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RS-485: Wiring and Connection/en: различия между версиями
Новая страница: «All RS-485 devices are installed on the same bus. The bus uses two data lines (''A'' and ''B''), and it is also often convenient to lay two power lines - ''GND''…»
(Новая страница: «== Busbar laying ==») |
(Новая страница: «All RS-485 devices are installed on the same bus. The bus uses two data lines (''A'' and ''B''), and it is also often convenient to lay two power lines - ''GND''…») |
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== Busbar laying == | == Busbar laying == | ||
All RS-485 devices are installed on the same bus. The bus uses two data lines (''A'' and ''B''), and it is also often convenient to lay two power lines - ''GND'' and ''+12V'' (or other supply voltage). | |||
'''Провод A на всех устройствах подключается к клеммнику с маркировкой А, провод B - всегда к B.''' | '''Провод A на всех устройствах подключается к клеммнику с маркировкой А, провод B - всегда к B.''' | ||