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isoEV425_D00126_09_M_XXEN/03.2019
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
L1e
---
11 U
L2e
---
12 Update counter ---
13 R
UGF
---
14 --- ---
15 --- ---
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