Full Battery Array Metrics (SBAU)
The following supports Modbus Function Code 03 (Read Holding Registers) only.
Register Address | Data Type | Description | Unit / Notes |
|---|---|---|---|
1001 | UINT16 | Battery Stack Total Voltage | 0.1 V |
1002 | UINT16 | Battery Stack Total Current | 0.1 A, offset +3200 |
1003 | UINT16 | Battery Stack SOC | 0.1 % |
1004 | UINT16 | Battery Stack SOH | 0.1 % |
1005 | UINT16 | Positive Insulation Resistance | kΩ |
1006 | UINT16 | Negative Insulation Resistance | kΩ |
1007 | UINT16 | Cluster Number with Highest Single Cell Voltage | — |
1008 | UINT16 | BMU Number with Highest Single Cell Voltage | — |
1009 | UINT16 | Serial Number of Highest Single Cell Voltage | — |
1010 | UINT16 | Highest Single Cell Voltage | mV |
1011 | UINT16 | Cluster Number with Lowest Single Cell Voltage | — |
1012 | UINT16 | BMU Number with Lowest Single Cell Voltage | — |
1013 | UINT16 | Serial Number of Lowest Single Cell Voltage | — |
1014 | UINT16 | Lowest Single Cell Voltage | mV |
1015 | UINT16 | Cluster Number with Max Temperature | — |
1016 | UINT16 | BMU Number with Max Temperature | — |
1017 | UINT16 | Serial Number of Max Temperature | — |
1018 | UINT16 | Max Cell Temperature | °C (Real data + 40°C) |
1019 | UINT16 | Cluster Number with Min Temperature | — |
1020 | UINT16 | BMU Number with Min Temperature | — |
1021 | UINT16 | Serial Number of Min Temperature | — |
1022 | UINT16 | Min Cell Temperature | °C (Real data + 40°C) |
1023 | UINT16 | Max Cell Voltage Difference | mV |
1024 | UINT16 | Cluster Number with Max Voltage Difference | — |
1025 | UINT16 | Max Temperature Difference | °C |
1026 | UINT16 | Cluster Number with Max Temperature Difference | — |
1027 | UINT16 | Max Cluster Total Voltage | 0.1 V |
1028 | UINT16 | Cluster Number with Max Total Voltage | — |
1029 | UINT16 | Min Cluster Total Voltage | 0.1 V |
1030 | UINT16 | Cluster Number with Min Total Voltage | — |
1031 | UINT16 | Max Total Voltage Difference | 0.1 V |
1032 | UINT16 | Max Cluster SOC | 0.1 % |
1033 | UINT16 | Cluster Number with Max SOC | — |
1034 | UINT16 | Min Cluster SOC | 0.1 % |
1035 | UINT16 | Cluster Number with Min SOC | — |
1036 | UINT16 | Number of SBCUs in Stack | Real-time value |
1037 | UINT16 | Number of SBMUs in Cluster | — |
1038 | UINT16 | Number of Cells per SBMU | — |
1039 | UINT16 | Number of Temperature Sensors in SBMU | — |
1040 | UINT16 | Max Charging Current Limit of Stack | 0.1 A |
1041 | UINT16 | Max Discharging Current Limit of Stack | 0.1 A |
1042 | UINT16 | Charge/Discharge Cycle Count | — |
1043 | UINT16 | Today’s Charge Energy | 0.1 kWh |
1044 | UINT16 | Today’s Discharge Energy | 0.1 kWh |
1045 | UINT16 | Available Charge Capacity | 0.1 kWh |
1046 | UINT16 | Available Discharge Capacity | 0.1 kWh |
1047 | UINT32 | Accumulated Charge Energy | 0.1 kWh |
1049 | UINT32 | Accumulated Discharge Energy | 0.1 kWh |
1051 | UINT32 | Stack SOE (State of Energy) | 0.1 % |