Rockwell Automation 1336T ControlNet Frn1.02 Rev 1.5 - Manual (Page 124)

4–82 Using Unscheduled Messaging
Publication 1336 FORCE–5.18 ––March, 1999
The Trend Triggered Setup Parameter Values function allows you to
read the trend set up data for the stored data file.
PLC Block Transfer Instruction Data
PLC Message Write instruction length: 3 words
PLC Message Read instruction length: 16 words
Header
Word 1 Header
Word 1
Header
Word 2 Header
Word 2
Header
Word 3
Trend Number
Message Structure
Header
Word 3
Trend Number
PLC Decimal Value
4103
PLC Decimal Value
4103 –– Message OK
–28665 –– Message Error
Message Length
3 Message Length
16
PLC Request –– PLC Message Write
Drive Response –– PLC Message Read
Data
Word 4
Data
Word 5
Post Samples
Trend Sample Size
Data
Word 6
Data
Word 7
Data
Word 8
Sample Time Rate
Operator
Comparison A Value
Data
Word 9
Data
Word 10
Data
Word 11
Comparison B Link
Comparison B Value
Comparison A Link
Data
Word 12
Sampling Input Link
Clock Time
Seconds 10ths of MS
Clock Time
Hour Minute
Clock Time
Date Day
Clock Time
Year Month
Data
Word 13
Data
Word 14
Data
Word 15
Data
Word 16
Trend File
Trend Triggered Setup Parameter
Values