Haefely 2830, Руководство пользователя, Страница: 91 / 124

Software
83
VariableI:= 5;
CommandC;
UserProcedure(2.52,2);
CommandD;
VariableB:=UserFunction(VariableI,10);
…
A sequence will execute all
commands after the keyword
begin
.
end.
End of Sequence
A sequence will execute all
commands up to the keyword
end.
. Every code after this
keyword will be ignored.
9.6.4.2 Variable
Variables can be defined by the user. The name of a variable cannot be the same as a
command or a fix variable and must begin with a letter.
Following data types can be used for variables:
Integer A whole number in the range: -2,147,483,648 to 2,147,483,647
Double A fraction number in the range: 15 significant digits, exponent -308 to +308
String A text with the maximal number of 255 ASCI characters.
Boolean True or false
9.6.4.3 Fix Variable
The following three variables are reserved and can only be used for the described application.
They can be accessed like a variable of the string data type.
CellCAir Read and write the air capacitance C air of the actual selected test cell.
Correspond to the column “C air” on the sub tab sheet Settings (see
chapter 9.3.2
Settings ).
CellTemp Read and write the temperature when C air was calibrated of the actual
selected test cell. Correspond to the column “@Temperature” of the
sub tab sheet Settings (see chapter 9.3.2
Settings ).
CellCalibrated
Read and write the calibration date and time of the actual selected test
cell. Correspond to the column “Calibrated” of the sub tab sheet
Settings (see chapter 9.3.2
Settings ).
9.6.4.4 Operators
Following operators are used to assign variables, make calculations and program condition
expressions.