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ABOUT THE BATTERYPLUS35-II

BMPRO’s BatteryPlus35-II is a battery management system designed specifically 
for use in recreational vehicles. The BatteryPlus35-II operates from 100 to 240V 
AC mains power supply, towing vehicle auxiliary and solar panel to provide 35A of 
current to simultaneously power caravan loads and charge the caravan battery.

The BatteryPlus35-II is available in a range of models to suite any RV and battery 
management needs.

FEATURE

BP35-II-SI

BP35-II-SR

BP35-II-HA

In-built Solar

20A - PWM

30A - MPPT

30A - MPPT

Solar Connection

Direct to BatteryPlus35-II

Lithium (LiFePO4) Charging

No

No

Yes

Maximum AC Charging Current

20A

20A

30A

OPTIONAL ADD-ONS

To get the most of your BatteryPlus35-II it may be used with the following products 
(sold separately) from the BMPRO range:

BC300 + CommLink

External Shunt for integration of additional accessories and high current loads such 
as inverters.

RVView Battery Monitor

To monitor battery parameters and charge sources.

Trek Battery Monitor

To gain greater insights into battery usage, the ability to monitor water tank levels 
and control water pumps.

O OdysseyLink

To monitor battery usage and caravan features (tanks and temperature) and control 
caravan loads from an in-built monitor.

MiniBoost

DC-to-DC charge-booster for RV applications.

Table 1: Comparison of features for the models of the BatteryPlus35-II range

8

More information https://www.caravansplus.com.au

Summary of Contents for BatteryPlus35-II Series

Page 1: ...TEAMBMPRO COM BatteryPlus35 II BatteryPlus35 II HA BatteryPlus35 II SI BatteryPlus35 II SR OWNER S MANUAL More information https www caravansplus com au ...

Page 2: ...More information https www caravansplus com au ...

Page 3: ... we have created a range of rugged smart and reliable products to power your adventures Our range of battery power and RV management and control systems gives you peace of mind when you are on the road so that you can relax in even the most far flung destinations knowing you have control over your power needs To learn more about the BMPRO range of products please visit our website teambmpro com Mo...

Page 4: ...tery terminals could cause short circuits and may lead to serious personal injury Take care and remove unwanted metal objects from the vicinity of battery and BatteryPlus35 II Remove any personal metal adornment such as chain watch or ring before handling the battery and BatteryPlus35 II Do not attempt to charge non rechargeable batteries Charging a non rechargeable battery may result in the batte...

Page 5: ...ses be patched up with tin foil or wire as this may cause serious damage elsewhere in the electrical circuit or cause fire IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions for Models BatteryPlus35 II SR BatteryPlus35 II SI BatteryPlus35 II HA that shall be followed during the installation and maintenance The nominal voltage of the BatteryPlus35 II i...

Page 6: ...PLUS35 II 22 INPUT POWER SOURCES 22 BATTERY CHARGING AND MANAGEMENT 24 ECO MODE 25 STORAGE MODE 25 RECOVERY MODE 25 USING THE BATTERYPLUS35 II AS A POWER SUPPLY 26 FAULT PROTECTION 27 Copyright 2021 MANUAL PART 036853 REV 7 0 Designed by BMPRO one of Australia s leading power solution experts the BMPRO range of products are proudly Australian Made in Melbourne Victoria and represent a high quality...

Page 7: ...QS AND TROUBLESHOOTING 29 BATTERY 29 CARAVAN LOADS 29 SOLAR 30 APPENDICES 31 BATTERYPLUS35 II OPERATIONAL STATUS INDICATOR 31 BATTERY CHARGING MANAGEMENT ALGORITHM 32 SPECIFICATIONS 34 COMPLIANCE 36 WARRANTY TERMS AND CONDITIONS 38 7 More information https www caravansplus com au ...

