MAIN CHARACTERISTICS range of product MODICON QUANTUM product or component type ETHERNET RIO HEAD FOR QUANTUM number of port 4 integrated connection type ETHERNET IPMODBUS TCP SERVICE PORT communication port protocol ETHERNET IP MODBUS TCP communication service RSTP SUPPORT COMPLEMETARY CHARACTERISTICS topology DAISY CHAIN LOOP local signalling 1 LED GREEN FOR ACTIVITY product compatibility 140CPU65150 environmental characteristic HAZARDOUS LOCATION CLASS I DIVISION 2 CONFORMING TO ENIEC 61131-1 width 167 MM height 50 MM product weight 0.554 KG