`HvacVaporSaturationPressure` (FUN)

FUNCTION HvacVaporSaturationPressure : REAL

This function calculates the vapor saturation pressure for moist air over ice or water

InOut:

Scope	Name	Type	Initial	Comment
Return	`HvacVaporSaturationPressure`	`REAL`
Input	`Enable`	`BOOL`	FALSE	1: Enabling of the function processing
	`AirTemp`	`REAL`	0	2: Air temperature in Celsius
	`Ice`	`BOOL`	FALSE	3: Vapor saturation pressure for moist air over ice

HvacVaporSaturationPressure (FUN)