MAIN CHARACTERISTICS range of product MODICON QUANTUM AUTO PLATFORM product or component type DIO HEAD-END ADAPTOR COMPLEMETARY CHARACTERISTICS product compatibility 140CRA21210 number of port 1 MODBUS RS232 TWISTED PAIR REDUNDANT COPPER transmission rate 1 MBIT S I/O words 30 I 32 O checks CHECKSUM power dissipation in W 4 W bus current requirement 780 MA