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6ES7317-2EK14-0AB0
CPU MODULE
In Stock
Ships by Friday, August 7
Fast Shipping Available
Product Describe：
SIMATIC S7-300 CPU 317-2 PN/DP
Central processing unit with 1 MB work memory
1st interface MPI/DP 12 Mbit/s, 2nd interface Ethernet
PROFINET, with 2-port switch, Micro Memory Card required
The 6ES7317-2EK14-0AB0 functions as a high-tier, modular Programmable Automation Controller (PAC) engineered for simultaneous multi-network processing. It acts as the centralized intelligence for distributed I/O network scheduling, discrete machine control, and hybrid process environments.
It is equipped with 1 MB of high-speed work memory
The processing time for a binary logic instruction is only 0.025 microseconds (µs)
It features both integrated PROFIBUS DP fieldbus and PROFINET Industrial Ethernet interfaces
At its hardware core, the unit reserves 1 MB of execution-optimized work memory for user code and process values. Bolstered by a high-speed backplane bus and microsecond-level computing throughput (25 ns for bit operations, 50 ns for word operations), it evaluates thousands of intricate interlocking rungs within a tight 1 millisecond scan window. To prevent costly downtime, the CPU employs a battery-free retentive safety scheme, all configuration variables, organization blocks, and recipes are stored permanently onto an external Siemens industrial Micro Memory Card, eliminating the standard risks of data wipeout caused by backup battery degradation. Engineered with a nominal 24V DC supply input, the CPU applies standard electrical isolation layers across its electronic buses to assure high electromagnetic compatibility in harsh environments.
On the engineering side, it is fully supported by classic STEP 7 V5.5 and the modern TIA Portal suite across all standard standard languages (LAD, FBD, SCL, STL). Although this controller has transitioned into Siemens’ mature phase-out lifecycle—with migrations toward the next-generation SIMATIC S7-1500 series (such as the CPU 1516-3 PN/DP) advised for new systems—it remains a vital asset for maintaining the stability of current global automation infrastructures.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Siemens 6ES7317-2EK14-0AB0 CPU MODULE Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Automotive Manufacturing Industry
Body shop welding and final assembly main conveyor line control. It connects extensive distributed I/O modules via PROFINET to coordinate welding robots and lift conveyors, ensuring safety interlocking between workstations.
Packaging Machinery Industry
High-speed automated pharmaceutical blister and secondary packaging lines. Leveraging its microsecond-level instruction speed, it captures sensor signals of fast-moving materials and precisely tracks cutting and sealing positions.
Metallurgy & Iron and Steel Industry
Blast furnace blowing systems and finished steel roller conveyor lines. In high-temperature and high-EMC environments, it manages hundreds of VFDs over a PROFIBUS network to ensure stable steel billet transfer under heavy-duty conditions.
Lithium Battery Manufacturing Industry
Mid-stage winding/assembly and back-end formation/grading systems. Acting as the main controller, it manages conveyors, cylinders, and pneumatic valves across the line, communicating with scanners to achieve battery barcode traceability.
Pharmaceuticals
Traditional Chinese Medicine extraction workshops and liquid batching systems (CIP/SIP online cleaning and sterilization). It utilizes its extensive memory to store complex recipe profiles, controlling high-precision material batching step by step.
Oil & Gas
Long-distance pipeline pumping stations and natural gas skid-mounted pressure-regulating control. It manages multi-network communications via dual PROFINET ports to establish ring redundancy, preventing monitoring failure from single-point network breaks.
When using the Siemens 6ES7317-2EK14-0AB0 controller, you must manage its 1 MB work memory allocation carefully by utilizing specific memory bits (M-bits) and data blocks (DBs) to prevent memory fragmentation. During network deployment, configure the integrated PROFINET interface using standard linear or ring topologies via the 2-port switch, and strictly monitor the connection limits to avoid data packet drops. Ensure the MMC (Micro Memory Card) is fully inserted and never extracted while the CPU is powered, as this will crash the operating loop and corrupt system blocks. Finally, ensure a stable 24V DC power feed to prevent undervoltage faults, and use proper shielding layouts on the integrated MPI/PROFIBUS DP port to block high-frequency electromagnetic noise.
The 6ES7317-2EK14-0AB0 is a high-performance modular Central Processing Unit belonging to the Siemens classic SIMATIC S7-300 PLC platform. Acting as a master controller for mid-to-large-scale industrial automation networks, this unit integrates 1 MB of work memory, a 2-port PROFINET interface, and a hybrid MPI/PROFIBUS DP port. Engineered with microsecond-level execution speeds and Isochronous Mode capabilities, it excels in complex, multi-network distributed topologies and coordinated machine controls.
It is a high-performance, mid-to-high-end Central Processing Unit (CPU) within the Siemens SIMATIC S7-300 PLC series. It features integrated, high-speed PROFINET and PROFIBUS communication interfaces.
How to select and install non-volatile memory cards for 6ES7317-2EK14-0AB0?
This CPU strictly requires a Siemens Micro Memory Card (MMC) to operate. Usually, a 2MB or 4MB 6ES7953 series MMC is selected based on program size and inserted into the front slot of the CPU.
Which industrial scenarios is 6ES7317-2EK14-0AB0 suitable for?
It is highly suitable for centralized production line control, medium-to-large packaging machinery, automotive assembly shops, water treatment plants, and complex automation sites requiring extensive distributed I/Os and multi-network communication.
How does 6ES7317-2EK14-0AB0 utilize its PROFINET interface for device-level communication?
The interface supports PROFINET IO Controller functionality, allowing it to connect and control remote distributed I/O (like ET 200S/SP), VFDs, and servo drives via standard Ethernet cables.
How to read fault diagnostic information when an error occurs on the 6ES7317-2EK14-0AB0?
You can connect online to the CPU via engineering software and open the "Diagnostic Buffer" to read the time-stamped error codes and event descriptions generated by the system.
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