CARD AND ELECTRONIC MODULE; FEATURES: REMOTE I/O RIO HEAD DUAL CHANNEL ETHERNET PROCESSOR; EQUIPMENT: PLC; COMPONENT: ENCODER SIGNAL OPTOCOUPLER; IT IS TO PROVIDE I/O SCANNING SERVICES FOR REMOTE I/O DEVICES, EITHER IN REMOTE I/O NETWORKS OR IN DEVICE NETWORKS WITH REMOTE I/O OR DISTRIBUTED I/O. THE MODULE CONNECTS DIRECTLY TO THE MAIN RING OF THE REMOTE I/O NETWORK AND CONTROLS THE REMOTE I/O NETWORK VIA A M ARGARITE TYPE CHAINING LOOP TOPOLOGY. THIS MODULE PROVIDES VARIOUS ETHERNET SERVICES, SUCH AS CONFIGURATION FOR REMOTE I/O DEVICES AND DIAGNOSTICS; MANUFACTURER 1: MODICON; N-PART 1: 140CRP31200