The Siemens 6ES72151AG400XB0 is designed for industrial automation and control applications. It operates with a supply voltage range of 20.4 to 28.8V DC and features 14 digital inputs and 10 digital outputs, including 4 high-speed pulse train outputs.

The 6ES7215-1AG40-0XB0 is a compact CPU module from Siemens' SIMATIC S7-1200 series, designed for industrial automation applications. It is the CPU 1215C DC/DC/DC model, featuring:

Onboard I/O: 14 digital inputs (DI), 10 digital outputs (DO), 2 analog inputs (AI), and 2 analog outputs (AO).

Communication Ports: 2 PROFINET ports for seamless networking.

Power Supply: Operates on DC voltage (20.4V to 28.8V).

Memory: 200 KB program/data memory for efficient processing.

Compact Design: Ideal for space-constrained environments.