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Product description

Siemens 6ES7511-1AL03-0AB0 is the CPU 1511-1 PN central processing unit for the SIMATIC S7-1500 automation system. The active version with hardware functional status FS04 and firmware V4.1 provides 300 KB of program work memory and 1.5 MB of data work memory. An integrated PROFINET IRT interface with a 2-port switch connects the CPU to industrial communication networks. Siemens specifies a bit performance of 6 ns for fast control tasks. The integrated display has a diagonal of 3.45 cm, eight operating keys, and two mode buttons. The rated supply is 24 V DC, with a permissible range from 19.2 V to 28.8 V. The documented current consumption is 0.56 A rated and no more than 0.9 A, while typical power loss is 3.4 W. The module feeds up to 10 W into the backplane bus. A slot for a SIMATIC Memory Card is included, and the memory card is required for operation. Isochronous applications are supported from 500 µs in distributed operation and from 1 ms centrally. Documented security features include PROFINET Security Class 1, Secure Boot, and signed firmware updates. SysLog recording is also supported. With horizontal installation, the permissible operating temperature extends from -30 °C to 60 °C, while the permissible installation altitude reaches 5,000 m. The variant-specific dimensions are 35 × 147 × 129 mm, and the documented weight is approximately 336 g. The complete order number uniquely identifies this CPU-1511-1-PN version within the S7-1500 family. The technical configuration supports precise identification for replacement requirements and the setup of compact to medium-sized S7-1500 control systems.

Siemens 6ES7511-1AL03-0AB0 Example image – The item supplied will have the stated manufacturer or type number and the stated condition category. Serial number, manufacturing date, labels, colour, packaging and normal signs of use or storage may differ.

Specifications

Manufacturer Siemens
Product series SIMATIC S7-1500
Manufacturer/order/identification number 6ES7511-1AL03-0AB0
Device type CPU 1511-1 PN central processing unit
Hardware functional status FS04
Firmware version V4.1
Program work memory 300 KB
Data work memory 1.5 MB
Communication interface PROFINET IRT with 2-port switch
Bit performance 6 ns
Display diagonal 3.45 cm
Supply voltage 24 V DC; permissible 19.2 V to 28.8 V
Current consumption 0.56 A rated; max. 0.9 A
Power loss typ. 3.4 W
SIMATIC Memory Card 1 slot; card required
Isochronous operation distributed min. 500 µs; central min. 1 ms
Security PROFINET Security Class 1; Secure Boot
Operating temperature -30 °C to 60 °C with horizontal installation
Dimensions 35 × 147 × 129 mm
Weight approx. 336 g
Control cabinet with PLC modules and automation components
Industrial production environment

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FAQ

Frequently asked questions

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What memory capacity does Siemens 6ES7511-1AL03-0AB0 provide?

The CPU 1511-1 PN provides 300 KB of program work memory and 1.5 MB of data work memory.

Which PROFINET features does CPU 1511-1 PN provide?

The central processing unit has a PROFINET IRT interface with an integrated 2-port switch and supports PROFINET Security Class 1.

What applies if an item develops a defect within 14 days?

For the condition categories “Used, removed from an installation” and “New, old stock”, the contractual 14-day right of return in the event of a defect applies. The defect must occur within 14 calendar days after delivery and be reported in text form within the same period.

In particular, the REHA tamper-evident seal must remain fully intact and our RMA approval is required before return. In an accepted case, we decide between replacement and refund. Details in Section 11 of the Terms.

Which shipping methods and delivery times are available?

The shipping method, shipping cost and estimated delivery time are confirmed for the specific order. Depending on the item, destination and urgency, we can check parcel, express or freight shipping as well as collection.

A delivery date is binding only if we expressly confirm it as binding.

Which payment terms apply?

The payment terms stated in the checkout or order confirmation apply. Depending on the order and customer, payment is made in advance or against invoice.

International deliveries and deliveries to new customers are generally made against advance payment unless we expressly confirm another payment arrangement.

Can I return an item ordered incorrectly or found incompatible?

No. There is no general B2B right of return, exchange, cancellation or withdrawal. Incorrect or duplicate orders and a lack of suitability or compatibility with the customer’s installation are not covered by the contractual 14-day right of return in the event of a defect. Details in Section 12 of the Terms.

Can I request individual pricing for several items?

You may request an individual quotation for several items or larger quantities. We then check availability and pricing for the specific requirement; there is no entitlement to a quantity discount. Open the quick enquiry.

Do you also purchase industrial spare parts?

Yes. You can offer us automation and drive components for purchase. Please provide complete type numbers, quantities, condition details and photographs where possible.

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