Siemens SIMATIC S7-300 CPU 315F-2 PN/DP Fail-Safe PLC – 6ES7315-2FJ14-0AB0

The Siemens SIMATIC S7-300 CPU 315F-2 PN/DP (6ES7315-2FJ14-0AB0) is a fail-safe programmable logic controller designed for industrial automation systems that require both standard control and safety-related functions. It combines CPU processing with PROFINET and PROFIBUS DP communication capabilities for integration into compatible industrial networks.

Featuring 512 KB of integrated work memory, an MPI/PROFIBUS DP interface operating at up to 12 Mbps, and a PROFINET Ethernet interface with an integrated two-port switch, this CPU supports distributed automation architectures. When configured with compatible safety engineering software and fail-safe I/O, it can execute standard and safety programs within a SIMATIC S7-300 system.

Technical Specifications

• Brand: Siemens

• Product Family: SIMATIC S7-300

• Product Type: CPU 315F-2 PN/DP Fail-Safe CPU

• Part Number: 6ES7315-2FJ14-0AB0

• Integrated Work Memory: 512 KB

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

• Second Communication Interface: PROFINET Ethernet

• Ethernet Feature: Integrated two-port switch

• Rated Supply Voltage: 24 V DC

• Permissible Supply Voltage: 20.4–28.8 V DC

• Rated Current Consumption: 750 mA

• Typical No-Load Current: 150 mA

• Typical Power Loss: 4.65 W

• Firmware Version: V3.2

• Hardware Functional Status: 01

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

• Maximum MMC Capacity: 8 MB

• Programming Software: STEP 7 V5.5 or later and Distributed Safety V5.4 SP4

• Dimensions: Approximately 40 × 125 × 130 mm

• Product Lifecycle: Spare part; phase-out announced

Key Features

• Fail-safe CPU for compatible standard and safety automation programs.

• 512 KB of integrated work memory.

• MPI and PROFIBUS DP communication through the first interface.

• PROFINET Ethernet connectivity with an integrated two-port switch.

• Support for distributed automation architectures.

• Designed for use with compatible Siemens safety engineering tools and fail-safe I/O.

• 24 V DC power supply.

• Suitable for maintenance and replacement of existing SIMATIC S7-300 safety systems.

Typical Applications

• Industrial machine safety and control

• Manufacturing and assembly lines

• Conveyor and material-handling systems

• Distributed I/O using PROFIBUS DP or PROFINET

• Safety-related automation systems

• Maintenance and replacement of existing SIMATIC S7-300 installations

Compatibility and Installation

Before purchasing, verify the existing CPU configuration, safety program, STEP 7 and Distributed Safety software versions, network interfaces, fail-safe I/O modules, and required Micro Memory Card. Safety functions must be designed, validated, and maintained according to applicable standards and Siemens documentation.

Availability Notice

Siemens lists this product as a spare part and indicates that product phase-out began on October 1, 2023. Confirm current stock, product condition, warranty, and replacement compatibility with the supplier before ordering.