is held constant The Absorb charge will continue for the duration of the Bulk cycle or until the 2 hour default Absorb time limit is reached Example if a Bulk charge takes 1 hour to reach the Absorb voltage set point then the Absorb charge will continue for 1 hour as well However if a Bulk charge takes 3 hours to reach the Absorb voltage set point then the Absorb charge will last for 2 hours only A Bulk charge will be re initiated if the battery voltage is not sustained at the Absorb voltage set point FLOAT This stage reduces the charging voltage to prevent overc
8. Cut Back Power Systems MX60 PV MPPT Charge Controller QUICK amp EASY GUIDE TO SETTING UP THE MX60 CHARGE CONTROLLER OutBack Power Systems INC 19009 62nd Ave NE Arlington WA 98223 USA Telephone 360 435 6030 http www outbackpower com 900 0044 1 Rev 1 2 OVERVIEW The MX60 Maximum Power Point Tracking MPPT charge controller enables the PV system to achieve its highest possible performance by periodically tracking the Maximum Power Point of the array The MX60 can be used with battery systems from 12v to 60v DC with up to a 72v nominal PV array The MX60 set points are fully adjustable to allow use with virtually any battery type chemistry and charging profile This user guide will demonstrate the basic operation and troubleshooting of your MX60 charge controller This user guide does not cover the installation or additional feature programming of the MX60 charge controller Please consult the Installation and User s Manual for more information MX60 WIRING COMPARTMENT Figure 1 shows the wiring compartment of the MX60 charge controller WD 4 Position Terminal Block Battery temperature sensor jack Auxiliary Output Control jack MATE HUB jack Ground lug a Figurel MX60 charge controller wiring compartment MX60 Wiring Components Defined 4 Position Terminal Block Main connection for the PV PV Bat and Bat MATE HUB jack MATE HUB plug in jack for remote monitoring of the MX
9. acid battery systems To change these setting simply follow the menu instructions below Always ensure that the Absorb amp Float voltages are set to the recommended battery manufacturer s charging regulation set point voltages IN 087 V OUT 25 0 V O5 0 A 17 2 A Watts 0430 Aux Off kWHrs 00 0 MPPT charger aux light Status screen In the Status screen press soft key 1 to enter the Main Menu screen Main Menu screen eq misc optimize In the Main Menu screen position the asterisk at charger then press GO to enter the charger menu screen logging log2 EXIT gt GO Limit Absorb Float Amps Volts Volts 60 0 28 6 27 2 EXIT gt O oO oO O Charger Menu Screen In this menu screen the Current Limit output current Absorb and Float set points can be adjusted as necessary To make adjustments move the asterisk to the desired parameter Current Absorb Float by pressing the gt soft key Pressing the or the soft keys will decrement or increment the desired parameter value When the appropriate settings are made press EXIT to return to the Status screen Note Re entry of password may be required SUGGESTED BATTERY CHARGER SET POINTS The battery manufacturer should provide you with specific instructions on the following maintenance and charging regulation set point limits for the specific batteries The following information can be used when the manufacturer s
10. ain the targeted current limit 2 What is the sweep interval set point A short sweep interval time will cause the MX60 to sweep frequently A sweep interval of 7 to10 minutes is recommended MX60 Battery Temperature Compensated Voltage 1 Can I use a Battery Temperature Sensor BTS RTS other than the OutBack BTS RTS No 2 Why is the battery voltage above below the Absorb and Float voltage set points The battery voltage can rise above the Absorb and Float voltage set points if the battery temperature is lt 77 F or fall below the Absorb and Float voltage if the battery temperature is gt TTF 3 Why does the MX60 show BatTmpErr on the Status screen The BTS is faulty damaged Disconnect the BTS from the BTS jack to resume normal operation MX60 Internal Fan 1 Should the internal fan be running when the MX60 is producing power The internal fan will only run when the internal temperature has reached 1 15 F 2 How long does the internal fan run The internal fan will run as needed In the MISC menu the fan will run if and only if the value of PCB is lower than the value 350 Please reference the User s Manual for more information Please reference the Installation and User s Manual for additional troubleshooting tips guide 12 12
