PLCs, Power Supplies & Others

Product Overview

The Siemens C79040-A6310-C898 functions as a dedicated communication acquisition card for industrial automation systems. This interface card enables high-speed data exchange between control devices and supervisory systems in manufacturing environments. We engineered the C79040-A6310-C898 to provide reliable data acquisition from field devices for process monitoring and control applications.

Technical Specifications

Key Features and Benefits

• Multi-Protocol Communication Support: The C79040-A6310-C898 supports PROFIBUS DP, PROFINET, and MPI protocols in a single card. You can connect to various Siemens automation networks without requiring multiple interface cards.

• High-Speed Data Acquisition: This card acquires process data at high speeds with minimal latency. Consequently, you achieve real-time visibility into production operations for better decision-making and process optimization.

• Dual Ethernet Ports for Redundancy: Two integrated RJ45 ports enable network redundancy or daisy-chaining of multiple devices. This feature ensures continuous communication even if one network path fails, improving system availability.

• Extensive On-Board Memory: With 8 MB SDRAM and 2 MB Flash, the card buffers data during temporary communication interruptions. Therefore, you lose no critical process information during network recovery periods.

• Seamless Siemens Integration: The C79040-A6310-C898 integrates perfectly with SIMATIC controllers and HMI systems. You configure it using standard Siemens engineering tools without special drivers or additional software.

Detailed Functional Description

The primary function of the Siemens C79040-A6310-C898 involves acquiring data from automation networks and making it available to higher-level systems. Specifically, it acts as a communication gateway between field devices like PLCs, drives, and HMIs and supervisory systems such as SCADA or MES. The card manages multiple protocol stacks simultaneously, translating between different network types as needed. Furthermore, it handles time-stamping of acquired data with millisecond precision, ensuring accurate sequence-of-events recording for troubleshooting.

Communication Interfaces and Performance

We designed the C79040-A6310-C898 with versatile interfaces to suit various network architectures. The two RJ45 ports support PROFINET real-time communication with switch functionality for linear topologies. The RS-485 port connects to PROFIBUS DP networks with automatic baud rate detection up to 12 Mbps. For MPI networks, the card supports connections to multiple SIMATIC S7 controllers simultaneously. The card processes up to 1000 tags per second, handling substantial data volumes from complex automation systems.

Installation and Configuration

Engineers install the Siemens C79040-A6310-C898 in standard PCI Express or CompactPCI slots within industrial computers. Configuration occurs through the TIA Portal or STEP 7 environment, where you:

• Define network parameters and protocol settings for each port

• Configure data acquisition lists specifying which variables to collect

• Set up update rates and deadbands for efficient data transmission

• Assign time synchronization sources for accurate time-stamping

• Configure alarm and event reporting for critical conditions

Mechanical Details

The C79040-A6310-C898 features a standard profile card designed for industrial computer chassis. Its front panel provides accessible ports and LED indicators for quick status assessment. A metal bracket secures the card in the chassis slot, ensuring reliable connections under vibration. The card includes a retention mechanism for captive mounting screws, preventing loosening during transport or operation.

Common Industrial Applications

The Siemens C79040-A6310-C898 serves as the communication backbone for data acquisition in numerous industries:

Why Choose This Card?

Selecting the Siemens C79040-A6310-C898 means choosing a versatile, high-performance communication solution for your automation data needs. This card supports multiple protocols, reducing hardware complexity and inventory requirements. You gain real-time visibility into production operations with accurate, time-stamped data from all connected devices. The dual Ethernet ports provide network redundancy for mission-critical applications, ensuring continuous data flow. With seamless integration into the Siemens engineering environment, the C79040-A6310-C898 delivers reliable data acquisition for optimizing industrial processes.

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