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HEM Data Corp. is teaching a class for the Society of Automotive Engineers (SAE) entitled "Acquiring & Analyzing Data from Sensors and In-Vehicle Networks". The schedule for 2008 is: June 9-10, and November 6-7.

DAWN™ acquires data from automobile in-vehicle networks using CAN, ISO9141 or SAE J1850 protocols, as well as heavy duty vehicles using J1939 CAN and J1708. In addition, DAWN simultaneously acquires data directly from sensors and from vehicle networks. This gives you the best of both approaches - using the vehicle sensors if they meet your needs, and the ability to add the missing sensors and to acquire data from them all simultaneously!

HEM Data has integrated its DAWN product for acquiring data from in-vehicle networks with AVIT by Drew Technologies', its ruggedized data logging hardware for unmanned, data collection without a PC. HEM Data has ported its Snap-Master™ for Windows software to run on Linux, AVIT’s operating system. As a major benefit, the user configures the logger with the Snap-Master™ for Windows user-interface. The resulting settings are saved and transferred to the logger. With no software programming the logger is then ready to acquire data after the AVIT cable is connected to a standard vehicle adaptor. 

AVIT is specifically designed to mount in the vehicle with its extended temperature range, the ability to hibernate to save power when the vehicle is switched off, and a quick wake-up. AVIT can also be used for PC-based data acquisition for real-time display and analysis that is valuable for vehicle diagnostics. 

AVIT is capable of acquiring a wide range of heavy-duty and automotive protocols as well as simultaneously acquiring analog and GPS data. It also communicates wirelessly using Wi-Fi and cellular links.

Snap-Master and  now support GPS with serial, USB and Bluetooth interfaces. The NMEA 0183 (National Marine Electronics Association) standard is supported.

Snap-Master for Windows has been ported to Linux so that DAWN will now run as a stand-alone data logger. This is ideal where a flight (black-box) recorder is required instead of a laptop.

The DAWN Demo has been updated. This audio/video presentation shows the features and benefits of DAWN as both a PC-based, real-time display and analysis system, or as a stand-alone logger.

HEM Data offers consulting services, training, and application support with our products in the following areas: diagnostics, vibration testing, in-vehicle testing with CAN, data acquisition, and data analysis. If you need help with your application, let one of our experts assist you. If you have specifications, email them to us at support@hemdata.com, or call (800 436-4330).

NOVA™ is our compact and versatile PC-based noise and vibration analyzer that integrates both the hardware and software into a PC-based analyzer that emulates a spectrum analyzer, waveform analyzer, digital oscilloscope and more. It has a dozen pre-configured test instruments for standard tests such as impact testing, power spectrum analysis, A-weighted sound meter, order tracking, and more.