Document History

D

This section provides an overview of the previous releases of this manual and the functional expansions in STEP 7 and NCM S7.

New in Release 05 / STEP 7 V5.1 SP3

SConfiguring multicast and broadcast on UDP connections. See Chapter 4.

SThe blocks AG_SEND and AG_RECV can now be used for “long data packets” with an S7–300. See Chapter 5.

SThe S7 CPs for Ind. Ethernet are now supplied with a default MAC address allowing configuration data to be downloaded over Ethernet without a ”node initialization”.

New in Release 04 / up to STEP 7 V5.1 SP2

SThe FETCH/WRITE mode is now supported on TCP connections. See Chapter 4.

SThe FETCH/WRITE mode can be coordinated in the user program by the new FCs AG_LOCK and AG_UNLOCK. See Chapter 5.

SNCM Diagnostics has a completely revised user interface. See Chapter 6

The description of NCM S7 Diagnostics has been restructured. While this manual provides you with an overview and checklists, the online help provides you with detailed information on the diagnostic events.

SIMATIC NET NCM S7 for Industrial Ethernet

221

C79000-G8976-C129–06

Page 217
Image 217
Siemens S7 appendix New in Release 05 / V5.1 SP3, New in Release 04 / up to V5.1 SP2

S7 specifications

The Siemens S7 series represents a cornerstone in the realm of programmable logic controllers (PLCs), developed by Siemens, a leading company in industrial automation. Widely used across various industries, the S7 series offers robust solutions for controlling machinery and processes, thanks to its reliable performance, flexibility, and scalable architecture.

One of the key features of Siemens S7 PLCs is the modularity of their design. Each system can be configured to meet specific application requirements due to the ability to mix various input/output modules, CPUs, and communication processors. This modular approach allows for the customization of systems to suit diverse automation tasks, providing end users with the adaptability required for modern manufacturing environments.

The S7 series encompasses several models, including the S7-1200, S7-300, and S7-1500. The S7-1200 is particularly suited for small to medium-sized applications, offering a compact design and integrated communication interfaces. In contrast, the S7-300 is designed for more extensive and complex control systems, making it ideal for large-scale industrial applications. The S7-1500 stands out with its advanced performance metrics, rich feature set, and high-speed processing capabilities, making it perfect for demanding applications that require real-time control and extensive data handling.

Siemens also emphasizes the importance of communication technologies within the S7 series. With options such as PROFINET, PROFIBUS, and EtherNet/IP, the S7 PLCs can seamlessly integrate into existing automation infrastructures, ensuring smooth data exchange between devices. The incorporation of web-based technologies and cloud connectivity further enables remote monitoring and control of systems, enhancing operational efficiency.

Another notable characteristic of Siemens S7 PLCs is the use of TIA Portal (Totally Integrated Automation Portal), an innovative software platform that simplifies the engineering process. TIA Portal allows users to program, configure, and diagnose their automation devices in a single environment, reducing setup times and improving productivity.

In conclusion, the Siemens S7 series stands out due to its modular design, range of models suitable for various applications, advanced communication technologies, and user-friendly programming software. This combination of features and characteristics makes S7 PLCs a preferred choice for industries seeking reliable and efficient automation solutions. As industrial demands continue to evolve, Siemens S7 PLCs remain at the forefront, adapting to technological advancements and setting benchmarks in the automation field.