Here is a link to the 2700G Calibration Manual (how to calibrate a 2700G digital gauge)
http://us.flukecal.com/literature/product-manuals/2700g-calibration
Search for 2700G in the Search box above to find more articles about 2700G digital gauges (spare parts, USB driver, etc.)
This cable is needed to calibrate a 2700G gauge, to send remote commands to the gauge. One is included with every new 2700G gauge.
Part Number: 4450539
Description: (1920041),CABLE, FLUKE 2700G COMMUNICATION
Note that the USB cable shown in the manual is not available (part number 4258329). The correct part number is shown above.