300+ SCADA Protocol Articles & Guides
Deep dives on Modbus, DNP3, IEC 60870-5-101/104, IEC 61850, OPC UA, Profinet, MQTT, IEC 62443, and substation automation — written for practicing engineers.
CIP Safety vs PROFIsafe: An Honest Comparison of SIL3 Safety Protocols
CIP Safety vs PROFIsafe: real technical differences in addressing, time monitoring, engineering tools, ecosystem, and when to pick which. Vendor-neutral.
PROFINET vs EtherNet/IP: Complete Comparison for Industrial Engineers
PROFINET vs EtherNet/IP compared: protocol architecture, real-time performance, GSDML vs EDS, PROFIsafe vs CIP Safety, installed base, and when to choose each.
PROFIsafe Protocol: How It Works & SIL Ratings
A complete technical guide to PROFIsafe — covering the black channel principle, Safety PDU structure, CRC mechanisms, MonitoringNumber, F-Parameters, Status/Control Byte decoded, SIL/PL ratings, F-Host and F-Device architecture, and IEC 61784-3-3. Written for automation and safety engineers.
PROFIBUS vs PROFINET: Key Differences Explained
A detailed technical comparison of PROFIBUS vs PROFINET — covering physical layer, speed, topology, real-time classes, device models, diagnostics, safety, and application profiles. Based on IEC 61784-1 and IEC 61784-2. Written for automation engineers.