15BError messages
109BList of errors
16-23
16.8
List of errors
Errors
Cause(s)
Solution
Faulty content of the PLC mem-
ory, e.g.: program error in the
boot project
►
Switch off the unit
►
Press the left function key
and keep it pressed
►
Switch the unit on again
> Display can be read again
►
Release the function key
> PLC memory and boot pro-
ject are deleted irretrievably
►
Check the PLC program in
the PC and correct it
►
Store the PLC program in
the controllere and create as
boot project
Controllere does not display the
start screen after power-on:
> Text/graphics display blank
or not readable
> LEDs light / flash mazily
Electromagnetic incompatibility
|
Voltage supply does not
correspond to the AS-i rule?
►
Correct it
|
Grounding not according to
specifications?
►
Correct it
|
Strong interference by
neighbouring machines?
►
If possible: change the loca-
tion
►
Correct or screen interfering
machines
The controllere does not react to
the button being pressed or only
with a long delay.
> Error messages R02 to R05
The cycle time of the PLC is >
300 ms. Other processes in the
controllere have priority.
►
Check and correct the PLC
program
The text/graphics display is
shaded.
> Error message R16 appears.
AS-i supply voltage is < 18.2 V
|
Overload of the AS-i power
supply: too many slaves on
one AS-i bus
►
Distribute slaves to several
AS-i masters
►
Each AS-i master needs its
own power supply
When changing the address of
A/B slaves the controllere some-
times freezes in the "Wait" dis-
play.
System error
►
Press [
ESC
] to leave the
menu item