Modbus TCP I/O Modules M150 is designed for Industrial Internet of Things, the data acquisition module comes with 8DI, 4DO, 4AI, compatible with MQTT, Modbus RTU, Modbus TCP, SNMP V1/V2 Protocol. Remote I/O M150 comes with RS485 serial port and Ethernet port, the current monitoring and acquisition module suppots Modbus TCP server and client, Modbus RTU master and slave.