SCADA INTERFACE INSTRUCTIONS - OPTION 21Q - FOR A36D/TPSD SYSTEMS/341SPage 2 of 10Default SettingsThe LaMarche Communications Card is shipped with the following default settings;Port: RS232Baud Rate: 9600Data Bits: 8Stop Bits: 1Parity: NoneBoard ConfigurationThe communications card may be configured for RS232, RS485 or TCP communications.SW2 configures the board for either Serial or TCP/IP communications.SW4 configures the board for either RS232 or RS485 communications.SW3 configures the BIAS and Termination Resistor(s) when using RS485.The photo below shows the location of the dipswitches of the communications board.Setting the Modbus Address, Baud Rate & ParityTo change the Address, Baud Rate and Parity you need to enter the customer calibration mode whereyou can choose the following;Modbus Type: Serial or TCPModbus Address: 1 through 247Modbus Baud Rate (Serial Only): 1200, 2400, 4800, 9600, 19200, 38400Modbus Parity Type (Serial Only): NONE, ODD, EVENRead Only Mode: This mode does not allow any settings to be modified remotely.