Siemens 6ES7317-2EK14-0AB0 Central Processing Unit

Siemens SIMATIC S7-300 CPU 317-2 PN/DP (6ES7317-2EK14-0AB0) Overview

The Siemens SIMATIC S7-300 CPU 317-2 PN/DP is a central processing unit that serves as the brain of an S7-300 PLC system. It is designed for medium to high-performance automation tasks, offering robust processing capabilities and integrated communication interfaces for efficient control and data exchange in industrial environments.

Product Detailed Description

• Functionality:

• Executes user programs for controlling industrial processes.

• Manages data exchange between input/output (I/O) modules and other automation components.

• Provides deterministic control for precise and reliable operation.

• Supports various control modes and programming languages (e.g., LAD, FBD, STL).

• Offers diagnostic functions for troubleshooting and system monitoring.

• Capable of handling complex automation tasks in manufacturing, process control, and other industries.

• Key Features:

• 1st Interface (MPI/DP): Multi-Point Interface (MPI) and PROFIBUS DP (Decentralized Periphery) at 12 Mbit/s. This allows for communication with other S7-300/400 PLCs, HMI panels, and distributed I/O systems (like ET 200M) via PROFIBUS.

• 2nd Interface (Ethernet PROFINET): Integrated Ethernet PROFINET interface with a 2-port switch. This enables connection to modern Ethernet-based networks for communication with PROFINET devices, other PLCs, and supervisory systems.

• Work Memory: Equipped with 1 MB of work memory for program and data storage.

• Integrated Interfaces:

• Modular Design: Part of the modular S7-300 system, allowing for flexible expansion with various I/O modules, communication processors, and function modules.

• Micro Memory Card (MMC) Required: Requires a Micro Memory Card for storing the program and configuration data.

• Compact Dimensions: Space-saving design for efficient cabinet layout.

Product Parameters

• Article Number (MLFB): 6ES7317-2EK14-0AB0

• Product Family: SIMATIC S7-300 CPU 317-2 PN/DP

• CPU Type: Central Processing Unit (CPU)

• Work Memory: 1 MB

• Interfaces:

• 1 x MPI/PROFIBUS DP (12 Mbit/s)

• 1 x Ethernet PROFINET (with 2-port switch)

• Required Accessories: Micro Memory Card (MMC)

• Supply Voltage: 24 V DC (typically, as standard for S7-300 series)

• Net Weight: Approx. 0.380 kg

• Packaging Dimensions: 12.80 x 15.20 x 5.20 cm

• Country of Origin: Germany

• Compliance: RoHS compliant (since 25.11.2009)

• Product Lifecycle (PLM): PM400: Product phase-out since October 1, 2023.

Product Advantages

• Versatile Communication: Integrated MPI/PROFIBUS DP and PROFINET interfaces provide flexible communication options for diverse automation architectures.

• High Performance: 1 MB work memory and efficient processing capabilities make it suitable for medium to high-complexity control tasks.

• Robust and Reliable: Built for industrial environments, ensuring stable and long-term operation.

• Modular Expandability: Part of the SIMATIC S7-300 system, allowing easy addition of I/O, communication, and special function modules.

• Integrated Ethernet Switch: The 2-port PROFINET switch simplifies network wiring and reduces the need for external switches in smaller configurations.

• Established Platform: As part of the widely deployed S7-300 series, there is extensive documentation, support, and a large installed base.

Precautions

• Product Phase-Out: Be aware that this model is in the product phase-out stage. For new installations, consider migrating to newer SIMATIC PLC generations (e.g., S7-1500) to ensure long-term availability of spare parts and support.

• Micro Memory Card: A Micro Memory Card is absolutely required for operation and must be purchased separately. Ensure the correct type and size are used.

• Software Compatibility: Engineering requires Siemens TIA Portal or STEP 7 software. Ensure software versions are compatible with the CPU firmware.

• Power Supply: Use a stable and correctly rated 24 V DC power supply.

• Environmental Conditions: Install the CPU within the specified operating temperature and humidity ranges. Ensure adequate ventilation in the control cabinet.

• Grounding: Proper grounding is crucial for system stability and electromagnetic compatibility (EMC).

• Firmware Updates: Check for and apply necessary firmware updates to ensure optimal performance and security.

Product Applications

The Siemens SIMATIC S7-300 CPU 317-2 PN/DP, being a versatile and powerful PLC CPU, has been widely used in various industrial applications, including:

• Manufacturing and Production Lines: Control of assembly lines, conveying systems, and machine tools.

• Process Control: Automation of chemical processes, water treatment plants, and food & beverage production.

• Packaging Machinery: Control of filling, sealing, and labeling processes.

• Material Handling: Control of cranes, elevators, and automated storage and retrieval systems.

• Energy Management: Monitoring and control in power generation and distribution.

• Robotics: Integration with robotic systems for coordinated motion control.

• Building Automation: Control of HVAC systems, lighting, and access control in larger commercial and industrial buildings.

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