Siemens SINAMICS S150 NEMA Operating Instructions Manual page 722

Diagnostics / faults and alarms
10.2 Diagnostics
Table 10- 2 Description of the LEDs on the CU320-2 PN Control Unit
LED Color
RDY (READY) ---
Green
Red
Red/green
Orange
Green/
orange or
red/orange
COM ---
PROFIdrive
cyclic operation
Green
Red
OPT ---
(OPTION)
Green
Red
RDY and COM Red
RDY and OPT Orange
Any individual behaviors of the LED OPT are described at the respective Option Board.
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720
State Description
OFF The electronic power supply is missing or lies outside the
permissible tolerance range.
Continuous light The component is ready for operation and cyclic DRIVE-CLiQ
communication is taking place.
0.5 Hz flashing light Commissioning/reset
2 Hz flashing light Writing to the memory card.
Flashing light – PROFIenergy energy saving mode is active
0.5 s on 3 s off
2 Hz flashing light General fault
0.5 Hz flashing light Control Unit is ready for operation.
However, there are no software licenses.
0.5 Hz flashing light Firmware update in progress for the connected DRIVE-CLiQ
components.
2 Hz flashing light Firmware update of components has been completed. Wait for
POWER ON of the respective component.
2 Hz flashing light Component detection via LED is activated (p0124[0]).
Note:
Both options depend on the LED status when component
recognition is activated using 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.
0.5 Hz flashing light Cyclic communication is still not completely running.
Possible causes:
- The controller is not transferring any setpoints.
- For isochronous operation, either none or a faulty Global Control
(GC) has been transferred from the controller.
- "Shared Device" has been selected and only one controller
connected.
0.5 Hz flashing light Bus error, incorrect parameter assignment/configuration
2 Hz flashing light Cyclic bus communication has been interrupted or could not be
established.
OFF Electronic power supply missing or outside permissible tolerance
range.
The component is not ready for operation.
The Option Board is missing or an associated drive object has not
been created.
Continuous light Option board is ready.
0.5 Hz flashing light Depends on the option board used
Continuous light Depends on the option board used
0.5 Hz flashing light Depends on the option board used
2 Hz flashing light This component has at least one fault.
The option board is not ready (e.g., after switching on).
2 Hz flashing light Bus error - communication has been interrupted.
0.5 Hz flashing light The firmware of the connected option board is being updated.
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Operating Instructions, 12/2018, A5E36652151A
Enclosed Drives