Rockwell-automation 1203-EN1 EtherNet/IP-to-SCANport Module Manual de usuario Pagina 147

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Supported Emulated Block Transfer Commands F-3
The following table lists the error codes.
Parameter Value Read reads the 16-bit parameter data value for the
selected parameter number.
PLC Block Transfer Emulation Instruction Data
PLC request instruction length: 3 words
Drive response instruction length: 4 words
Figure F.2 Parameter Value Read Message Structure
Value Description
0 No error occurred.
1 The service failed due to an internal reason, and the drive could not perform the
request (some messages are read only or write only).
2 The requested service is not supported.
3 An invalid value in the block transfer emulation request header word 1.
4 An invalid value in the block transfer emulation request header word 2.
5 An invalid value in the block transfer emulation request header word 1.
6 The data value is out of range.
7 There is a drive state conflict. The drive is in an incorrect state to perform the
function. The drive cannot be running when you perform certain functions.
Parameter Value Read
PLC Decimal Value
769
PLC Request
Header Word 0
Header Word 1
Header Word 2
Parameter Value or
Message Length
Drive Response
Parameter Number
3
(See Drive List)
Status Word
PLC Decimal Value
769=OK, –31999=Error
Header Word 0
Header Word 1
Data Word 3
Header Word 2
4
Parameter Number
Message Length
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