Download the Cytec Visa LLB here. VIs initialize the switch to a known state and format command strings. A looping example is included. Works with Labview Version 13 and higher. Visa Resource allows control by GPIB, LAN and Serial Communication. Please note: If you need an earlier version of this LLB simply copy and paste into a new VI and save as the older version.

Here is a link to FAQs about the driver