POW ** POWL
Function - Calculates a power.
Inputs
|
Input |
Data type |
Description |
|
IN |
REAL/LREAL |
Real value. |
|
EXP |
REAL/LREAL |
Exponent. |
Outputs
|
Output |
Data type |
Description |
|
Q |
REAL/LREAL |
Result: IN at the 'EXP' power. |
Remarks
Alternatively, in ST language, the ** operator can be used. In LD language, the operation is executed only if the input rung (EN) is TRUE. The output rung (ENO) keeps the same value as the input rung.
ST Language
Q := POW (IN, EXP);
Q := IN ** EXP;
FBD Language
LD Language
The function is executed only if EN is TRUE.
ENO keeps the same value as EN.
POW ** POWL |
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IEC 61131-3 Automation platform > Programming - Reference guide > Mathematic operations > POW ** POWL |
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