Xxxx blocks, Yxxx blocks, Zxxx blocks – Rockwell Automation PLC-5 Fieldbus Solutions for Integrated Architecture User Manual User Manual
Page 230

Publication 1757-UM006A-EN-P - May 2002
A-50 Standard Function Block Parameters
Xxxx Blocks
Table A.133 XD_SCALE
Table A.134 XD_STATE
Yxxx Blocks
No Y parameters
Zxxx Blocks
No Z parameters
Length
1
Valid Views
VIEW_4
Storage
Static
Classification
Record
Description
Defines the high and low scale values, engineering units code, and number of
digits to the right of the decimal point used with a specified channel value
obtained from the Transducer.
FF Data Type
DS-68
Usage
C/Scaling
Length
11
Valid Views
VIEW_2
Storage
Static
Remarks
The Data type consists of data that describes floating point values for display
purposes. It uses the following four elements.
•1 Engineering Units at 100 percent
•2 Engineering Units at 0 percent
•3 Units Index
•4 Decimal Point
Classification
Simple Variable
Description
Represents index to the text describing the states of a discrete for the value
obtained from the Transducer.
FF Data Type
Unsigned 16
Usage
C/Contained
Length
2
Valid Views
VIEW_2
Storage
Static