Industrial EtherCAT Slave I/O Module with Isolated 16-ch Digital Input IECS-1116-DI Datasheet Manual Firmware FeaturesBuilt-in isolated 16 digital inputs 2 x RJ45 bus interfaceLED indicators for the input statusRemovable terminal block connector9 ~ 48V DC wide input voltage rangeSupports EtherCAT Distributed Clock (DC) mode and SyncManager modeEtherCAT conformance test tool verified