Siemens simatic hmi op27 Equipment Manual page 210

Message Cause
259 Transfer of a data record to the PLC is taking too long.
Example:
PLC is not acknowledging data record or very large data
records are being transferred.
260 Operating mode of PLC does not match the configura-
tion.
261 The data in this data record is no longer consistent and it
can therefore no longer be used.
262 Password or query window already in use by another
function.
263 Specified remaining buffer space for messages has been
reached!
264 Message buffer overflow.
265 The number of passwords issued has already reached 50.
You can not enter any more passwords.
266 The field configured in the PLC job does not exist.
303 Fault in connection with PLC.
S5: this error may occur when transferring large data
records. In such cases the watchdog is activated.
305 Data block number missing.
306 Incorrect CPU specified under "PLC –> Parameters".
307 ... Variable not present on PLC
311
316 Active password level insufficient for menu item
339 Startup completed.
340 Status processing in progress on PU/PC. The OP can not
be used while this is going on.
341 Internal error
With non-Siemens connections: data block error
342 Network node has illegal address.
343 You are attempting to edit a variable of a type that can
not be edited in a recipe: currently applies to ARRAY
variables only.
350 PLC is performing initialization. You can not enter any
setpoints during initialization. Scrolling of screens is
possible.
351 PLC has completed initialization. You can resume enter-
ing setpoints once this message has appeared.
OP27, OP37 Equipment Manual
Release 05/99
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System Messages
Remedy:
Check PLC program. In the case of large
data records no modifications are necessary
as the function is being processed correctly.
Change operating mode of PLC.
Edit data record and check that all entries
are correct.
Complete first function then execute de-
sired function again.
Configure smaller remaining buffer, delete
event/alarm message buffers.
The overflow messages are printed out if
so specified in the configuration.
If you wish to issue additional passwords,
you must first delete some of the existing
ones.
Change the parameters of the PLC job and
retransfer the configuration.
Check PLC status.
S5: set value in data word 98 to at least
2000.
Set up data block or change configuration.
Change configuration and retransfer.
Check configuration of process link.
Enter password with higher password level.
Communication with PLC has been re-
sumed.
Max. addresses:
S7-MPI: 32
PROFIBUS-DP: 128
This operating mode may be set by the
PLC programmer.
D-5