Service and maintenance
10.1 Error and diagnostics messages
SIMATIC MV500
Operating Instructions, 03/2021, C79000-G8976-C494-05
225
Error mes-
sage
Value
Onboard
PROFINET
Value
TCP/IP
and
Value
Ident pro-
file
Description Corrective measures
PROFINET IO
The send buffer is full be-
cause the data cannot be
queried in an adequately
Reduce the trigger frequency or
process the results faster. If nec-
essary, change the update time
in the PROFINET configuration.
CM/PROFINET
IO
The send buffer is full be-
cause the data cannot be
queried in an adequately
short time.
Reduce the trigger frequency or
process the results more quickly
on the CPU. The transmission
speed of the communication
module connection can possibly
be increased.
To cover short-term peak loads,
the size of the image buffer in
the WBM can be increased un-
der"Program > Image acquisition
requires EF
An EF lens is configured in
the program but it is not
Reconnect the EF lens or change
the parameter assignment of the
created.
Adapt the parameter assign-
ment, the placement of test
objects in the image or the im-
created due to faulty match
Adapt the match settings or use
a suitable test object.
during saving
The "Save program" process
was canceled because it took
Check the program settings and
start the "Save program" process
via the WBM, if necessary.
nication
Connection error in commu-
nication over a TCP connec-
tion or when using an
Ethernet RS-232 converter:
There is no TCP connection
or the data transfer cannot
be completed within the set
Make sure that the connected
TCP partner is correctly config-
ured and ready to receive.
MMI commu-
nication
Error in communication over
the archiving connection:
There is no TCP connection,
the server does not respond
within the set time limit or
violates the archiving proto-
Check the connection to the
server. Make sure that the data is
processed by the server in an
adequately short time and that
the protocol is maintained.
protection
Processing mode was inter-
rupted to protect against
thermal or electrical over-
load.
The configured or specified
"Maximum duty cycle" under
"Settings > Options > Light-
ing" may have been exceed-
Switch off ring light elements,
reduce the trigger frequency,
reduce the exposure time or use
a more powerful ring light.
If the power supply is via PoE,
switch to an external power
supply via the combination inter-
face.