Automation Knowledge Base
Automation, explained by the people who commission it.
Practical guides on PLCs, industrial protocols, SCADA and edge data — written from real machines, real faults and real fixes. No vendor spin, no theory that falls apart on the shop floor.
Explore by topic
PLC & Networking
Controllers, fieldbus wiring, IP addressing and getting two PLCs to actually talk.
Open topic →Protocols
Modbus TCP, OPC UA, MQTT and Sparkplug B — framing, addressing and the traps.
Open topic →Edge Computing
Gateways, containers and edge collectors that survive a factory power cut.
Open topic →SCADA & HMI
Visualisation, alarming and screens operators can read at 3 in the morning.
Open topic →Data & Analytics
Historians, time-series databases, OEE and dashboards that mean something.
Open topic →Lab Notes
Experiments from the test bench — simulators, homelab rigs and what broke.
Open topic →Latest articles
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Connect Two PLCs Over Modbus TCP: A Practical Guide
Two PLCs, one switch, no SCADA in the middle. A complete walkthrough: register map, server and client configuration, laptop verification, watchdog and…
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Two Nodes, One Stack: an IIoT Homelab Architecture
Two container hosts, one hypervisor, one design rule: everything survives a reboot without human hands. Why two nodes The VirtualBox node carries…
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How My Homelab Got an AI Operator
In one day, this homelab went from manually administered to conversationally operated. Here is how — and what broke along the way.…
Something broken on your line?
These guides come out of day-to-day commissioning and troubleshooting work across packaging, electronics, textiles and surface treatment.