Rigol's M300 Series data acquisition and switch system provides accurate, repeatable measurements with industry leading total system cost optimized for general purpose temperature, resistance, and voltage scanning with a breadth of modules to handle all of your DAQ system requirements. A single mainframe can scan and measure up to 128 fully differential measurements in one instrument.

Up to 320 switch channels per mainframe, save on cost of ownership
Can be run without PC
USB logging
Interval scanning with storage of up to 100,000 time-stamped readings
8 kinds of cards supported
6? digits DMM can be enabled/disabled in any of slots
Standard SCPI commands
Math statistics: AVG, MAX, MIN, SDEV