Data formats and data records
SIMATIC – ET 200pro motor starter
GWA 4NEB 950 5661-02 DS 04
D-9
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 —
ID no. Device errors – signals Note
Table D-5: Signals in the logbook – device errors (Continued)