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Function: Controls industrial automation processes via programmable logic.
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CPU: Embedded microprocessor for fast execution of control programs.
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Input/Output: Supports digital and analog I/O modules for sensors and actuators.
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Programming: Uses ladder logic, function block, or structured text languages.
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Communication: Supports protocols like Modbus, Ethernet/IP, Profibus for networking.
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Memory: Non-volatile memory for program and data retention during power loss.
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Applications: Widely used in manufacturing, process control, robotics, and automation.