Siemens 6AG2511-1AK02-1AB0 SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL Central Processing Unit
Siemens 6AG2511-1AK02-1AB0 SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL Central Processing Unit
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Brand:Siemens Item No.:6AG2511-1AK02-1AB0 Product Origin: Germany Product Dimensions:35 × 147 × 129 mm Product Weight:405 g Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Siemens 6AG2511-1AK02-1AB0 SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL is a compact central processing unit designed for railway automation and demanding industrial control systems. Based on the SIMATIC S7-1500 CPU 1511-1 PN platform, it combines high-speed PLC processing with integrated PROFINET IO IRT communication and SIPLUS environmental protection.
The CPU provides 150 KB of work memory for the program and 1 MB for data, giving it sufficient capacity for a broad range of machine, infrastructure, and distributed control applications. Its integrated PROFINET interface includes a 2-port switch and supports PROFINET IRT, making it suitable for applications that require deterministic communication and synchronized operation.
With a typical bit processing time of approximately 60 ns, the CPU is designed for responsive sequence control. It also supports isochronous operation, allowing signal acquisition, processing, and distributed communication to be coordinated within defined communication cycles.
Engineering is performed using STEP 7 in the TIA Portal environment. The CPU supports LAD, FBD, STL, SCL, and GRAPH, while its integrated display and operating controls provide convenient access to operating information and diagnostic functions.
The T1 RAIL version adds conformal coating and railway-specific qualification to the standard S7-1500 architecture. It is designed for applications subject to railway environmental requirements, including vibration, shock, temperature variation, and electromagnetic compatibility requirements. The result is a compact PLC platform suited to both rail vehicles and stationary railway automation installations.
Technical Specifications
Specification
Details
Product Type
SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL
Article Number
6AG2511-1AK02-1AB0
Base Product
6ES7511-1AK02-0AB0
CPU Type
CPU 1511-1 PN
System
SIMATIC S7-1500
Module Type
Central Processing Unit
Program Work Memory
150 KB
Data Work Memory
1 MB
Load Memory
SIMATIC Memory Card, up to 32 GB
PROFINET Interface
1 × PROFINET IO IRT
Integrated Switch
2-port switch
Isochronous Mode
Supported
Minimum OB 6x Cycle
625 µs distributed / 1 ms central
Bit Operation Time
Approx. 60 ns
Word Operation Time
Approx. 72 ns
Floating-Point Operation Time
Approx. 384 ns
Supply Voltage
24 V DC
Permissible Supply Range
19.2 ... 28.8 V DC
Rated Current Consumption
Approx. 0.7 A
Maximum Current Consumption
Approx. 0.95 A
Maximum Inrush Current
Approx. 1.9 A
Typical Power Loss
Approx. 5.7 W
Backplane Bus Power
Approx. 10 W
Voltage-Failure Buffering
Approx. 5 ms
Programming Languages
LAD, FBD, STL, SCL, GRAPH
Engineering Software
STEP 7 / TIA Portal
Display
Integrated
SIMATIC Memory Card
Required
Conformal Coating
Yes
Railway Qualification
EN 50155, EN 50121, EN 50124, EN 50125, EN 45545
Operating Temperature
-25 ... +55 °C
Short-Duration Temperature
+70 °C for 10 minutes
Protection Rating
IP20
Mounting
S7-1500 mounting rail
Dimensions
35 × 147 × 129 mm
Weight
Approx. 405 g
Recommended Companion Models
Model
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Frequently Selected Alternatives
Model
Product Name
6AG2511-1AL03-1AB0
SIPLUS S7-1500 CPU 1511-1 PN RAIL Central Processing Unit
6AG2511-1AK02-4AB0
SIPLUS S7-1500 CPU 1511-1 PN TX RAIL Central Processing Unit
6AG2513-1AL02-4AB0
SIPLUS S7-1500 CPU 1513-1 PN RAIL Central Processing Unit
6AG2516-3AN02-4AB0
SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL Central Processing Unit
Where It Excels in Industrial Use
Railway control systems requiring a compact S7-1500 CPU with integrated PROFINET communication.
Transportation infrastructure where automation equipment must tolerate vibration, shock, and demanding environmental conditions.
Distributed machine and plant automation using PROFINET IO and IRT communication.
Industrial control cabinets requiring fast PLC processing within a space-efficient CPU format.
Synchronized automation applications that benefit from isochronous PROFINET operation.
Rail vehicle and stationary railway installations requiring equipment qualified for railway environmental standards.
Automation projects using standard Siemens programming languages and TIA Portal engineering.
Key Strengths at a Glance
SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL with conformal coating.
150 KB work memory for the user program and 1 MB work memory for data.
Integrated PROFINET IO IRT interface with a 2-port switch.
Typical bit processing performance of approximately 60 ns.
Supports distributed and central isochronous operation.
24 V DC power supply with a permissible range of 19.2 to 28.8 V DC.
SIMATIC Memory Card required for load memory and CPU operation.
Supports LAD, FBD, STL, SCL, and GRAPH programming.
Built-in display and operating controls support local diagnostics and status checking.
Railway-qualified T1 design with conformal coating and enhanced environmental resistance.
Technical FAQs
1. What is the main function of the Siemens 6AG2511-1AK02-1AB0?
The 6AG2511-1AK02-1AB0 is a SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL central processing unit designed to execute automation programs and control distributed I/O through PROFINET in railway and demanding industrial applications.
2. What type of PROFINET interface is integrated into the CPU?
The CPU provides one PROFINET IO interface with a 2-port switch and supports PROFINET IRT. This allows the controller to communicate with distributed devices and participate in deterministic, synchronized automation networks.
3. How much memory does the CPU provide?
The CPU has 150 KB of integrated work memory for the user program and 1 MB of integrated work memory for data. A SIMATIC Memory Card is required for load memory.
4. Does the CPU support isochronous operation?
Yes. The CPU supports both distributed and central isochronous operation. The minimum OB 6x cycle is 625 µs for distributed operation and 1 ms for central operation under the specified configuration.
5. What is the typical processing speed of the CPU?
The typical bit processing time is approximately 60 ns. Typical word operations require about 72 ns, while floating-point arithmetic operations require approximately 384 ns.
6. Which programming languages can be used with the CPU?
The CPU supports LAD, FBD, STL, SCL, and GRAPH. Hardware configuration and PLC programming are performed with STEP 7 in the TIA Portal engineering environment.
7. What power supply does the 6AG2511-1AK02-1AB0 require?
The CPU operates from a nominal 24 V DC supply. The permissible supply range is 19.2 to 28.8 V DC, and reverse-polarity protection is provided.
8. Is a SIMATIC Memory Card required for operation?
Yes. A SIMATIC Memory Card is required. The card provides the load memory used for storing the user program and associated project data, with supported card capacities extending up to 32 GB.
9. What diagnostic and protection functions are available?
The CPU provides local display and operating controls, diagnostic information, access protection, user-program password protection, copy protection, and block protection. These functions assist with commissioning, troubleshooting, and protecting automation projects.
10. What environmental conditions are supported by the T1 RAIL version?
The SIPLUS T1 RAIL version uses conformal coating and is qualified for railway applications. The specified ambient temperature range is -25 to +55 °C, with short-duration operation up to +70 °C for 10 minutes under the applicable conditions.
