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ID
Behaviour
Potential Cause
Remedy
13.
n
One executes
“Login”
com-
mand in CoDeSys Safety
and uses
“setpwd”
PLC
Browser command to set a
new password, e.g.,
“PWD1” for SM560-S
Safety CPU.
n
Power off/on is executed for
SM560-S, but CoDeSys
Safety window remains
open on end-user PC.
n
One executes
“Login”
com-
mand in CoDeSys Safety
and enters the new pass-
word “PWD1”, which was
set in Step 1. One uses
“setpwd”
PLC Browser
command to set a new
password, e.g., PWD2, for
SM560-S Safety CPU.
n
Power off/on is executed for
SM560-S, but CoDeSys
Safety window remains
open on end-user PC.
n
One executes
“Login”
com-
mand in CoDeSys Safety
and an error message is
shown “You have entered a
wrong PLC password!”.
After pressing
“OK”
, you
still have a possibility to
enter a new password
“PWD2” and successfully
login to SM560-S Safety
CPU.
CoDeSys Safety instance
attempts to login to SM560-S
Safety CPU with an old pass-
word.
After resetting SM560-S Safety
CPU password, close CoDeSys
Safety instance and open it
again. The error message will
not appear again.
14.
After power-on, Safety I/O
module goes to SAFE STOP
state with both ERR LEDs =
ON.
The configured F_Dest_Add
value in PS501 Control Builder
Plus / ABB Automation Builder
project is not equal to the PRO-
FIsafe address switch value on
the Safety I/O module.
Make sure that F_Dest_Add
value in PS501 Control Builder
Plus / ABB Automation Builder
project is equal to the PROFI-
safe address switch value on
the Safety I/O module.
15.
No login to SM560-S Safety
CPU is possible.
Wrong “Communication param-
eters…” settings are used.
Check that correct settings of
“Communication parame-
ters …” are used in CoDeSys
Safety to connect to SM560-S
Safety CPU.
16.
After the boot project is loaded
to SM560-S Safety CPU, some-
times the PM5xx CPU seems to
do nothing for about 45 sec-
onds until its ERR-LED is
switched on.
Timeout in PM5xx CPU.
Such situation can be observed
very seldom. There is no
remedy for this behaviour of
PM5xx CPU at the moment.
Overview of AC500-S Safety PLC
Troubleshooting
30.03.2017
AC500-S
29