Siemens PLC  S7-200/S7-300/S7-400/S7-1200 plc

Siemens PLC  S7 series Programmable Logic Controller

1. Siemens plc S7-200: It’s the micro PLC for open-loop control and closed-loop control tasks in machine and plant construction. It combines the greatest possible automation effect with the lowest costs.
2. Siemens plc S7-300: It’s the modular mini PLC system for the low-end and mid performance ranges. The modular and fan-free design, simple implementation of distributed structures, and convenient handling make it cost-effective and user-friendly solution for the most diverse tasks in the low-end and mid performance ranges.
3. Siemens plc S7-400: It’s the most powerful PLC in the family of SIMATIC controllers, mainly for the mid to high-end performance ranges, including most demanding tasks. It owns aspect as following: owns comprehensive range of modules and performance-graded CPUs for optimal adaptation to the automation task; with Optimal communication and networking options; also can be expanded without problems when the tasks increase; simultaneous operation of several CPUs in one S7-400 central controller, the powerful backplane bus of the S7-400 and the communication interfaces that can be connected direct to the CPU enable high-performance operation of a host of communication lines.
4. Siemens plc S7-1200: It’s the compact design controller for open-loop and closed-loop control tasks in mechanical equipment manufacture and plant construction. It combines maximum automation and minimum cost. It owns aspect as following : the miniature controller that offers maximum automation at minimum cost; Extremely simple installation, programming and operation; Large-scale integration, space-saving, powerful; Suitable for small to medium-size automation engineering applications; Can be used both for simple controls and for complex automation tasks; All CPUs can be used in stand-alone mode, in networks and within distributed structures; Suitable for applications where programmable controllers would not have been economically viable in the past; With exceptional real-time performance and powerful communication options.