I+ME ACTIA BMS Master 4 - Functional Overview; Block Diagram; Supply

Hardware Manual
BMS Master 4 / 4.5
Ref.: IR14417 A 15.01.2018 Page 43/76
3.5.1. FUNCTIONAL OVERVIEW
The SLAVE_5 modules cover following functions:
 Communication with master module
 Measurement of single cell voltages
 Balancing of different cell charges
 Control of the mechanical integrity of one or several cells
 Measurement of cell temperatures
 Detection of cell overvoltage (second level detection)
 Transmitting of faults to the master module to cut off the main contactors
3.5.2. BLOCK DIAGRAM
Single Cell Interface
Power
Supply
2nd Level Over
voltage
and temperature
Detection
Voltage and
Temperature
Measuring
Balancing
Resistors
Additional
Balancing
Resistor
Interface
CPU
Isolated Serial RS 485-
Communic.
Interface to BCS
Master
Config.
Interface
Long Time
Watchdog
External
Memory