Siemens SINAMICS G115D Operating Instructions Manual page 325

PROFINET fieldbus
BF
Integrated safety functions
SAFE
PROFINET fieldbus
ACT
Digital inputs and digital inputs/outputs
DI &
DI/O
SINAMICS G115D distributed drive
Operating Instructions, 12/2020, FW V4.7 SP13, A5E48681219B-002
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
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
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
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
Alarms, faults and system messages
8.1 Status LED overview
323