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Siemens SIRIUS 3RC7 Intelligent Link Module


Communication between the field and the cloud made simple. With the plug-and-play expansion module for the Siemens SIRIUS Modular System, the load feeders are integrated on the field level directly into automation systems. SIRIUS 3RC7 Intelligent Link Modules are part of the SIRIUS Modular System, the comprehensive portfolio for industrial controls.


The Outstanding Benefits of the SIRIUS 3RC7
  • Digitalization: Asset Transparency

  • Detail Diagnostic: On the Simatic PLC. No need of PC

  • Standardized Design: Up to 600 V

  • One System with Simatic: Step 7 TIA portal, Use it as an I/O module, and Easy Parametrization

  • Easy Maintenance: Standard Contactor, Circuit Breaker, Interface and Cables, and Plug and Play

  • Less Wiring Effort


Simply digital. Intelligent on many levels.



Part of the automation

  • Part of Totally Integrated Automation (TIA)

  • Seamless integration into the automation environment

  • Consistent data and in-depth analysis enable transparent operations





Transparency all the way to the field level

  • Capture measured values directly

  • The latest status messages

  • Integrated diagnosis




Proactive protection

  • Integrated overload function

  • Predictive maintenance

  • Fast fault detection






Minimal effort

  • Easy installation

  • Automatic parametrization in TIA Portal

  • Reduced wiring complexity




The SIRIUS 3RC7 is more than just a link module

A Range of Additional Features

  • Load feeder operating hours

  • Motor operating hours

  • Number of error shutdowns

  • Starting time monitoring

  • Number of overload trips

  • Electronic temperature

As part of Totally Integrated Automation (TIA), the SIRIUS 3RC7 ILM is seamlessly integrated into the existing automation environment.


One software

  • One engineering platform

  • One project for all applications

  • STEP 7 TIA Portal (MDD for V19 and 20)


Automatic system diagnostic 

  • Automatic generation on PLC firmware (no programming)

  • Detail diagnostic directly on the PLC (no need to read DS 92)


Easy configuration and programming

  • Small amount of parameters

  • Current value per phase available in the process image

  • No need of function blocks for operation


Power-Flo Technologies is proud to partner with Siemens as they not only create products, but also craft systems. The SIRIUS 3RC7 is a groundbreaking solution that redefines automation by delivering unmatched simplicity, transparency, and intelligence. As part of the Totally Integrated Automation (TIA) ecosystem, it provides seamless integration into the automation environment, enabling consistent data exchange and in-depth analysis for enhanced operational transparency and efficiency. From its user-friendly design, predictive maintenance capabilities, and reduced wiring effort to its advanced diagnostic tools and plug-and-play installation, the SIRIUS 3RC7 stands out as more than just a link module, it’s a comprehensive, future-ready solution. Whether a company is seeking to optimize processes, reduce downtime, or ensure proactive system protection, the SIRIUS 3RC7 is equipped with the tools to achieve smarter, more efficient automation. Experience the future of digitalized operations with the SIRIUS 3RC7.



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