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Product description

The Siemens 6ES7 317-2EK14-0AB0 is the SIMATIC-S7-300 central processing unit CPU 317-2 PN/DP for demanding control and communication tasks in machinery and production plants. Its 1,024 KB of integrated work memory support extensive STEP-7 programs and networked automation structures. The first interface combines MPI and PROFIBUS DP at up to 12 Mbit/s. Ethernet PROFINET with an integrated 2-port switch is provided as the second interface. This allows an existing S7-300 station to connect conventional PROFIBUS peripherals and PROFINET devices within one controller architecture. Siemens specifies hardware function status 01, firmware V3.2, and STEP 7 from V5.5 as the engineering requirement. The supply is 24 V DC with a permissible range from 20.4 to 28.8 V. Rated current consumption is 750 mA, while typical no-load consumption is 150 mA. Typical power loss is 4.65 W. A Micro Memory Card is required as load memory, with cards up to 8 MB supported. Programs and data are retained through the maintenance-free MMC without a backup battery. For time-critical applications, the CPU supports isochronous operation through PROFIBUS DP or PROFINET. Typical processing times are 0.025 µs for bit operations, 0.03 µs for word operations, 0.04 µs for fixed-point arithmetic, and 0.16 µs for floating-point arithmetic. Before replacement, compare the complete order number, firmware level, STEP-7 project, interface configuration, and installed Micro Memory Card. The exact MLFB is essential because similar CPU-317 variants can differ in memory, firmware, and communications. This documented configuration supports exact-type maintenance and retrofit work.

Siemens 6ES7 317-2EK14-0AB0

Specifications

Manufacturer Siemens
Product range SIMATIC S7-300
Manufacturer / order / identification number 6ES7 317-2EK14-0AB0
Device type CPU 317-2 PN/DP central processing unit
Hardware function status 01
Firmware version V3.2
Engineering STEP 7 from V5.5
Supply voltage 24 V DC
Permissible voltage range 20.4 to 28.8 V DC
Rated current consumption 750 mA
No-load current consumption typically 150 mA
Power loss typically 4.65 W
Work memory 1,024 KB integrated, not expandable
Load memory Micro Memory Card required, up to 8 MB
First interface MPI/PROFIBUS DP up to 12 Mbit/s
Second interface Ethernet PROFINET with integrated 2-port switch
Isochronous operation through PROFIBUS DP or PROFINET interface
Bit operations typically 0.025 µs
Word operations typically 0.03 µs
Floating-point arithmetic typically 0.16 µs
Control cabinet with PLC modules and automation components
Machine downtime in a production environment

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FAQ

Frequently asked questions

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Which interfaces does the Siemens 6ES7 317-2EK14-0AB0 provide?

The CPU provides a combined MPI/PROFIBUS DP interface at up to 12 Mbit/s and Ethernet PROFINET with an integrated 2-port switch.

How much work memory does the CPU 317-2 PN/DP provide?

Siemens specifies 1,024 KB of integrated, non-expandable work memory; a Micro Memory Card is required as load memory.

Is there a guarantee?

Yes, we provide a 14-day functional guarantee for used items. This means the component must be operational when received.

Please note that the guarantee only applies when the warranty seal is undamaged.

If a defect occurs within 14 calendar days, please contact us in writing. Subject to availability, we will provide a replacement or refund the full purchase price after return.

Further details are provided in the terms and conditions supplied with your quotation.

How quickly do you dispatch and which shipping options are available?

We generally dispatch immediately - in many cases on the same working day. For particularly urgent requirements or machine downtime, we find a suitable solution as quickly as possible and provide a specific delivery window on request.

Express shipping or collection from our premises is also possible, depending on the situation. State your requirements during the ordering process or contact us directly.

We ship worldwide and work with reliable shipping partners, from parcel services to freight forwarding. Freight shipments normally require some preparation so the goods arrive safely and undamaged.

Which payment methods are available?

Payment is normally made by bank transfer against invoice. Payment is due within 10 calendar days of receiving the goods.

As a rule, we offer purchase on account for all customers. In individual cases, such as new customers or particularly high-value components, we may agree advance payment. This decision is made individually and communicated transparently.

Can we return items if they were ordered incorrectly?

Because we sell exclusively to business customers (B2B), there is no general right of return and no consumer right of withdrawal.

Please note that returns of functioning goods are generally excluded. In justified exceptional cases, we can assess an individual solution, but this is not the standard procedure.

Is there a discount when ordering several items?

For larger order quantities or several items of one type, we can offer individual discounts.

Simply send us a quick enquiry - we check availability and will gladly prepare a tailored quotation with quantity pricing.

Do you also purchase industrial spare parts?

Yes, we also purchase automation components, such as frequency inverters, PLC assemblies, panels, servo motors and CPUs. Components from Siemens, Lenze, Schneider Electric, Control Techniques or Heidenhain are especially sought after, and other brands are also possible.

The process is straightforward: email us an inventory list or overview photos at info@reha-industriekomponenten.de. We calculate a market-based purchase price and send you an offer.

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