Rockwell Automation 1203 Serial Communications Module Series B - Manual (Page 50)

5–2
1203–5.5 September 1995
The Scattered Parameter Value Read function reads a scattered list of
parameters.
PLC Block Transfer Emulation Instruction Data
PLC request instruction length: 5–63 words
Drive response instruction length: 5–63 words
Header
Word 1
PLC Decimal Value
3
Message Structure
Header
Word 2
Data
Word 3
PLC Request
Header Word 1
Header Word 2
Data Word 3
Message Length
Message Length
PLC Decimal Value
3 –– Message OK
–32765 –– Message Error
Number of Parameter
Drive Response
Number of Parameter
5–63
Values to Read
0
Data Word 4
Data Word 5
Data Word 6
Parameter Number
Parameter Number
1
2
Parameter Number
3
Data Word 7
Data Word 8
Data Word 9
0
0
Data Word 62
Parameter Number
30
Data Word 63 0
5 – 63
Values to Read
Data
Word 4
Data
Word 5
Data
Word 6
Parameter Number
Parameter Value or
Parameter Number
1
2
Data
Word 7
Data
Word 8
Data
Word 9
Parameter Value or
Parameter Value or
bit
Status Word
1
Status Word
2
Parameter Number
3
Status Word
3
15
bit
15
bit
15
Data
Word 62
Data
Word 63
Parameter Value or
Parameter Number
30
Status Word
30
bit
15
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•••
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••• •••
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Scattered Parameter Value
Read