The differences between Siemens PLC and Mitsubishi PLC

The main differences between Siemens PLC and Mitsubishi PLC are reflected in:

1. Programming language: Siemens follows IEC 61131-3 and supports LAD, ST, etc. Mitsubishi mainly uses ladder diagrams and step instructions.

2. Instruction System: Siemens focuses on structured programming of function blocks; Mitsubishi relies on basic logical instructions.

3. Addressing mode: Siemens uses I/Q/M/DB; Mitsubishi uses X/Y/M/D soft components.

4. Application scenarios: The former is suitable for large-scale systems, while the latter is often used in medium and small-sized equipment.

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