Operator Terminal System Manual - 11276916.pdf

Network Functions and Communication
9 Network functions in the terminal
File format Each recipe value is stored in a line ending with a carriage return and a line feed: [carriage
return][line feed].
Data types for
analog signals
Trend library
[TRENDS]
Syntax
A semicolon (;) is used as separator.
e g. unit;value;file type;length
The file is completed with
"END" [carriage return][line feed].
If the file is of the "Array" (AR) type, each line will contain a value. The first line looks as
described above. All subsequent lines only have the following entry:
;value
Type Description
Unassigned
16-bit character
+ No 16-bit character
L 32-bit character
L+ No 32-bit character
RB BCD float format
RF Float with exponent
SB 16-bit BCD format
LB 32-bit BCD format
SH 16-bit hexadecimal
LH 32-bit hexadecimal
RD Floating point number
AR Array 16-bit
ST Character string
BI Bit 0 or 1
This library is only available if trends have been defined in the terminal and the terminal
is in run mode. In this library, the various trend objects are displayed as SKV files with
a length of 0. They are read-only files. Curve 1 must be used to make a trend valid.
240 System Manual – DOP11A Operator Terminals