Siemens SIMATIC S7 PLCs & Modules

SIMATIC S7 equipment spans several controller generations and their associated modules. Identify the installed system before choosing a spare: an S7-300 CPU, an S7-1200 CPU and an ET 200 interface module are... Read full introduction Show less

SIMATIC S7 equipment spans several controller generations and their associated modules. Identify the installed system before choosing a spare: an S7-300 CPU, an S7-1200 CPU and an ET 200 interface module are different hardware purchases.

Use the complete Siemens order number to find the part, and keep the project backup for any processor replacement. PC programming adapters are connection tools; they do not replace the PLC. For analog input parts, browse 6ES7134 ET 200 modules.

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