Page 8: ...imum AC Charging Current 20A 20A 30A OPTIONAL ADD ONS To get the most of your BatteryPlus35 II it may be used with the following products sold separately from the BMPRO range BC300 CommLink External Shunt for integration of additional accessories and high current loads such as inverters RVView Battery Monitor To monitor battery parameters and charge sources Trek Battery Monitor To gain greater ins...

Page 9: ...es Yes Yes Lithium LiFePO4 No No Yes Table 2 Batteries compatible for use with the BatteryPlus35 II By default the BatteryPlus35 II HA is configured to charge lead acid batteries WARNING The BatteryPlus35 II HA is designed for use with Lead Acid and LiFePO4 Lithium batteries only Do not connect other types of Lithium batteriesto the BatteryPlus35 II HA BMPRO Invicta batteries are recommended 9 Mor...

Page 10: ... 2 POSITIVE CONNECTIONS Used for connecting the positive wire of the 12V loads outputs 1 2 4 LOAD OUTPUTS 10A X 12 POSITVE CONNECTIONS Used for connecting the positive wire of the 12V loads outputs 3 14 Figure 1 BatteryPlus35 II Compatible for all models WARNING Do not replace a damaged power supply cord If the power cord is damaged the BatteryPlus35 II must be discarded Ensure that the AC mains s...

Page 11: ...ON CONNECTOR To connect to and power BMPRO accessories BC300 CommLink External Shunt or OdysseyLink or monitors RVView or Trek 11 REMOTE SWITCH TERMINAL BLOCK RSW Terminal block for connecting an optional remote switch This switch is used to disconnect the loads from all power Terminals are labelled according to their designated load output Table 3 Designated terminal load outputs TERMINAL OUTPUTS...

Page 12: ... isolated or have a current rating higher than the inbuilt circuit protection of the individual outputs and have a current rating less than 40A This may include but not be limited to 9 BMPRO SwayControl 9 BMPRO Trailsafe 9 Heaters 9 Stereo memory WARNING Loads connected to BRK output will not turn off even during ECO mode or Storage mode To maintain good health of the battery during low voltage man...

Page 13: ...ances that may draw greater than 15A such as inverters both positive and negative must be wired directly to the new battery negative on the BC300 to ensure the current is seen by the BatteryPlus35 II and the correct information displayed such as the State of Charge and Time Remaining Refer to our website for more information on this product https teambmpro com products bc300 commlink external shun...

Page 14: ...egative Output Positive Output 40A Max Fuse AUX BATT BRK Solar Solar 40A Max Fuse 40A Max Fuse Heaters Stereo Memory BRK Auxiliary with Isolation Relay BATT Unregulated RV Solar Panels 18 25V 14 More information https www caravansplus com au ...

Page 15: ...ax Fuse 40A Max Fuse 40A Max Fuse SwayControl TrailSafe Heaters Stereo Memory BRK MiniBoostPRO only with BC300 connected BATT MiniBoost AUX AC Inverter 40A Max Fuse WIRING DIAGRAM WITH OPTIONS Isolation Relay Odyssey Pin 1 Lights Pump etc Negative Output Positive Output 15 More information https www caravansplus com au ...

Page 16: ...in the enclosure At normal room temperature 25 C the unit is rated to provide full power in both vertical and horizontal orientations At elevated temperatures of up to 50 C the output current is de rated to 32A The BatteryPlus35 II has over temperature protection and will shut down if its internal temperature rises above the safe level The BatteryPlus35 II will automatically restart once it has co...

Page 17: ...lled For more information refer to the Mounting section The mains cable must be at least 80mm away from the output cables For information on wiring refer to the Wiring Diagram section The plug must be accessible during installation If this is not possible an accessible mains disconnection switch must be incorporated in the mains wiring where the plug is connected Figure 2 Mounting Diagram WARNING ...

