2702141 | IB IL RS 485-ECO SKU: 2702141 Parent Item Parent Item - Additional Cost Has Item Option Details 2702141 | IB IL RS 485-ECO. Inline ECO communication terminal for serial data transmission 1 serial input and output channel in RS-485 format with ... Documentation Data Sheet DetailsDocumentationBack2702141 | IB IL RS 485-ECO. Inline ECO communication terminal for serial data transmission 1 serial input and output channel in RS-485 format with connector plugBack Data Sheet