Scale Bar Check    

Performs a temperature-compensated scale bar check.

 

Input Arguments

 

0

Point Name

ScaleBar Point A

The point representing one end of the scale bar.

1

Point Name

ScaleBar Point B

The point representing the other end of the scale bar.

2

Double

Current Temperature (F)

The ambient temperature (temperature of the

scale bar), in degrees Fahrenheit.

3

Double

Length of Bar at 68F

The length of the scale bar at 68 degrees Fahren- heit.

4

Double

Material CTE (PPM/F)

The Coefficient of Thermal Expansion of the scale

bar, in Parts per Million per degree Fahrenheit.

5

Double

Tolerance

The allowable tolerance for the scale bar’s length (from nominal).

 

Return Arguments

 

 

6

 

Double

 

Deviation at 68F

The deviation between the measured scale bar and the nominal scale bar, compensated to a 68 degree Fahrenheit value.

 

Returned Status

 

SUCCESS

The check was performed successfully.

FAILURE

Either or both points were not found, or the length exceeded the allowable tolerance.

 

Remarks

None.