Detailed features:

Snap-on expansion module for the Personal Daq/50 Series, provides 40 volts/TC inputs Features • Multifunction data acquisition modules attach to PCs via Universal Serial Bus (USB 1.1 & 2.0 compatible) • Ultra low-power design requires no external power or batteries • Can be located up to 5 meters (16.4 feet) from the PC • High-resolution, 22-bit A/D converter offers reading rates from 1 to 80 Hz • Built-in cold-junction compensation for direct thermocouple measurements • Frequency/pulse, or duty-cycle measurements up to 1 MHz* • Convenient removable screwterminal signal connections • 500V optical isolation from PC for safe and noise-free measurements • Programmable inputs from ±31 mV to ±20V full scale • Digital I/O lines with open collector output for direct drive applications* • Expandable up to 80 channels of analog and digital I/O* • Up to 100 Personal Daq modules can be attached to one PC using USB hubs, for a total capacity of 8,000 channels • Digital calibration— no potentiometers or adjustments required Software • Personal DaqView Out-of-the-Box spreadsheet-style software for setup, acquisition, and real-time display • PostView included for post-acquisition data viewing • Support for Visual Basic®, C/C++, DASYLab®, and NI LabVIEW® • Supported Operating Systems: Windows® 7/Vista®/XP SP2 and SP3 Designed for high accuracy and resolution, the 22-bit Personal Daq data acquisition systems directly measure multiple channels of voltage, thermocouples, pulse, frequency, and digital I/O*. A single cable to the PC provides high-speed communication and power to the Personal Daq. No additional batteries