Metrohm viva 1.0 (process analysis) - Manual (Page 46)

2.3 Formula editor
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viva 1.0 (for Process analysis)
2.3.3.10 Global variables
Dialog window: Formula editor ▶ Variables
Global variables apply to all clients and are adopted at the start of the
determination and assigned to it from the corresponding table in the
Configuration program part where global variables can be defined. The
Variables field of the formula editor lists all of the available Global Vari-
ables, sorted according to variable name.
Syntax
'GV.Variable name.Variable identification'
Examples: 'GV.TestDate', 'GV.AverageTemp.UNI'
You can select the global variables directly in the formula editor under
Variables
▶ Global Variables in order to avoid syntax errors.
Available global variables
Designation Description Data type
'none' Value of the global variable Number
UNI Unit of the global variable Text
2.3.4 Operators/functions
2.3.4.1 Operators/functions - Overview
Dialog window: Formula editor ▶ Operators/Functions
Overview of the operators and functions
Operators Functions
Arithmetic:
￭ Addition (+)
￭ Subtraction (-)
￭ Multiplication (*)
￭ Division (/)
￭ Potentiation (^)
Arithmetic:
￭ Exponential function (Exp)
￭ Natural logarithm (Ln)
￭ Common logarithm (Log)
￭ Square root (Sqrt)
￭ Absolute value (Abs)
￭ Fraction (Frac)
￭ Integer (Int)
￭ Round integer (Round)
￭ Sign (Sign)
￭ Quantiles of the Student's t-distribution (Tinv)
Logic:
￭ AND
￭ OR
Date/Time:
￭ Time()
￭ Time(Date)
￭ Time(Date+Time)