Name :Find the square root function

Symbol :SQRT

Illustrate:

        Find the square root function SQRT, the output parameter OUT is the square root of the input parameter IN, and when the input parameter is less than 0, the output is nan.

Image:

Parameter:

Parameter | Statement | Type | Description
--- | --- | --- | ---
IN | Input | REAL |
    Enter a value
OUT | Output | REAL |
    Output value

Example:

LD:

ST:

TagOut := ABS(IN := TagIn);

Interpretation:

parameter | operand | value
--- | --- | ---
IN | TagIn | Enter a value：4
OUT | TagOut | Output value：2

    	IN inputs the corresponding type of data, and OUT outputs the square root of IN.