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Saia-Burgess Controls AG
Manual PCD7.D412DTPF & PCD7.D4xxxT5F │ Document 27-620 – Release ENG07 │ 2019-06-20
3-16
Logic Controller
LED and operating status (12" pWeb panel, only)
3
3.5
LED and operating status (12" pWeb panel, only)
The CPU is capable of the operating statuses listed in the following table. On the
12" pWeb panel, the status is indicated by a multicoloured LED. On the other pan
-
els, the status can be shown on the display.
Status
Description
LED
No power
No power connected
aus
Run
Normal processing of the user program
after startup
green
Run (conditional)
Conditional Run status A condition has
been set in the debugger (Run until...),
which has not yet been fulfilled
green…green…green
Run with error
The same as Run, but with an error mes
-
sage
green
Run (conditional) with
error
The same as Run (conditional), but with an
error message
green…green…green
Stop
The status Stop occurs in the following
cases:
■ Downloading with the option “Remain in
Stop status”
■
PGU stopped by programming unit
red
Stop with error
The same as Stop, but with an error mes
-
sage
red
Halt
The status Halt occurs in the following
cases:
■ Halt instruction processed;
■ Serious error in the user program;
■ Hardware fault;
■ No program loaded;
■ No communications mode on the S-Bus
PGU or Gateway Master Port.
red
System diagnostics Description
LED
Battery fault in Run
Flashes at interval of 500 ms
orange green orange green
Battery fault in Run
conditional
red green red green
Battery fault in stop /
halt
red…red…red
No SD memory card
red blue green red blue green
SD memory card but
no firmware
red green blue red green blue