1 rs485 rx line, 2 rs422 line (rs485-1 rx and rs485-2 tx), 3 rs485-1 line reception, rs485-2 line repetition – Videotec ULISSE MAXI User Manual

Page 28: 4 rs485 tx/rx line, D ( "7.4.5.2, Rs422 line (rs485-1 rx and rs485-2 tx), Y units ( "7.4.5.3 rs485-1, Line reception, rs485-2 line repetition, Tion on rs485-1 line ( "7.4.5.4