where you select an IEC variable [...] . Requirement: Your IEC code

(IEC

Operator: EXP The IEC operator yields the exponential function

Operator: SQRT The IEC operator yields the square root of a

Operator: LN The IEC operator yields the natural logarithm of a

The IEC [...] according to IEC [...] is not part of the IEC

Operator: ASIN The IEC operator yields the arcsine value of a

Operator: GT The IEC operator is used

Operator: LT The IEC operator is used for the "less

oriented IEC [...] . Example 2 . Example IEC [...] is an assembler-like IEC