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Applications for PC data acquisition cards

The field of measurement, control and process technology is now dominated in the professional arena by PC-based data acquisition cards. The spectrum of applications is covered by digital I/O cards, relay cards, A/D and D/A converter cards, as well as cards offering a combination of these features. The cards are available in a range of variants from a number of different manufacturers. Although the selection of a card on the basis of its suitability for the project and price-performance ratio is straightforward, the problems start when considering which software will provide the most economical, simple, quick and flexible solution. Data acquisition cards come equipped with only the minimum ‘intelligence’ required to make them work as universally as possible.
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