The sections
(Original Document)
About us
Introduction
Conversion replaces PL7 section characteristics by their Control Expert equivalents.
Sections
The following table describes any correspondence and differences between PL7 and Control Expert section characteristics.
PL7
Control Expert
Status
Sections
Yes
Yes
Converted
Activation condition
Yes
Yes
Converted
Objects (1)
%Si
%Mi
%MWi:Xj
%SWi:Xj
%KWi:Xj
%Mi[%MWj]
%Mi[%SWj]
%Mi[%KWj]
...
Equivalent Control Expert objects
Modified (2)
Protection of sections
Write
Read/Write
None
Write
Read/Write
None
Converted
Section attributes
Long name
16 characters
≥ 16 characters
Modified (3)
Short name
8 characters
≥ 8 characters
Modified
Comment
250 characters
256 characters
Modified
Number of sections in ...
MAST, FAST, AUXi
4096
No limitation
Modified
EVT
1
1
Converted
DFB
1
≥ 1
Modified
SR
1
1
Converted
Language
LD, ST, IL
LD, ST, IL
Converted
Legend:
(1)
Objects that define the execution condition of a section.
(2)
The PL7 application converter replaces these objects by their Control Expert equivalents.
(3)
The section name cannot already be used to define one of the variables of the application.