C79459-A1715-B21 SIEMENS Interface module

Description

C79459-A1715-B21 SIEMENS Interface module

Product Dimensions：

Product Description

Siemens Interface Modules act as the head of a remote I/O station. Their primary function is to manage the data exchange between the central processing unit and the various electronic modules attached to the remote rack. The interface module handles the conversion of network protocols into the internal backplane bus communication used by the local modules. This allows for a decentralized control architecture, where wiring is localized to the machine or process area, while the control logic remains centralized. These modules are built to handle high traffic loads and provide timing synchronization across the entire network.

Product Parameters

The performance and compatibility of an interface module are determined by its network capabilities and capacity:

• Protocol Support: Compatibility with major industrial communication standards such as PROFINET or PROFIBUS.

• Transfer Rate: High-speed data transmission capabilities, often reaching up to 100 Mbps or higher for Ethernet-based systems.

• Module Capacity: The maximum number of electronic modules that can be connected to a single interface head.

• Network Interfaces: Often equipped with dual-port switches to allow for various network topologies like line, star, or ring.

• Update Time: Minimum cycle times that ensure the remote data is synchronized with the CPU’s scan cycle.

• Address Space: The maximum volume of input and output data bytes the module can process per station.

Product Advantages

• Reduced Wiring Costs: By placing I/O closer to the field devices, the amount of expensive long-distance multi-core cabling is significantly reduced.

• Enhanced Flexibility: Modular stations can be easily expanded or modified without changing the central controller hardware.

• Diagnostic Transparency: Offers detailed status information regarding the network health and the condition of every connected sub-module.

• Topology Support: Integrated switch functionality allows for cost-effective network layouts without requiring additional external switches.

• High Reliability: Designed with robust isolation and noise immunity to ensure stable communication in electrically noisy environments.

Important Considerations and Precautions

• Network Topology: Ensure the chosen network layout adheres to the maximum distance and segment limits defined by the specific protocol.

• Power Budget: Calculate the power consumption of the connected modules to ensure the interface module or the power bus can supply sufficient current.

• Firmware Consistency: The firmware version of the interface module must be compatible with the GSD or GSDML file installed in the engineering software.

• Cabling Standards: Use certified industrial-grade cables and connectors to prevent data packets from being lost due to interference or poor connections.

• Termination: For bus-based systems, ensure that proper termination resistors are applied at the physical ends of the communication line.

Product Applications

• Distributed Automation: Connecting multiple production cells or machine segments to a single central control room.

• Conveyor Systems: Managing I/O points across long distances in logistics centers or assembly plants.

• Modular Machine Design: Allowing machine builders to create standardized sub-sections that plug into a main control network.

• Large-Scale Infrastructure: Controlling equipment spread across wide areas, such as in water treatment facilities or energy substations.

• Hazardous Areas: Placing remote stations closer to specialized sensors in sensitive zones while keeping the main controller in a safe area.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

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