This article is part of a guided learning series on building our understanding of the Siemens S7-1200 PLC.
Canonical Article: Navigating Siemens S7-1200 PLC model numbers
Learning Companion (Q&A): Learning Companion Navigating Siemens S7-1200 PLC model numbers
You are reading: Question 2
Identify the full part number for a CPU 1212FC G2 DC/DC/RLY
Clarification
The G2 (second generation) distinction is not located within the CPU style description.
Answer
There are two search methods:
- Search Digikey for part number along with direct price and availability:
- Use keywords “CPU 1212FC”
- Identify the distinctive G2 PLC using the pictures
- Locate “relay” in the output type column
- Open the page to retrieve the part number as 6ES72121HF500XB0
- Locate the PLC in the Siemens Mall.
Article by Aaron Dahlen, LCDR USCG (Ret.), Application Engineer at DigiKey