Alarms, faults and system messages
8
The inverter has the following diagnostic types:
● LED
The LEDs at the front of the inverter immediately inform you about the most important
inverter states.
● Alarms and faults
Every alarm and every fault has a unique number.
The inverter signals alarms and faults via the following interfaces:
– Fieldbus
– Terminal strip with the appropriate setting
– Interface to the BOP-2 or IOP‑2 operator panel
– Interface to STARTER or Startdrive
● Identification & maintenance data (I&M)
If requested, the inverter sends data to the higher-level control via PROFIBUS or
PROFINET:
– Inverter-specific data
– Plant-specific data
SINAMICS G120C converter
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF 349
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