Alarms, faults and system messages
8.1 Status LED overview
SINAMICS G115D distributed drive
Operating Instructions, 12/2020, FW V4.7 SP13, A5E48681219B-002
323
PROFINET fieldbus
BF
Explanation
Data exchange between the converter and control system is active
The fieldbus is improperly configured
RDY
In conjunction with a synchronously flashing LED RDY:
Converter waits until the power supply is switched off and switched on again
after a firmware update
No communication with higher-level controller
RDY
In conjunction with an asynchronously flashing LED RDY:
Incorrect memory card
Firmware update failed
Firmware update is active
Integrated safety functions
SAFE Explanation
One or more safety functions are enabled, but not active
One or more safety functions are active and error-free
The converter has detected a safety function fault and initiated a stop response
PROFINET fieldbus
ACT
LNK Explanation
Communication via PROFINET is error-free. Converter and open-loop control
exchange actual data
The converter is establishing communication with a higher-level control or a
PG/PC with Startdrive installed
A physical connection has been set up
Communication via PROFINET is not active
Digital inputs and digital inputs/outputs
DI &
DI/O
Explanation
The associated digital input or digital input/output has the "high" state
The associated digital input or digital input/output has the "low" state