Siemens 6AG1151-7FA21-2AB0 Slave Station Interface Module
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Model | 6AG1151-7FA21-2AB0 |
| Product Type | SIPLUS ET 200S IM 151-7 F-CPU Fail-Safe Interface Module |
| Product Series | SIPLUS ET 200S |
| Base Model | 6ES7151-7FA21-0AB0 |
| Main Function | Integrated fail-safe CPU for decentralized automation and safety-related control |
| Work Memory | 192 KB |
| Integrated Communication Interface | PROFIBUS DP |
| Interface Connector | 9-pin female D-sub |
| PROFIBUS DP Operating Mode | DP slave |
| Maximum Communication Speed | 12 Mbit/s |
| Rated Supply Voltage | 24 V DC |
| Permissible Supply Voltage Range | 19.2–28.8 V DC |
| Input Process Image | Up to 244 bytes |
| Output Process Image | Up to 244 bytes |
| Memory Card | SIMATIC Micro Memory Card (MMC) required |
| Backup Battery | Not required |
| Firmware Version | V3.3 |
| Operating Temperature | -25 to +60°C |
| Environmental Protection | Conformal coating for enhanced environmental resistance |
| Safety Function | Supports fail-safe automation when configured with compatible safety components and software |
| Dimensions | 60 × 119.5 × 75 mm |
| Weight | 0.263 kg |
FAQ
Q1: What is the main function of the Siemens 6AG1151-7FA21-2AB0?
The 6AG1151-7FA21-2AB0 is a SIPLUS ET 200S IM 151-7 F-CPU module with an integrated fail-safe CPU. It supports decentralized control and safety-related automation tasks within compatible SIMATIC ET 200S systems, reducing the need for a separate local controller in suitable applications.
Q2: What is the difference between this F-CPU and a standard ET 200S CPU module?
The F-CPU is designed for safety-related automation in addition to standard control functions. It can be used in appropriately engineered fail-safe applications, provided the required safety program, compatible hardware, and safety configuration are in place. A standard CPU does not automatically provide the same fail-safe functionality.
Q3: Which communication interface does the module support?
The module has an integrated PROFIBUS DP interface with a 9-pin female D-sub connector. It operates as a DP slave and supports communication rates up to 12 Mbit/s. The network address, transmission rate, and master configuration must be set correctly during commissioning.
Q4: Does the 6AG1151-7FA21-2AB0 require a memory card?
Yes. A compatible SIMATIC Micro Memory Card (MMC) is required for program storage and load memory. The module does not require a backup battery. Ensure that the memory card and stored program are compatible with the module and its engineering environment.
Q5: What should be checked if PROFIBUS DP communication fails?
Check the bus cable, D-sub connector, shielding, termination resistors, station address, and transmission rate. Confirm that the DP master configuration matches the slave settings. Review diagnostic indicators and the controller’s diagnostic information to identify whether the fault originates from wiring, configuration, or the module itself.
Q6: What environmental conditions are supported by the SIPLUS version?
The module has a specified operating temperature range of -25 to +60°C and a conformal coating intended to improve environmental resistance. Actual suitability depends on installation conditions and the manufacturer’s environmental limits. The coating does not eliminate the need for proper enclosure, wiring, and maintenance practices.
Q7: What should be done if the fail-safe CPU reports a safety-related fault?
Check the diagnostic buffer, CPU status, safety program configuration, and the status of connected fail-safe components. Verify that the installed hardware matches the approved safety configuration and that the safety program has been correctly loaded and validated. Do not bypass safety functions to restore operation; follow the plant’s safety procedures before restarting the equipment.
Q8: What should be considered when replacing the 6AG1151-7FA21-2AB0?
Verify the exact part number and compatibility with the existing ET 200S station, PROFIBUS network, safety program, and engineering software. Confirm that the required MMC and safety configuration are available. After installation, perform the prescribed functional and safety validation, verify communication and I/O operation, and obtain the required authorization before returning the system to service.
Siemens 6AG1151-7FA21-2AB0 Slave Station Interface Module is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








