I+ME ACTIA BMS Master 4, Hardware Manual, Page: 4 / 76

Hardware Manual
BMS Master 4 / 4.5
Ref.: IR14417 A 15.01.2018 Page 4/76
3.4.4. Functional Description............................................................................... 35
3.4.4.1 Power Supply ........................................................................................ 35
3.4.4.2 Single Cell Interface .............................................................................. 35
3.4.4.3 Connecting less than 10 cells .................................................................. 36
3.4.4.4 Balancing Resistors ................................................................................ 37
3.4.4.5 Serial RS 485 Interface and Error Signalling ............................................. 37
3.4.4.6 Configuration Interface .......................................................................... 38
3.4.4.7 Sensor- and PTC-Interface ..................................................................... 38
3.4.4.8 Signalling LEDs ..................................................................................... 39
3.4.4.9 2nd Level Voltage Detection ................................................................... 39
3.4.4.10 Fault Messaging Interface ...................................................................... 39
3.4.4.11 Long Time Watchdog ............................................................................ 40
3.4.4.12 Interface Isolation ................................................................................ 40
3.4.5. Mechanical Dimensions ............................................................................. 40
3.4.6. Power Supply and Consumption ................................................................. 40
3.4.7. Environmental ......................................................................................... 41
3.5 The Hardware of SLAVE_5 ................................................................................. 42
3.5.1. Functional Overview ................................................................................. 43
3.5.2. Block Diagram ......................................................................................... 43
3.5.3. Board Layout and Connections ................................................................... 44
3.5.4. Functional Description............................................................................... 45
3.5.4.1 Supply ................................................................................................. 45
3.5.4.2 Connecting Battery Cells ........................................................................ 45
3.5.4.3 Connecting Less Than 10 Cells ................................................................ 45
3.5.4.4 Sensor- and PTC-Interface ..................................................................... 46
3.5.4.5 Balancing Resistors ................................................................................ 46
3.5.4.6 Serial RS 485 Interface and ERROR Signalling ........................................... 47
3.5.4.7 2nd-Level Overvoltage Detection ............................................................. 48
3.5.4.8 Long Time Watchdog ............................................................................. 48
3.5.4.9 Configuration - Addressing ..................................................................... 48
3.5.5. Connecting External Balance Resistors ........................................................ 48
3.5.6. Interface Isolation .................................................................................... 51
3.5.7. Mechanical Dimensions ............................................................................. 51
3.5.8. Supply and Current Consumption ............................................................... 51
3.5.9. Environmentals ........................................................................................ 52
3.6 The Hardware of Slave 6 ................................................................................... 53
3.6.1. Functional Overview SL6_CON ................................................................... 53
3.6.2. Functional Overview SL6_ANA ................................................................... 53
3.6.3. Function Overview SL6_BAL ...................................................................... 53
3.6.4. System Block diagram .............................................................................. 54
3.6.5. Connecting the Slave 6 CON Module to MASTER ........................................... 55
3.6.6. Communication Connection to CON Module - ANA Module ............................. 56
3.6.7. SL6_CON Module ..................................................................................... 57
3.6.7.1 Layout and connectors ........................................................................... 57
3.6.7.2 Mechanical Dimensions .......................................................................... 58
3.6.7.3 Supply and Current Consumption ............................................................ 59
3.6.7.4 Environmentals ..................................................................................... 59
3.6.8. SL6_ANA Module ...................................................................................... 60
3.6.8.1 Board Layout and Connectors ................................................................. 60
3.6.8.2 Connect less than 12 cells ...................................................................... 62
3.6.8.3 Second Level Protection ......................................................................... 64
3.6.8.4 Configuration SL6_ANA module .............................................................. 64
3.6.8.5 Mechanical Dimensions .......................................................................... 64
3.6.8.6 Supply and Current Consumption ............................................................ 65
3.6.8.7 Environmental ...................................................................................... 65