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KY-302,303 series I/O modules are high-performance I/O modules produced by our company based on ten years of industrial instrument manufacturing experience and technical accumulation, fully considering the actual needs of industrial field data acquisition, and adopting the latest microelectronics and microprocessing technology. The data collected or controlled is communicated with the upper computer through RS485 bus, and the communication protocol is Modbus (RTU), which is adapted to various configuration software. Users can choose several different I/O modules to easily build their own data acquisition and control system, or use it together with PLC, as the I/O module of computer acquisition and control system, or as a programmable front-end device, directly into the user's specific system. This series I/0 module has distinct characteristics, which can be widely used in metallurgy, petrochemical, electric power, telecommunications, railway, coal, gas, aviation, military industry, building, tobacco, food, wine brewing, light industry, environmental protection, water treatment, laboratory, scientific research and teaching and other fields.
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