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Preis ab: 279,00 EUR, SIEMENS 7XV5 650-0AA00 SIEMENS SIPROTEC RS485 / FO CONVERTER (1-CHANNEL) THE RS485 / FO CONVERTER ALLOWS TO CONNECT UP TO 32 DEVICES WITH A BUS-ENABLED ELECTRIC RS485 INTERFACE AND PROVIDES AN OPTICAL LINK UP TO A CENTRAL UNIT OR A S