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UniMAT: Siemens S7-400H Hard Redundancy Principle

The S7-400H consists of two redundant configuration subsystems synchronized via fiber optic cables. These two subsystems...

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2026-02-22

UniMAT: Frequently Asked Questions 3

Hello everyone! I'm back to answer your questions again! If you like our content, please follow our subscription acc...

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2026-02-22

UniMAT: Analog Calculation and Programming

Before performing analog calculations and programming, we must first understand some concepts and calculation bases, na...

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2026-02-22

UniMAT: WinCC and S7-300 Communication

This article will introduce three communication methods: MPI, TCP/TP and ISO protocol communication. MPI protocol and TC...

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2026-02-22

UniMAT: Example of Freeport Communication between UN200 CPU and UT500 Frequency Inverter

The communication port of the EVE Automation UN200 CPU can be set to free port mode. When free port mode is selected, t...

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2026-02-22

Hundreds of millions of reads: DC vs. AC

Direct current (DC), also known as constant current, is a type of DC where the magnitude and direction of the current r...

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2026-02-22