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140CPU43412 Schneider
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The 140CPU43412A is a processor module from Schneider Electric's Modicon Quantum automation platform, based on the Concept architecture and programmable via ProWORX32 (also compatible with Concept IEC). It features a 486-based CPU with 896 KB internal RAM and a 66 MHz clock. As the central processing unit in distributed control systems, it executes ladder logic, handles communications via Modbus/Modbus Plus, and manages I/O operations. Typical deployments include utility control, power generation, and large-scale process automation where legacy Quantum systems are maintained. Part number: 140CPU43412A.
Best Suited For
- Legacy Modicon Quantum systems using ProWORX32 or Concept IEC
- Industrial applications requiring Modbus/Modbus Plus communications
- Environments maintaining existing Quantum hardware with 486-based CPUs
- Use in systems where replacement with Modicon M580 is planned