11. damaged EQ MPPT The equalization process has been manually started and the MX60 is seeking the Equalization voltage set point EQ is NOT battery temperature compensated The AUX output will be disabled in all but the Manual On mode After the EQ voltage has been reached EQ 0 00 will be displayed and the EQ time in hours and minutes will be displayed The DC loads should be turned off and the battery should be charged enough so that the MX60 can reach the EQ voltage set point otherwise the MX60 cannot start the EQ cycle EQ 0 00 This message shows that the EQ cycle has started and shows how long it has progressed in Hours minutes EQ DONE Once the set EQ time 1 to 7 hours has successfully completed EQ DONE will be displayed either until a button is pressed or the next morning s wakeup Low Light Snoozing During the initial sweep see Wakeup and Sweeping if it is determined that it is too late or too early in the day the MX60 will display Low Light for a few seconds then display Snoozing for 5 minutes which is a form or sleeping This is meant to reduce energy and unnecessary powering of the MX This can of course be displayed in extremely cloudy weather The snoozing mode can be disabled and has 2 basic modes to choose from One mode is based on the speed of the ability of the PV to charge the input capacitors and another mode looks at the initial wakeup sweep current to see if it reached the low cutoff default current set point
12. from however long the MX60 was in Bulk If the system cannot keep the battery voltage at the Absorb voltage set point then the MX60 will return to the Bulk charge stage display MPPT and the ChgT counter will start counting up again towards the MAX Absorb time set point Absorb There is an external DC source wind generator hydro keeping the battery at or above the Absorb set point Bat Full The MX60 is waiting for the battery voltage to fall to just below the Float voltage set point before continuing with the Float stage This may also be displayed when external DC charging sources are present Float The MX60 is in the Float charge stage and is keeping the battery at the Float voltage set point If the system cannot keep up with the Float voltage set point e g DC loads are on then the MX60 will return to MPPTing display MPPT and try it s best at again reaching the Float set point target voltage New Voc The MX60 is acquiring a new open circuit panel voltage periodically in the U Pick MPPT mode Re Cal There are certain abnormal conditions that can confuse the current measuring method in the MX60 When and if this happens the MX will temporarily stop and re calibrate This may sometimes happen because of negative current i e current coming out of the input terminals instead of into the input terminals or a tripped PV breaker A new Voc is also acquired during a Re Cal 9 12 Bat Tmp Err The battery temperature sensor is shorted or
13. harging of the batteries A Float charge follows after the Absorb charge is completed The MX60 will not re initiate another Bulk charge if the Float voltage set point is not sustained however it will continue to charge the battery until the Float voltage set point is achieved Note A Bulk charge can be initiated if the battery voltage falls below the Float voltage set point if the re Bulk ReBV voltage option is set 8 12 UNDERSTANDING THE VARIOUS OPERATIONAL MODES The modes of operation will change occasionally during the day based on PV array output and battery system state of charge The MX60 operating modes are displayed at the bottom right hand corner of the Status screen Sleeping PV voltage is less than battery voltage or charger current is below the minimum cutoff Lowcutoff current This may also appear briefly during the day when the MX60 is transitioning between certain states and because of other conditions Zzzz At night 3 hours of Sleeping the MX60 will display Zzzz until the next wakeup At the next wakeup usually the next morning the daily statistics AmpHours KWh etc will accumulate into the total statistics and then the displayed daily statistics will clear Wakeup As the PV open circuit voltage Voc rises above the battery system voltage by 2 volts the MX60 prepares to deliver power to the batteries During this period the MX60 is calculating the PWM duty cycles turning on power supply voltages in
14. information is not available Note Higher settings can be used with non sealed batteries but water consumption will be greater and excessive temperatures when charging may occur SEALED LEAD ACID AGM GEL 12v 24v 48v ABSORB voltage set point 14 3v 28 6v 57 2v FLOAT voltage set point 13 6v 27 2v 54 4v NON SEALED LEAD ACID 12v 24v 48v ABSORB voltage set point 14 8v 29 6v 59 2v FLOAT voltage set point 13 6v 27 2V 54 4v 5 12 Non Battery Temperature Compensated System If a battery temperature sensor is not available the Absorb and Float voltage set points can be adjusted for the expected weather conditions The following table shows the appropriate adjustments for both Absorb and Float voltage set points for weather conditions above or below TPF 25 C EXPECTED TEMPERATURE ADJUST SETPOINT 12v 24v 48v Average 95 F 35 C Subtract 0 30v 0 60v 1 20v Average 86 F 30 C Subtract 0 15v 0 30v 0 60v Average 68 F 20 C Add 0 15v 0 30v 0 60v Average 59 F 15 C Add 0 30v 0 60v 1 20v Battery Temperature Compensated System A battery temperature sensor will automatically compensate the Absorb and Float voltage relative to the Absorb and Float charger regulation set points in the charger menu Always ensure that the Absorb and Float voltage are set to the recommended battery manufacturer s set points Menu Map of where to view the battery temperature compensated Absorb and Float voltages IN 087 V OUT 25 0 V Status scree
