Led Statuses Of A Cu320-2 Pn - Siemens SINAMICS S120 Commissioning Manual

LED Color
COM -
Green
Red
MOD -
OUT > 5 V -
Orange
6.1.1.2

LED statuses of a CU320-2 PN

Overview
The various states of the CU320-2 PN Control Unit when powering up and in operation are
displayed using LEDs on the Control Unit. The duration of the individual statuses varies.
Table 6-5
LED
RDY
COM
OPT
• If an error occurs, the power-up procedure is terminated and the cause is indicated
accordingly via the LEDs.
• Once the unit has successfully powered up, all the LEDs are switched off briefly.
• Once the unit has powered up, the LEDs are controlled via the loaded software.
Commissioning with Startdrive
Commissioning Manual, 06/2020, 6SL3097-5AA10-0BP2
State Description, cause, remedy
Off Cyclic communication has not (yet) taken place.
Remark:
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 Full cyclic communication is not yet taking place.
0.5 Hz
Possible causes:
•
•
Flashing light Bus fault,
0.5 Hz faulty parameterization/configuration
Remedy: Modify the configuration between the master/controller
and the Control unit.
Flashing light Cyclic bus communication has been interrupted or could not be
2 Hz established.
Remedy: Rectify the fault in bus communication.
Off -
Off -
Continuous light The voltage of the electronics power supply for the measuring
system is 24 V.
LEDs
Function
Ready
PROFIdrive cyclic operation via PROFINET (PN)
OPTION
The controller is not transferring any setpoints.
During isochronous operation, the controller is transmitting no
GC (Global Control) or a faulty GC.
Diagnostics
6.1 Diagnostics using LEDs
285