Debugging parameters linked to bus diagnostics
(Original Document)
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At a Glance
The debugging parameters linked to INTERBUS bus diagnostics are made up of:
Illustration
The parameters are shown in the following window:
LEDs
The screen animates indicator LEDs which define the state of the bus.
LED
Color
LED status
On
Off
RUN
green
INTERBUS in operation
No cyclic exchanges
RDY
green
INTERBUS ready and configured
Bus not configured
FAIL
red
Fault in TSX IBY 100 or TSX IBX 100 module
No fault indicated
BSA
yellow
At least one bus segment is deactivated
No bus segment is deactivated
BUS
yellow
Station fault on:
  • a local bus
  • or an installation bus
  • or a remote bus
No fault indicated
PF
yellow
Device fault (e.g. supply fault, sensor/actuator, etc.)
No fault indicated
QUAL
green
Good quality exchanges on the bus
-
Red
Sporadic errors on the INTERBUS bus
-
Error
The Error field is used to display the INTERBUS master error code (Fault on the bus). Error codes are listed in the Phoenix Contact documentation.
Cycle time
The Cycle time field shows the project bus scanning period in microseconds.
Fault Ack.
The fault acknowledgement button Fault Ack. is used to update diagnostics LEDs and acknowledge the fault detailed in the Error window.
Start Bus
The Start Bus button is used to restart the bus.
Example
The bus is already running and the START BUS command is selected.
The Error field shows the value 16#0A02, signifying that the module cannot execute this command because the bus is already running.
To acknowledge the fault, select the Fault Ack. button.