Description of the AXC F 1050
107709_en_00
PHOENIX CONTACT
PLC: Controller diagnostics
RUN
Green
Controller RUN
status
Off
IEC 61131 runtime system is not operational.
On
IEC 61131 runtime system successfully initialized and an appli-
cation program is running.
Flashing
(0.5 Hz)
The controller is in RUN mode. IEC 61131 runtime system suc-
cessfully initialized.
The controller is in READY/STOP mode, application program is
not being processed.
Flashing
(2 Hz)
Controller has been reset to the default status (see Section “Re-
set button (concealed)” on page 29).
FAIL
Red
Failure
Off
No runtime error has occurred in the IEC 61131 runtime system
program.
On
A runtime error has occurred in the IEC 61131 runtime system
program.
Flashing
(0.5 Hz)
The hardware watchdog of the controller has been triggered.
DBG
Yellow
Debug mode
(troubleshooting)
On
The IEC 61131 runtime system / controller is in debug mode,
i.e. debug mode has been activated in PC Worx Engineer
(breakpoint(s) set and/or variable(s) forced).
The status of the RUN LED is not affected.
Flashing
(2 Hz)
Controller boot phase, controller is sending Boot_Requests.
Table 3-1
Controller diagnostics and status indicators
Desig-
nation
Color
Meaning
Status
Description