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Siemens SIMATIC S7-1500F 6ES7511-1FK01-0AB0 CPU 1511F-1 PN Failsafe Controller

Siemens SIMATIC S7-1500F 6ES7511-1FK01-0AB0 CPU 1511F-1 PN Failsafe Controller

SIEMENS | SIMATIC S7-1500F

6ES7511-1FK01-0AB0

Failsafe CPU 1511F-1 PN with 225 KB program memory, 1 MB data memory, PROFINET IRT two-port switch and SIL 3 / PLe capability.

LEAD TIME: In stock

WARRANTY: 1 year

Email Inquiry [email protected]

WhatsApp +86 18159889985

Appurtenance:

siemens simatic s7 1500f 6es7511 1fk01 0ab0 cpu 1511f 1 pn failsafe controller-1

Overview
Technical Data
Inquiry
Features
Interfaces
Installation
Environment
FAQ
Recommend Models
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Siemens SIMATIC S7-1500F CPU 1511F-1 PN

Exact configured model: 6ES7511-1FK01-0AB0

Official product identity

Failsafe S7-1500F central processing unit with 225 KB work memory for the program and 1 MB for data. It provides one PROFINET IRT interface with an integrated two-port switch and requires a SIMATIC Memory Card.

Configured geometry

35 mm width, 147 mm height and 129 mm depth; approximate weight 430 g.

Connection package

One X1 PROFINET interface with two RJ45 ports, integrated switch, 100 Mbit/s Ethernet and PROFIsafe V2.4/V2.6 support.

Installation focus

Install in an S7-1500 rack, supply 24 V DC, insert the required SIMATIC Memory Card, configure the exact failsafe CPU in TIA Portal and validate the PROFIsafe safety program before service.

Procurement check

Match every segment of 6ES7511-1FK01-0AB0. Confirm CPU 1511F-1 PN, FS03, V2.9 firmware, 225 KB program memory, 1 MB data memory, failsafe capability and exact suffix 1FK01-0AB0.

Technical Data

Official configuration and specifications

Complete model	6ES7511-1FK01-0AB0
Product family	Siemens SIMATIC S7-1500F
Product type	CPU 1511F-1 PN failsafe central processing unit
Official description	Failsafe CPU with 225 KB program memory, 1 MB data memory, PROFINET IRT 2-port switch, 60 ns bit performance and required SIMATIC Memory Card
Product status	Siemens spare-part order number
Hardware / firmware	FS03 / V2.9
Rated supply voltage	24 V DC; permissible 19.2 to 28.8 V DC
Current consumption	0.7 A rated
Inrush current	1.9 A maximum
Power loss	5.7 W typical
Program work memory	225 KB
Data work memory	1 MB
Load memory	SIMATIC Memory Card, up to 32 GB; card required
Bit processing time	60 ns typical
PROFINET interfaces	1
Interface X1	2 x RJ45, integrated switch, PROFINET IRT
Ethernet rate	100 Mbit/s
PROFIsafe	Yes; V2.4 / V2.6
Maximum safety level	PLe according to ISO 13849-1; SIL 3 according to IEC 61508
Dimensions	35 x 147 x 129 mm (W x H x D)
Weight	Approx. 430 g
Operating temperature	Horizontal: 0 to +60 °C; vertical: 0 to +40 °C
Storage / transport temperature	-40 to +70 °C
Installation altitude	Up to 5,000 m; restrictions above 2,000 m
Official document	Siemens data sheet 6ES7511-1FK01-0AB0, pages 1-9; last modified 2025-07-31

Inquiry

CONTACT

STELLA

Email Inquiry [email protected]

WhatsApp +86 18159889985

Features

Failsafe automation

The CPU supports standard and failsafe user programs with PROFIsafe V2.4/V2.6 and achieves PLe / SIL 3 in safety mode.

Integrated processing

The controller combines 225 KB program memory, 1 MB data memory and typical 60 ns bit processing in a 35 mm wide module.

Network services

PROFINET IRT, media redundancy, web server, OPC UA, Modbus TCP and S7 communication are integrated.

Interfaces

PROFINET X1

Two 100 Mbit/s RJ45 ports with an integrated switch support IRT, RT, controller, device and shared-device functions.

Safety communication

PROFIsafe V2.4/V2.6 is supported for failsafe communication over the configured PROFINET network.

Open Ethernet services

TCP/IP, ISO-on-TCP, UDP, DHCP, DNS, SNMP, DCP and LLDP are available through the integrated interface.

Installation

Power and rack

Mount the 35 mm wide CPU in the S7-1500 rack and supply 24 V DC within the official 19.2 to 28.8 V range.

Memory and configuration

Insert a SIMATIC Memory Card and select the exact 6ES7511-1FK01-0AB0 hardware in a supported TIA Portal project.

Safety commissioning

Create and validate the failsafe program, assign PROFIsafe addresses, verify the safety signature and document the acceptance test before operation.

Environment

Orientation limits

Horizontal installation is specified from 0 to +60 °C; vertical installation is specified from 0 to +40 °C.

Storage and altitude

Storage and transportation are specified from -40 to +70 °C; operation is possible up to 5,000 m with restrictions above 2,000 m.

Protective installation

Use a suitable industrial control enclosure and verify RUN/STOP, ERROR, MAINT and LINK TX/RX indicators during commissioning.

FAQ

Q1. How can I verify the exact 6ES7511-1FK01-0AB0 offered in a quotation?

Check the full order number, CPU 1511F-1 PN designation, FS03 hardware status, V2.9 firmware, 225 KB program memory, 1 MB data memory, two-port PROFINET IRT and failsafe marking.

Q2. How can I distinguish a new CPU from a used or refurbished unit?

Request current photos of the Siemens label, failsafe markings, housing, display, mode switch, power connector and both RJ45 ports. Look for rack marks, connector wear, changed seals or stored plant labels.

Q3. How should I verify the supplier is legitimate and reliable?

Confirm company registration, matching bank identity and a written quotation identifying Siemens, 6ES7511-1FK01-0AB0 and CPU 1511F-1 PN. Compare the exact hardware and memory data with the official Siemens sheet.

Q4. Which engineering specifications must be checked before purchase?

Confirm 24 V DC supply, 225 KB program and 1 MB data memory, required SIMATIC Memory Card, PROFINET IRT two-port interface, PROFIsafe version, TIA Portal compatibility, safety level and 35 x 147 x 129 mm dimensions.

Q5. What physical evidence should be requested before payment?

Request dated photos of the complete order and serial labels, failsafe identification, display, mode switch, X1 ports, power connector, housing sides and sealed packaging tied to the quotation.

Q6. Can a later CPU 1511F order number replace 6ES7511-1FK01-0AB0?

Not automatically. A successor can change memory, firmware, engineering requirements or hardware configuration. The safety project and device replacement procedure must explicitly support the alternate order number.

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