Siemens SIMATIC TI505 Bedienungsanleitung Seite 70

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Seitenansicht 69
Modbus Commands
2-39
SIMATIC TI505/TI500 MODNIM User Manual
T
able 2-8
list the exception responses that apply to the functions supported
by the MODNIM.
T
able 2-8
Exception Responses
Code Name Description
01 Illegal Function The function received is not defined for this
application [equivalent to SIMATIC TI
exception codes 00, 01, 06, 15].
02 Illegal Data Address The address contained in the data field is not
valid for the secondary being addressed
[equivalent to SIMATIC TI code 02]
03 Illegal Data Value The value passed in the data field is not
allowable for the secondary being addressed
[equivalent to SIMATIC TI codes 10, 19, 1D].
04 Failure in associated
device
The secondary address has failed to respond, or
a command has aborted [equivalent to
SIMATIC TI codes 0A, 0B, 0D, 17, 1A].
06 Memory parity error If during a read of memory, a parity error
occurs, this exception response is returned.
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