6ES71951GG300XA0 SIEMENS Communication module

Description

6ES71951GG300XA0 SIEMENS Communication module

Product Dimensions：

Product Description

A Siemens Communication Module (CM) or Communication Processor (CP) serves as an interface expansion for programmable logic controllers (PLCs). These modules offload communication tasks from the central processing unit (CPU), ensuring that the primary control logic remains fast and deterministic. They support a wide array of industrial protocols and physical media, bridging the gap between localized machine control and global network architectures.

Product Parameters

While specific values depend on the hardware generation, the general parameters for these modules include:

• Interface Types: Industrial Ethernet, PROFINET, PROFIBUS, Point-to-Point (PtP), and Modbus.

• Data Transfer Rates: Capabilities ranging from standard serial speeds to Gigabit Ethernet.

• Protocol Support: TCP/IP, ISO-on-TCP, UDP, S7 communication, and OPC UA.

• Power Supply: Typically powered via the backplane bus of the PLC or an external 24V DC connection.

• Operating Temperature: Standard industrial ranges, often with reinforced versions for extreme environments.

• Diagnostic Indicators: Integrated LEDs for link status, data traffic, and module errors.

Product Advantages

• System Scalability: They allow for the expansion of communication ports without upgrading the entire CPU.

• Performance Optimization: By processing communication protocols independently, they prevent “communication overhead” from slowing down the PLC’s scan time.

• Enhanced Security: Many modules feature integrated firewalls and VPN support to protect industrial cells from unauthorized access.

• Seamless Integration: Designed to be configured within the TIA Portal, ensuring a unified engineering workflow and easy hardware mapping.

• Robustness: Built to withstand high electromagnetic interference (EMI) and mechanical vibrations common in factory settings.

Usage Precautions

• Compatibility: Always verify that the module firmware version is compatible with the CPU firmware and the engineering software version.

• Network Topology: Adhere to maximum cable lengths and segment rules, particularly for bus-based systems, to avoid signal degradation.

• Shielding and Grounding: Proper earthing of communication cables is critical to prevent data corruption caused by electrical noise.

• Hot Swapping: Ensure the specific PLC rack supports removing or inserting modules under power before attempting “hot-swapping.”

• Configuration Backup: Always maintain a backup of the communication parameters, as these are vital for quick recovery during hardware replacement.

Product Applications

• Horizontal Integration: Enabling data synchronization between multiple machines on a production line.

• Vertical Integration: Transmitting shop-floor data to Manufacturing Execution Systems (MES) or Enterprise Resource Planning (ERP) software.

• Remote Access: Facilitating secure remote maintenance and diagnostics via public or private networks.

• Field Device Management: Connecting specialized sensors, actuators, or barcode readers to the main control system.

• Cloud Connectivity: Acting as a gateway to push telemetry data to IoT platforms for predictive maintenance and big data analysis.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Please make an inquiry for more models：