Solar Lattice

Measurement

Unauthorized access event code

ID
meas:unauthorized-access-event-code
IRI
https://solarlattice.org/kb/meas/unauthorized-access-event-code
Status
active
Also known as
Unauthorized Network Access, Unauthorized Network Access Fault, WARN-30

This signature is an inverter event entry, number 30, which reports that someone tried to access the inverter network without authorization. In the Modbus register map it appears as warning code WARN-30 and is reported on bit 29. The map also lists it in the high frequency 2 (HF2) group, where it is called the Unauthorized Network Access Fault. When this code appears, check whether there have been malicious attempts to access the inverter network.

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Referenced by

Data