7.7.2. Reset PIN code .................................................................................................. 41
7.7.3. T
emperature unit setting ........................................................................................ 41
7.7.4. Serial number .................................................................................................... 42
7.7.5. Disabling and re-enabling Bluetooth .......................................................................... 42
7.7.6. Changing PIN code ............................................................................................. 42
7.7.7. Custom name .................................................................................................... 42
7.7.8. Firmware ......................................................................................................... 42
7.7.9. Reset to defaults ................................................................................................ 43
8. Battery capacity and Peukert exponent ........................................................................................ 44
9. Midpoint voltage monitoring ..................................................................................................... 46
9.1. Battery bank and midpoint wiring diagrams ............................................................................ 46
9.1.1. Connecting and monitoring midpoint in a 24V battery bank ................................................ 46
9.1.2. Connecting and monitoring midpoint in a 48V battery bank ................................................ 47
9.2. Midpoint deviation calculation ............................................................................................ 48
9.3. Setting the alarm level .................................................................................................... 48
9.4. Alarm delay ................................................................................................................ 48
9.5. What to do in case of an alarm during charging ....................................................................... 48
9.6. What to do in case of an alarm during discharging .................................................................... 49
9.7. The Battery Balancer ...................................................................................................... 49
10. Troubleshooting .................................................................................................................. 50
10.1. Functionality issues ...................................................................................................... 50
10.1.1. Unit is dead ..................................................................................................... 50
10.1.2. Auxiliary port not working ..................................................................................... 50
10.1.3. Unable to change VictronConnect settings ................................................................. 50
10.2. Connection issues ....................................................................................................... 50
10.2.1. Cannot connect via Bluetooth ................................................................................ 50
10.2.2. PIN code lost ................................................................................................... 51
10.3. Incorrect readings ........................................................................................................ 51
10.3.1. Charge and discharge current are inverted ................................................................. 51
10.3.2. Incomplete current reading ................................................................................... 51
10.3.3. There is a current reading while no current flows .......................................................... 51
10.3.4. Incorrect state of charge reading ............................................................................ 52
10.3.5. State of charge is missing .................................................................................... 52
10.3.6. State of charge does not reach 100% ....................................................................... 52
10.3.7. State of charge always shows 100% ........................................................................ 53
10.3.8. State of charge does not increase fast enough or too fast when charging .............................. 53
10.3.9. Incorrect battery voltage reading ............................................................................. 53
10.3.10. Incorrect auxillary battery voltage reading ................................................................. 53
10.3.11. Synchronisation issues ...................................................................................... 53
11. Technical data ..................................................................................................................... 54
11.1. Technical data ............................................................................................................ 54
12. Appendix ........................................................................................................................... 55
12.1. Dimensions BMV head unit ............................................................................................. 55
12.2. Dimensions shunt ........................................................................................................ 56
Manual - BMV-712 Smart
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