545.5.2 SERIAL[RS-232 INPUT SETUP]▪ SERIAL TYPE : Select external device.▪ MODEL : Select the protocol to use.▪ PORT : Select the Baud Rate / DATA bit / Parity / Stop Bit.[RS-485 INPUT SETUP]▪ SERIAL TYPE : Select external device.▪ MODEL : Select the protocol.▪ PORT : Select the Baud Rate / DATA bit / Parity / Stop Bit.