3RK7243-2AA30-0XB0 - Siemens 1200 Series PLC AS-Interface
The Siemens 3RK7243-2AA30-0XB0 is a precision-engineered S7-1200 PLC AS-Interface Module designed for seamless industrial communication.

| Brand | Siemens |
| Product Type | PLC - Programmable logic Controller |
| Series | Simatic S7-1200 |
| SKU / MPN | 3RK7243-2AA30-0XB0 |
Siemens 1200 Series PLC AS-Interface 3RK7243-2AA30-0XB0 Technical Specifications:
| Specification | Value |
|---|---|
| Product Description | SIMATIC S7-1200, CM 1243-2 communication module AS-Interface master according to AS-i specification V3.0 |
| Product Family | CM 1243-2 |
| Product Lifecycle (PLM) | PM300:Active Product |
| Net Weight (kg) | 0,154 Kg |
| Packaging Dimension | 80,00 x 124,00 x 50,00 |
| Package Size Unit of Measure | MM |
| Country of Origin | Czech Republic |
The Siemens 6GK7242-5DX30-0XE0 PLC from the SIMATIC S7-1200 Series is a PROFIBUS communication module belonging to the CM 1242-5 family. It allows the S7-1200 controller to function as a DP slave, supporting precise and synchronized communication with higher-level controllers and distributed field devices. Designed for modern automation systems, this Siemens PROFIBUS module delivers stable data transfer, compact design, and robust performance. With its PM300 active lifecycle status, the 6GK7242-5DX30-0XE0 integrates seamlessly into industrial PLC networks for scalable automation and decentralized communication control.
The Siemens 6GK7242-5DX30-0XE0 PLC is widely used in manufacturing lines, automated process systems, material handling units, and packaging plants where reliable PROFIBUS connectivity is essential. It enables communication between S7-1200 CPUs and field-level PROFIBUS devices such as sensors, drives, and remote I/O modules. In industries like automotive, pharmaceutical, and food processing, this CM 1242-5 module ensures interoperability between Siemens PLCs and legacy field systems. The module’s efficient data handling enhances process visibility and system reliability, helping Indian OEMs and system integrators simplify PROFIBUS integration. Explore more Siemens automation solutions at Siemens PLC and SIMATIC S7-1200 I/O Modules.
Manufactured by Siemens AG, the 6GK7242-5DX30-0XE0 upholds the brand’s legacy of innovation and reliability in industrial automation. Siemens modules are built in ISO-certified facilities, ensuring superior quality, communication stability, and global compliance with automation standards. Engineers and OEMs across India depend on Siemens for consistent performance, system scalability, and after-sales support. The PROFIBUS CM 1242-5 module reflects Siemens’ expertise in communication engineering and commitment to long-term operational excellence in industrial networks.
The Siemens 6GK7242-5DX30-0XE0 PLC provides a powerful and compact communication solution for PROFIBUS-based industrial control systems. Its efficient data transfer, modular compatibility, and durable design make it a preferred choice for automation professionals seeking seamless integration within the SIMATIC S7-1200 ecosystem. Trusted by engineers across India, this CM 1242-5 communication module ensures consistent network performance and is fully supported by Siemens’ global technical service infrastructure.



