Yaskawa Ladder Works Programming Manual Manuel d'utilisateur télécharger pdf (Page 95)

5.8 EXPONENT Instruction (EXP)

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5.8 EXPONENT Instruction (EXP)

[Outline]

The EXP instruction uses the Source as the input (x) and stores the natural logarithmic base (e) to the

power of the input (e

) in the Dest as the operation result. This instruction can be used only in a real

number operation.

[Format]

Symbol : EXP

Full Name : Exponential

Category : FUNCTION

Icon :

[Parameter]

Parameter Name Setting

Source

(Input)

· Any real number type register

· Any real number type register with subscript

· Constant

Dest

(Output)

· Any real number type register (except for # and C register)

· Any real number type register with subscript (except for # and C register)

[Program Example]

e ( = 2.7183) to the power of the input value (x = 1.0) is calculated.

Notes: Maximum value(3.4･･･E + 38) is stored and an operation error will not occur even if the

operation results of EXP instruction in an overflow.

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Yaskawa Ladder Works Programming Manual Manuel d'utilisateur Page 95