15. n 05 0 A 17 2 A Watts 0430 Aux Off kWHrs 00 0 In the Status screen press soft key 1 to enter the Main Menu screen charger aux light Main Menu screen eq misc optimize loging 1o62 In the Main Menu screen position the asterisk at mise by pressing or EXIT gt GO gt then press GO to enter the misc menu screen State PWM ChgT misc Status screen Oe ON 000S The temperature compensated TmpComp Absorb amp Float charger TmpComp a28 3 f26 9 A s EXIT Next WIDE Rstr regulationvoltages can be found on the third row of the screen In this screen the Absorb a amp Float f temperature compensated voltages are a28 3 amp f26 9 Note Select EXIT to return to the Status screen Note It is recommended that the Outback Battery Temperature Sensor be installed in the Master of the FX VFX GTFX GVFX series inverter MX60 and HUB installation 6 12 GRID TIE APPLICATION with GTFX SERIES INVERTERS The MX60 charge controller has a grid tie FX GT mode that allows the GTFX GVEX series inverter to manage the Absorb and Float charger regulation set points of the MX60 charge controller The FX GT mode is only applicable with GTFX GVFX series inverter and HUB installation Menu Map of where to set FX GT mode IN 087 V OUT 25 0 V 05 0 A 17 2 A Status screen Watts 0430 Aux Off In the Status screen press soft key 1 to enter the Main Menu screen kWHrs 00 0 MPPT charger aux light Main Menu
16. n If so the PV array polarity connection on the MX60 maybe reversed or the PV wires could be shorted 6 Check the short circuit current of the PV array Use a multimeter to determine if a short circuit current is detected The short circuit current test will not harm the array MX60 not producing expected power 1 Is it cloudy and or is there shading on the panels Clouds partial shading or dirty panels can cause poor performance symptoms 2 What is the current limit set to A lower current limit set point charger menu will yield a loss or power or poor performance symptoms 3 Are the batteries charged Is the MX60 in the Absorbing or Float stage If so the MX60 will produce enough power to regulate the voltage at the Absorb or Float set point voltage therefore requiring less power in these modes 4 What is the short circuit current of the PV array Use a multimeter to determine if a short circuit current is as expected There might be a loose faulty PV array connection 5 Is the PV array voltage close to the battery voltage If so the panels could be warm hot causing the Maximum Power Point of the array to be at or lower than the battery voltage Please reference APPENDIX F TYPICAL ARRAY SIZING GUIDE in the Installation and User s Manual for more information 11 12 MX60 Sweeping frequently 1 What is the current limit set point When the current limit set point is achieved the MX60 will continue sweeping to maint
17. n once the PV array s open circuit voltage falls to a safe level 135v The amount of time required for it to reset is dependant on the module type ambient temperature and the amount of sunlight directly on the PV array Normally the controller will start up in the morning within a few minutes of the PV array being in direct sunlight Reconfiguring the PV array for a 48v DC nominal will eliminate this from occurring 10 12 Troubleshooting Guide MX60 does not boot power up blank screen 1 Check battery connection and polarity Reverse polarity or improper connection will cause power up issues 2 Is the battery voltage greater than 10 5v Measure the battery side of 4 Position Terminal block A battery voltage less than 10 5v may not power up the MX60 3 If the MX60 still does not power up call the factory for additional support MX60 is always SLEEPING 1 Is battery voltage greater than the Absorb voltage set point compensated Absorb voltage If yes the MX60 will not wake up since the battery voltage is at above the Absorb target voltage set point 2 Is the PV voltage greater than the battery voltage by at least 2 volts The PV voltage has to be at least 2 volts greater than the battery voltage for the initial wakeup 3 Check the PV array breaker or fuse Ensure that the PV array breaker or fuse is sized appropriately 5 Does the PV array voltage on the display rise with the PV breaker OFF but reads 000 with the PV breaker o
Download Pdf Manuals
Related Search