Siemens SIMATIC ET 200pro Quick Manual page 221

ID no.
417 Stack overflow
418 Stack underflow
419 External interrupt
420 Undefined operation code
421 Protection fault
422 Illegal Word Operand Access
423 Illegal Instruction Access
424 Address / data disrupted (illegal external bus
access)
425 EEPROM power unit: memory defective
426 Illegal parameter index
427 Function / parameter is not implemented
428 Access to function / information is read-only
429 —
430 Factory setting blocking parameterization
431 Internal parameterization with value too high
432 Internal parameterization with value too low
433 Option module missing for this function /
parameter
434 Error in system software
435 —
436 —
437 Watchdog overflow
438 —
439 Internal parameterization with illegal value
440 —
441 EEPROM power unit: error when writing
442 Internal parameterization illegal in the ON
state
443 Time-out RS485
444 —
445 EEPROM power unit: device parameters
incorrect
... —
451 Temperature sensor not ready to operate
452 Heat sink thermistor defective
453 Interface for current measuring disrupted
454 SSC interface disrupted
455 UART interface to power unit disrupted
Table D-5: Signals in the logbook – device errors (Continued)
SIMATIC – ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
Device errors – signals
Data formats and data records
Note
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D-9