In this paper the technologies that pcn-nit the development of distributed
measurement systems over the internet are discussed, The different concepts
of virtual instrumentation are summarized. Two different approaches to mea
surement system development are compared - the first is based on the commer
cially available environment LABVIEW, and the second, widely used in the re
search field, is based on the object-oriented programming. (C) 2001 Elsevie
r Science Ltd. All rights reserved.