Product Name:  Siemens S7-1200 PLC

Brand Name: Siemens 

Model:6ES7221-1BH32-0XB0

CPU 1211C, DC/DC/DC, 6DI/4DO/2AI

SIMATIC S7-1200, CPU 1211C, compact CPU, DC/DC/DC, onboard I/O: 6 DI 24 V DC; 4 DO 24 V DC; 2 AI 0-10 V DC, Power supply: DC 20.4-28.8V DC, Program/data memory 50 KB

Siemens S7-1200 - Expansion Modules

The SIMATIC S7-1200 is a modular miniature controller. The controller can be extended with different I/O-modules.

Expansion modules to complement the integrated periphery of the CPU's
For flexible adjustment of the control to the respective task
Simple adjustment in user application

Siemens S7-1200