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Product category: Telemetry, data acquisition + loggers
News Release from: National Instruments | Subject: M Series devices
Edited by the Processingtalk Editorial Team on 15 January 2007

USB data acquisition covers up to 40
devices

National Instruments has announced two new high-performance M Series multi-function data acquisition (DAQ) devices for USB: NI signal streaming technology delivers portable, hi-speed USB performance

National Instruments has announced two new high-performance M Series multi-function data acquisition (DAQ) devices for USB With the new NI USB-6221 and USB-6229 DAQ devices, which provide up to 32 analogue inputs with a 250 kS/s single-channel sampling rate, NI has extended its USB DAQ offering to 40 devices

The complete NI USB offering now includes low-cost devices starting at GBP65, or euro95, high-speed devices featuring 1 MS/s sampling speeds and modular USB data acquisition systems for low, mid and high channel count applications.

The USB-6221 and USB-6229 - as well as bus-powered and other high-performance USB DAQ devices - feature NI signal streaming technology, which utilises the bandwidth and performance of Hi-Speed USB technology to allow bidirectional high-speed transfer of data between the USB device and a computer.

NI signal streaming technology makes it possible to acquire and generate multiple analogue and digital I/O signals simultaneously.

Because the technology relies on message-based rather than register-based configuration, much of the configuration takes place on the device, avoiding unnecessary USB transfers.

Engineers can stream more synchronous analogue and digital data for data-intensive applications than is possible using USB DAQ devices alone.

Additionally, with the plug-and-play connectivity of USB, engineers and scientists have an easy-to-use, portable solution for their measurement, monitoring and control applications.

The USB-6221 and USB-6229 DAQ devices offer many features equivalent to their PCI M Series counterparts.

The new devices include up to 32 16-bit, 250 kS/s analogue input channels; four 16-bit, 833 kS/s analogue output channels; 48 digital I/O channels with up to 32 clocked at 1 MHz; and two 32-bit counter/timers, all backed by M Series technology including a low-noise NI-PGIA 2 amplifier and NI-MCal, a third-order calibration methodology correcting for gain, offset and nonlinearity errors at all input ranges.

Additionally, National Instruments USB DAQ devices have software support for both programmers and non-programmers.

Each device is shipped with free data-logging software to help users take full advantage of the ease of use and plug-and-play capabilities offered by USB by shortening time to measurement.

For programmers, NI-DAQmx driver software and measurement services - a powerful suite of data-logging tools, configuration management and wizard-like development interfaces - can dramatically decrease the hidden costs of software development, system setup, configuration and calibration time.

The driver software features multi-device synchronisation, automatic code generation and a high-level, open API that offers the same programming environment across devices and programming languages.

NI-DAQmx can control every aspect of a data acquisition system, from configuration to application development.

The software driver works with National Instruments LabVIEW, LabWindows/CVI, Measurement Studio and SignalExpress, as well as C/C++/C# and Microsoft Visual Basic and Visual Studio .NET languages. Request a free brochure from National Instruments ...

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