PLC
4 articles tagged "PLC" on the S7 Explorer blog.
This collection brings together every PLC article published on the S7 Explorer blog. "Siemens S7-1200 vs S7-1500: Which PLC for Your Project", "Siemens S7 Rack and Slot Addressing: How PLC Routing Works", "S7 Communication Protocol Guide: Memory Areas, Addressing, and Data Types" — each one is a practical, hands-on guide written for engineers and system integrators who work with S7 Explorer in real industrial deployments. Whether you are choosing between protocols, troubleshooting a connection, or planning an integration, these articles cover the concepts, the trade-offs, and the step-by-step details you need.
Siemens S7-1200 vs S7-1500: Which PLC for Your Project
Siemens S7-1200 vs S7-1500 compared. Performance, memory, I/O count, motion, safety, PROFINET, price, and which Siemens PLC fits small machines vs large process lines.
Read articleSiemens S7 Rack and Slot Addressing: How PLC Routing Works
S7 connections need the right rack and slot (S7-1200/1500: rack 0 slot 0; S7-300: rack 0 slot 2). Get it wrong and you get a connection-refused — here is why and how to fix it.
Read articleS7 Communication Protocol Guide: Memory Areas, Addressing, and Data Types
How the Siemens S7 protocol accesses PLC memory. Data blocks, inputs, outputs, markers, timers, counters. Rack/slot addressing and data type mapping.
Read articleConnect to Siemens S7-1200/1500 from macOS Without TIA Portal
Read and write Siemens S7 PLC data blocks from macOS. No TIA Portal, no Parallels, no Windows. Native S7 communication tool for Mac.
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