Isolators, Beijing Rainbow, isolation provided by the Beijing Cariboo. Isolators, Beijing Rainbow, isolators are Ruibo Yi Branch (Beijing) Technology Development Co., Ltd. (www.roybo.cn) 2014 年 United States launched a new upgrade Cariboo new R5 Series Description: This series of products in addition to using the new shell and increased rail power supply features isolation, continue to apply the mature technology of the original series, the introduction of new digital technology, with the traditional analog isolation products do not have a lot of advanced features. American Rainbow isolator features: 1, United States ROYBO isolator main feature is the rail supply roybo isolator, is to supply the terminal card in the standard rail isolator, and then by rail power supply, so the advantage is more obvious power rail, reducing the wiring part, reducing the failure rate, but nice, good stability.