Description: The M240 Modbus RTD Remote I/O Module is an industrial class, high reliability, high stability and high precision data acquisition module. Embedded 32-Bit High Performance Microprocessor MCU, provides a RS485 interface. It provides multi I/O, supports standard Modbus TCP, can be intergraded into SCADA, OPC server, and other automation systems. It is design for working in the harsh industrial application environmen. Widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system. Specification: Material: Metal Size: 105x88x30mm/4.13x3.46x1.18inch Package Includes: 1 Piece I/O Module 1 Piece User Manual