Siemens SINAMICS S120 Commissioning Manual page 195

LED Color
Red
Red / green Flashing light
Orange
Green /
orange
or
red /
orange
COM -
Green
Red
MOD -
OUT > 5 V -
Orange
1) Make sure that the connected encoder is designed for a 24 V supply. Connecting a 5 V encoder to a 24 V supply can
result in destruction of the encoder electronics.
Commissioning Manual
Commissioning Manual, (IH1), 01/2012, 6SL3097-4AF00-0BP2
State Description / cause
Flashing light General errors
2 Hz
The control unit is ready for operation, but there
0.5 Hz are no software licenses.
Flashing light The firmware of the DRIVE-CLiQ components is
0.5 Hz being updated.
Flashing light DRIVE-CLiQ component firmware update
2 Hz completed. Waiting for POWER ON of the
corresponding components.
Flashing light Detection of the component via LED is activated
2 Hz (p0124[0]).
Note:
Both options depend on the LED state when
activating via p0124[0] = 1.
Off Cyclic communication is not (yet) running.
Note:
The PROFIdrive is ready for communication
when the Control Unit is ready for operation (see
LED: RDY).
Continuous light Cyclic communication is taking place.
Flashing light Cyclic communication is not fully established yet.
0.5 Hz Possible causes:
- The controller is not transmitting any setpoints.
- In isochronous mode, the controller is not
sending a GC (Global Control) or is sending a
defective GC.
Flashing light The PROFIBUS master is sending a faulty
0.5 Hz parameter assignment or the configuration file is
corrupted.
Flashing light Cyclic bus communication has been interrupted
2 Hz or could not be established.
Off -
Off -
Continuous light The voltage of the electronic power supply for
the measuring system is 24 V.
3.1 Diagnostics via LEDs
Remedy
Check parameter
assignment /
configuration
Install the missing
licenses.
-
Switch on the
component.
-
-
-
-
Modify the
configuration between
the master / controller
and Control Unit.
Rectify the bus
communication fault.
-
-
1)
Diagnostics
193