Ignition vs Wonderware vs FactoryTalk: 2026 SCADA Comparison
Head-to-head SCADA comparison — Ignition 8.3, AVEVA System Platform (Wonderware), and FactoryTalk View. Architecture, licensing, edge, and TCO.
SCADA Historian Architecture: 2026 Design Patterns from First Principles
First-principles guide to SCADA historian design — tag ingest, compression, retention, query patterns, and modern stacks (PI, InfluxDB, Timescale).
PLC vs SCADA: Architecture, Roles, and How They Work Together (2026)
PLC vs SCADA explained — control loops vs supervisory, network architecture, IEC 61131-3 vs HMI runtime, with a decision matrix for greenfield plants.
Modbus Protocol Deep Dive: RTU, TCP, and the Industrial Workhorse Explained
Complete Modbus reference — RTU vs TCP frames, function codes, register maps, error handling, gateway architectures, and modern Modbus patterns.