The following supports Modbus Function Code 03 (Read Holding Registers) only.
|
Register Address |
Data Type |
Description |
Data Unit |
Note |
|---|---|---|---|---|
|
P+1 |
UINT16 |
Single Temperature 1 |
°C, BMS sends = temperature +40°C |
|
|
P+2 |
UINT16 |
Single Temperature 2 |
°C, BMS sends = temperature +40°C |
|
|
P+3 |
UINT16 |
Single Temperature 3 |
°C, BMS sends = temperature +40°C |
|
|
... |
... |
... |
... |
|
|
P+m |
UINT16 |
Single Temperature m |
°C, BMS sends = temperature +40°C |
m ≤ 250 (max number of temps per cluster) |
Additional Info:
-
Offset formula:
P = 30000 + 500 × n-
n= cluster index (0 to 31) -
Addresses
P+1toP+250are used for temperature sensors in each cluster.
-