Siemens 6AG1315-2FJ14-2AB0 Central Processing Unit for Harsh Environments

Product Overview

The Siemens 6AG1315-2FJ14-2AB0 is a high-performance SIPLUS S7-300 fail-safe central processing unit (F-CPU), engineered by Siemens for demanding industrial automation environments that require both robust standard control and stringent functional safety. This module, specifically designated as the Siemens 6AG1315-2FJ14-2AB0 CPU 315F-2 PN/DP, is the extreme-environment variant of the standard 6ES7315-2FJ14-0AB0, featuring a conformal coating that protects the electronics from humidity, condensation, and corrosive atmospheres . Designed to operate reliably across an extended temperature range of -25°C to +60°C, the Siemens 6AG1315-2FJ14-2AB0 is the ideal choice for applications in chemical plants, offshore platforms, mining operations, and food processing facilities where standard PLCs would fail .

At the heart of the Siemens 6AG1315-2FJ14-2AB0 lies a powerful microprocessor capable of processing binary instructions in approximately 50 ns and floating-point arithmetic in 450 ns, delivering exceptional performance for both standard and safety-related program execution . The Siemens 6AG1315-2FJ14-2AB0 comes equipped with 512 KB of integrated high-speed working memory, which is allocated for both standard user programs and fail-safe logic, although it is important to note that safety program execution requires significantly more memory—typically up to five times the standard program size . Operating this CPU requires a SIMATIC Micro Memory Card (MMC) of at least 2 MB capacity, which serves as the load memory for storing the project, including symbols and comments . The Siemens 6AG1315-2FJ14-2AB0 embodies Siemens’ commitment to reliability and safety, providing a unified platform for integrating standard automation tasks with safety-critical functions up to SIL 3 (IEC 61508) and Category 4 (EN 954-1) without requiring additional hardware for safety I/O communication

Category: FUJI

Contact Us WhatsApp / Wechat：+8618150087953
Phone：+86 18150087953
Email：sales@cxplcmro.com

Description

Technical Specifications

Parameter Name	Parameter Value
Product Model	6AG1315-2FJ14-2AB0
Manufacturer	Siemens
Product Type	Fail-Safe Central Processing Unit (F-CPU)
Series/Platform	SIPLUS S7-300 / SIMATIC S7-300
Base Standard Model	6ES7315-2FJ14-0AB0
Special Features	Conformal coating for extreme environments
Work Memory	512 KB (for standard and safety programs)
Processing Speed	50 ns / binary instruction; 450 ns / floating-point
Interface 1	MPI/DP, 12 Mbit/s (configurable as DP master/slave)
Interface 2	Ethernet PROFINET with integrated 2-port switch
Safety Certification	SIL 3 (IEC 61508), Category 4 (EN 954-1)
Operating Temperature Range	-25°C to +60°C (extended range)
Dimensions	100 mm x 100 mm x 90 mm
Weight	Approx. 0.45 kg to 0.52 kg
Power Consumption	≤ 20 W
Protection Class	IP20
Mounting Type	S7-300 rail mounting system

Main Features and Advantages

Fail-Safe Functionality with SIL 3 Certification: The Siemens 6AG1315-2FJ14-2AB0 is certified for use in safety instrumented systems up to SIL 3 according to IEC 61508 and Category 4 per EN 954-1 . This allows the Siemens 6AG1315-2FJ14-2AB0 to execute both standard control logic and safety-critical functions such as emergency shutdowns, light curtains, and two-hand controls within a single CPU. Utilizing the PROFIsafe profile, the Siemens 6AG1315-2FJ14-2AB0 enables secure communication with distributed fail-safe I/O modules (e.g., ET 200M, ET 200S) over PROFINET or PROFIBUS DP, eliminating the need for dedicated safety wiring and reducing overall system complexity .

Integrated Dual Communication Interfaces: The Siemens 6AG1315-2FJ14-2AB0 features two powerful communication interfaces for versatile system integration. The first interface combines MPI and PROFIBUS DP (12 Mbit/s), which can be configured as a DP master for controlling distributed I/O or as a DP slave for intelligent field device connectivity . The second interface is an Ethernet-based PROFINET IO controller with an integrated 2-port switch, enabling the Siemens 6AG1315-2FJ14-2AB0 to support line topologies without an external switch, reducing hardware costs and simplifying network architecture . This dual-interface design of the Siemens 6AG1315-2FJ14-2AB0 supports simultaneous standard and safety communication, making it extremely flexible for modern automation networks.

SIPLUS Extreme Robustness: As a SIPLUS module, the Siemens 6AG1315-2FJ14-2AB0 is specifically designed for challenging environmental conditions where standard electronics cannot survive. The Siemens 6AG1315-2FJ14-2AB0 features a conformal coating that protects against conductive dust, salt spray, and corrosive gases commonly found in chemical or marine environments . The extended operating temperature range of -25°C to +60°C allows the Siemens 6AG1315-2FJ14-2AB0 to perform reliably in outdoor applications, cold storage facilities, or high-temperature industrial zones. This durability, combined with comprehensive diagnostic buffers, password protection, and integrated web server capabilities, ensures the Siemens 6AG1315-2FJ14-2AB0 delivers maximum uptime and simplified maintenance in mission-critical installations .