Page 18: ...INIMUM WIRE SIZE 0 10A 1 0mm2 or 18 AWG 10 20A 3 0mm2 or 14 AWG 20 30A 5 5 mm2 or 10 AWG LOAD BATTERY AND EXTERNAL DC INPUT CONNECTIONS Up to 14 loads may be connected Loads are attached using female spade Quick Connects QC See Figure 4 Quick Connect Dimensions All load negative returns must be connected directly to the BatteryPlus35 II negative terminals only Figure 3 Quick Connect Dimensions 6 8...

Page 19: ...AN BATTERY CONNECTION Max 8 2mm Min 3 6mm WARNING A fuse must be installed in the positive connection of the battery This fuse MUST be as close as possible to the battery This fuse protects against short circuits and reverse battery conditions A fuse rating no greater than 40A must be used 19 More information https www caravansplus com au ...

Page 20: ...ing a battery other than that which was installed at the caravan dealership consult with the battery manufacturer for a detailed description of the installation uses and maintenance of the battery Verify that the type and capacity of the battery or batteries used are compatible for use with the BatteryPlus35 II WARNING Sparks have the potential to cause an explosion if combustible gases are presen...

Page 21: ...5 II s RSW input 2 Turn off and remove all power sources auxiliary mains solar to the BatteryPlus35 II 3 Connect the battery s positive red terminal to the BatteryPlus35 II Batt connection point 4 Connect the battery s negative black terminal to the BatteryPlus35 II Batt connection point Connecting Multiple Batteries Before connecting multiple batteries in parallel to the BatteryPlus35 II check tha...

Page 22: ...Solar Mains INPUT POWER SOURCES The BatteryPlus35 II can charge from auxiliary mains and solar input sources When multiple inputs are available to the BatteryPlus35 II the BatteryPlus35 II uses power as specified in the tables below to provide the current to simultaneously power caravan loads and charge the caravan battery 22 More information https www caravansplus com au ...

Page 23: ...of standard 12V solar panels up to a total of 20A 300W 450W Solar Input on the BatteryPlus35 II HA and the BatteryPlus35 II SR The BatteryPlus35 II HA and the BatteryPlus35 II SR both feature an in built MPPT charger This enables solar panels to be connected directly to the BatteryPlus35 II HA or BatteryPlus35 II SR without the need for an external regulator The MPPT charger supports the use of st...

Page 24: ...ails can be found in the Appendices Solar Charging with the BatteryPlus35 II SI When charging the battery from solar the BatteryPlus35 II SI applies a multi stage charging algorithm The BatteryPlus35 II SI will use solar as a charging source if the voltage generated by the solar panel is greater than the battery voltage Solar Charging with the BatteryPlus35 II HA and BatteryPlus35 II SR When charg...

Page 25: ...ECO Mode when the battery charges to the Recovery voltage Upon exiting ECO Mode the BatteryPlus35 II will automatically return to its previous state of operation When in ECO Mode you may temporarily turn on caravan loads for a short time by cycling the switch connected the BatteryPlus35 II s RSW input or the battery button on the Trek Odyssey or Mobile Apps This feature allows you to retract slide...

Page 26: ... Batteries Lead Acid The BatteryPlus35 II will not charge heavily discharged lead acid batteries In normal use and with the BatteryPlus35 II battery health preservation batteries should never become heavily discharged If your battery is heavily discharged disconnect if from the BatteryPlus35 II and charge with a stand alone charger Reconnect the battery once the battery voltage has recovered to no...

Page 27: ...present after the 3rd attempt the output will be permanently disabled Normal operation may resume once the fault has been rectified and the system is reset The system can be reset by pressing the reset button or by disconnecting all sources AC mains auxiliary solar and battery Note Activating the remote switch RSW has the same effect as disconnecting the battery Over Temperature Over Voltage and Sh...

Page 28: ...MAINTENANCE Use a dry or moist soft cloth to lightly remove dust or dirt from the BatteryPlus35 II Do not use alcohol thinners benzene or any other chemical cleaner as these products may degrade the housing surface Do not allow any liquids to enter the housing Be sure to turn off all power sources to the BatteryPlus35 II and disconnect the battery before cleaning SERVICING This BatteryPlus35 II con...

