Parameter Read Full - Allen-Bradley 1203 Series User Manual

Parameter Read Full

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Parameter Read Full provides all known attributes for the
parameters requested. This information includes the parameter's
current value, descriptor, multiply and divide value, base value, offset
value, text string, group element reference, minimum value,
maximum value, default value, and unit text string.
PLC Block Transfer Instruction Data
PLC request instruction length: 3 words
Drive response instruction length: 23 words
Figure B.5 Message Structure
PLC Request
Message Length
Header Word 0
3
PLC Decimal Value
Header Word 1
768
Parameter Number
Header Word 2
(See Drive List)
Parameter
Supported Block Transfer Messages
Drive Response
Message Length
23
PLC Decimal Value
768 — Message OK
–31999 — Message Error
Parameter Number
Parameter Value
or Error Code
Descriptor
Multiply Value
Divide Value
Base Value
Offset Value
Char 2
Char 4
Char 6
Char 8
Text
Char 10
Char 12
Char 14
Char 16
B–5
Header
Word 0
Header
Word 1
Data
Word 2
Data
Word 3
Data
Word 4
Data
Word 5
Data
Word 6
Data
Word 7
Data
Word 8
Data
Char 1
Word 9
Data
Char 3
Word 10
Data
Char 5
Word 11
Data
Char 7
Word 12
Data
Char 9
Word 13
Data
Char 11
Word 14
Data
Char 13
Word 15
Data
Char 15
Word 16