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Knowledge / Automation & Control Systems

Industrial Communication

Networks and communication protocols connecting controllers, field devices, supervisory systems, and enterprise infrastructure.

By Siddhant Krishna · Published 2026-10-06 · Updated 2026-10-06

01

Why Industrial Networking Matters

Modern automation rarely consists of a single controller. Sensors, actuators, PLCs, robots, drives, HMIs, historians, and higher-level systems must exchange state and commands.

02

Requirements

  • Deterministic timing.
  • Low latency where required.
  • Reliability.
  • Fault detection.
  • Interoperability.
  • Time synchronization.
  • Security.
  • Maintainability.

03

Networked Control

When the feedback loop itself crosses a communication network, delay, jitter, packet loss, synchronization, and network failures become part of the control problem.

References

  1. IFAC, international scientific and professional federation concerned with automatic control theory and applications.
    https://ifac-control.org/
  2. International Electrotechnical Commission, Part 3: Programming Languages, fourth edition.
    https://webstore.iec.ch/en/publication/68533

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