USB DMM has 6½ digits
-- Test & Measurement World, 4/16/2008 2:11:00 PM
The SMU2055 from Signametrics lets you add a DMM to any Windows PC through a USB port. The SMU2055 measures DC and true-RMS AC voltage and current, resistance (two wire and four wire), and it performs diode tests. It can measure at 250 readings/s and it’s 6 ½-digit resolution provides up to ±2,400,000 counts.
The unit lacks a display, but you can operate it through a soft front panel (included) or you can write your own application with almost any Windows-based language. Software support includes Excel, LabView, LabWindows/CVI, Matlab, Microsoft .NET, Vee, and Visual Basic. You can write applications for production and engineering measurements or you can use it for portable applications. With the soft front panel, you can select measurement type, range, measurement rate, and you can view measurements.
The SMU2055’s case measures 5-in. x 7-in. x 1.3-in. and it weights eight ounces. The bus-powered SMU2055 consumes 1.5 W.
Price $695, Signametrics, www.signametrics.com.
