Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module

ME31-AAAX4220 is equipped with 2 channel A-type relay outputs and 2 channel analog inputs (0-20mA/4-20mA), and 4 channel dry contact input detection,supports Modbus TCP protocol or Modbus RTU protocol for acquisition and control and can be used as a simple Modbus gateway (automatically send commands with non-local Modbus addresses through the serial port/network port).