Device communication
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isoxx1685Dx-x25_D00272_07_M_XXEN/09.2022
9.1.7.3 Resetting error messages
Recorded errors are presented as alarm messages on the BMS bus.
The fault messages are reset via the device menu. If the fault continues to exist, the message
will be generated again. The error can also be reset by means of the acknowledgement com-
mand via the BMS bus.
9.1.7.4 Error codes
The following list contains all relevant error codes output via the BMS bus. The right-hand co-
lumn describes the relevant action to be taken in each case.
BMS
Error code
Component Error Action
0.30 Connection Connection earth (E/KE) Check connection
0.40 Connection System connection (L1/+, L2/ā) Check connection
4.05 Parameter Incorrect measurement profile selected
Change measure-
ment profile
7.63 System Timeout system management Restart the device
8.11 Hardware Self test insulation measurement Contact service
8.12 Hardware Hardware measuring voltage source Replace device
8.31
(isoxx1685DP
only)
Hardware PGH: locating current too high Replace device
8.32
(isoxx1685DP
only)
Hardware
PGH: locating current cannot be swit-
ched off
Replace device
8.42 Hardware Supply voltage ADC Replace device
8.43 Hardware Supply voltage +12 V Replace device
8.44 Hardware Supply voltage ā12 V Replace device
8.45 Hardware Supply voltage +5 V Replace device
8.46 Hardware Supply voltage +3.3 V Replace device
9.61 Parameter Insulation measurement
Load and reparamete-
rise factory settings
9.63
(isoxx1685DP
only)
Parameter Locating current injector
Load and reparamete-
rise factory settings
9.64 Parameter Voltage measurement Contact service