The Siemens SIMATIC S7-300 CPU 317TF-2 DP (6ES7317-6TF14-0AB0) is a technology and fail-safe programmable logic controller designed for advanced industrial automation, motion control, and safety-related applications. It combines standard PLC processing, technology functions, and safety programming capabilities for applications requiring coordinated machine motion and protection of personnel and equipment.

Featuring 1.5 MB of integrated work memory, an MPI/PROFIBUS DP interface, a second PROFIBUS DP drive interface, and integrated technology I/O, this CPU is suitable for demanding machine-control and drive-synchronization tasks. With compatible SINAMICS drives, it can support specified Safety Integrated functions through PROFIsafe.

Technical Specifications

• Brand: Siemens

• Product Family: SIMATIC S7-300

• Product Type: CPU 317TF-2 DP Technology and Fail-Safe CPU

• Part Number: 6ES7317-6TF14-0AB0

• Integrated Work Memory: 1.5 MB (1,536 KB)

• First Communication Interface: MPI/PROFIBUS DP, up to 12 Mbps

• Second Communication Interface: PROFIBUS DP (DRIVE)

• Integrated Technology I/O: Yes

• Integrated Digital Inputs: 4 standard technology inputs

• Integrated Digital Outputs: 8 standard technology outputs

• Rated Supply Voltage: 24 V DC

• Firmware: V2.7 / technology firmware V4.1.5, depending on version

• Memory Card: Siemens Micro Memory Card (MMC) required

• Engineering Software: STEP 7 V5.4 SP5 or later, S7-Technology V4.2; safety applications additionally require compatible S7 Distributed Safety and S7 F ConfigurationPack versions

• Product Lifecycle: Legacy product; confirm current spare-part availability

Key Features

• Combines technology control and fail-safe automation functions.

• 1.5 MB of integrated work memory.

• MPI and PROFIBUS DP communication.

• Dedicated PROFIBUS DP drive interface.

• Integrated technology I/O for supported motion-control functions.

• Supports compatible safety applications for personnel and machine protection.

• Can control supported SINAMICS Safety Integrated functions through PROFIsafe.

• Designed for demanding SIMATIC S7-300 motion-control systems.

Typical Applications

• Industrial motion-control systems

• Synchronized drive and axis control

• Automated production machinery

• Machine and personnel safety systems

• Motion-related processes using compatible SINAMICS drives

• Technology-oriented industrial automation

• Maintenance and replacement of existing S7-300 technology systems

Compatibility and Installation

Verify the installed CPU configuration, drive network, STEP 7 version, S7-Technology package, safety engineering software, and required Micro Memory Card before ordering. The integrated digital I/O is not fail-safe; safety functions require compatible safety-rated components and proper validation. Siemens also specifies that exchanging program data between this CPU and the CPU 317T-2 DP using a Micro Memory Card is not supported.

Availability Notice

This is a legacy SIMATIC S7-300 technology and fail-safe controller. Confirm current stock, condition, warranty, and compatibility with the supplier before purchasing.