isoBAT425_D00308_04_M_XXEN/07.2020
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Data access using the BMS protocol
6. Data access using the BMS protocol
The BMS protocol is an essential component of the Bender measuring device interface
(BMS bus protocol). ASCII characters are used for the data transfer.
BMS channel no.
Operation value
Alarm
1
R
F
Pre-alarm R1
2
R
F
Alarm R2
3
C
e
----
4
U
n
Undervoltage
5
U
n
Overvoltage
6
---
Connection fault earth (E.01)
7
---
Connection fault system (E.02)
8
---
All other device faults (E.xx)
9
Fault location [%]
---
10
U
L+e
U
n
battery voltage ok
11
U
L-e
---
12
Update counter
---
13
---
---
14
---
---
15
---
---