Page 29: ... in use if the BatteryPlus35 II was put into ECO Mode The BatteryPlus35 II will be put into ECO Mode if 1 You have pressed the Battery icon on your battery monitor Check to see that the Battery icon on your monitor has been pressed which turns power off to the caravan loads 2 Battery voltage is low The BatteryPlus35 II will enter ECO Mode to conserve remaining battery voltage which will disable pow...

Page 30: ...s of Australia the sun will never be directly overhead so your solar output will be reduced sometimes by up to 50 None of my loads appear to be powered and the screen on my battery monitor has turned off All loads including any battery monitor in use with the BatteryPlus35 II will power down if the BatteryPlus35 II was put into Storage Mode The BatteryPlus35 II will be put into Storage Mode if 1 T...

Page 31: ...no sources available SI Battery OK solar available SR HA Battery OK solar or Aux Solar available Battery OK Aux available Fault on One or More Output Loads High Temperature Fault Battery Fault Solar Fault Other Fault Power Off 2x 2x 2x 3x 3x 3x 4x 1x 1x 1x BATTERYPLUS35 II OPERATIONAL STATUS INDICATOR Table 6 displays the operational status of the BatteryPlus35 II as shown by the coloured flash of ...

Page 32: ...ate as described when the caravan loads are connected directly to the BatteryPlus35 II and not the caravan battery Figure 7 BatteryPlus35 II Battery Charging Management Algorithm Table 9 Timeout for each charging mode based on battery capacity BATTERY CAPACITY SOFT START BULK ABSORPTION FLOAT 100Ah 6 Hours 5 Hours 6 Hours 150Ah 6 Hours 7 5 Hours 6 Hours 200Ah 6 Hours 10 Hours 6 Hours 250Ah 6 Hours...

Page 33: ...Start Mode Charging current is maintained at 10A until the battery voltage reaches 12 3V or soft start timeout occurs Bulk Mode Charging current is maintained at the Bulk current limit until the battery reaches the Bulk voltage after which charging proceeds to Absorption Mode Absorption Mode Battery is charged at Absorption voltage until the current drops below 2A or Bulk Absorption timeout occurs...

Page 34: ...tage 13 65V Float Voltage Output Ripple Voltage 150mV Battery Current Limit max 20A max 20A max 30A Low Voltage Disconnect Lead Acid 10 8V 0 2V Battery Connect after LVD Lead Acid 12 8V 0 2V Low Voltage Disconnect LiFePO4 12 0V 0 2V Battery Connect after LVD LiFePO4 13 8V 0 2V Battery Drain 15mA when in Storage Mode SPECIFICATIONS 34 More information https www caravansplus com au ...

Page 35: ...rt Voltage VBatt 17 5V Solar Input Voltage after start up VBatt 15 25V Ambient Temperature 0 50 C Communication Communication bus available Dimensions 327mm x 207mm x 82mm Weight 2kg Standards Safety AS NZS 60335 2 29 UL 458 UL 1741 EMC AS NZS CISPR 32 FCC Part 15 Approvals RCM UL FCC 35 More information https www caravansplus com au ...

Page 36: ...e of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Warning Any changes or modifications not expressly approved by BMPRO could void the user s authority...

Page 37: ...37 More information https www caravansplus com au ...

Page 38: ...alled incorrectly 4 This warranty does not extend to product failures or defects caused by or associated with but not limited to failure to install or maintain correctly unsuitable physical or operating environment accident acts of God hazard misuse unauthorised repair modification or alteration natural disaster corrosive environment insect or vermin infestation and failure to comply with any addi...

Page 39: ...39 More information https www caravansplus com au ...

Page 40: ...TEAM BMPRO COM POWERING YOUR ADVENTURES BMPRO customerservice teambmpro com 19 Henderson Rd Knoxfield VIC 3180 Australia teambmpro com More information https www caravansplus com au ...

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