Agilent Technologies

VISA COM: 34980A Taking a Thermocouple Measurement Read Me

This Excel Macro (Visual Basic) sets the 34980A for 2 simple scans that make both DCV and type J thermocouple temperature measurements.

Date: April 29, 2005

Version: 1.0.0.0

Language: Microsoft® Excel Macro Language

Operating System: Windows® 98, Windows NT® 4.0, 2000, XP

VISA COM Version: Use Agilent I/O Library Suite 14.0 or above

This Excel Macro (Visual Basic) sets the 34980A for 2 simple scans that make both DCV and type J thermocouple temperature measurements. The program also checks the instrument and module identification to make sure there is communication between the 34980A and the computer, and the correct module is installed. The returned data is entered into a list box.

This program uses the Agilent VISA COM objects to program the instrument. To use the IO object in another Visual Basic project, set the reference to include the appropriate libraries in the Project/References menu:
   VISA COM 3.0 Type Library, corresponds to VISACOM.tlb
   VISA COM 488.2 Formatted I/O 1.0, corresponds to the BasicFormattedIO.dll

The program was developed in Microsoft Excel 2003.

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