More efficient operation in IoT-based buildings? 4 advantages of the Niagara-compatible iSMA Controlli RAC18-IP
- Lévai Krisztina

- Aug 27
- 2 min read
One of the biggest challenges in today’s IoT-based buildings is ensuring that separate systems—heating, cooling, ventilation, and lighting—work together reliably and in harmony. Overly complex solutions often create more problems than they solve.
In contrast, the iSMA CONTROLLI RAC18-IP controller is built on simplicity: it condenses everything needed for effective zone or room control into a single device—cost-efficient and fully Niagara-compatible.

Below, we’ve gathered 4 solid reasons why this device could be the ideal choice for your project as well.
✅ 1. All-in-one, comprehensive solution for complete room control

With its 18 universal inputs and outputs, the RAC18-IP can serve an entire room or zone:
temperature and humidity sensing
CO₂ measurement
fan, valve, and heating control
This eliminates the need for additional modules or external I/O extensions—covering all essential comfort requirements with a single device.
✅ 2. Freely programmable and fully Niagara-compatible
The device is fully programmable in the iC Tool software thanks to the built-in nano EDGE ENGINE. With the integrated nE² Link module, the RAC18-IP is Niagara-enabled, meaning it can be seamlessly integrated into the Niagara Framework and even programmed via drag-and-drop in the Niagara Workbench environment.

This means you can:
freely customize the control logic,
adapt the device to the specific needs of the building,
and adjust its operation at any time as requirements change.
This flexibility makes the RAC18-IP a truly future-proof solution in the long run.
✅ 3. Simple and reliable communication via BACnet and Modbus protocols
The device supports the two most widely used building automation protocols:

Modbus TCP: simple, fast commissioning in smaller systems,
BACnet/IP: intelligent communication, automatic device discovery, scalable architecture.
Through both protocols, it can be seamlessly integrated into the Tridium Niagara system, making it easy to implement even in existing building automation environments
✅ +1: Cost-effective zone management - with no surprises
The RAC18-IP is not only strong technologically but also economically competitive:

no need for multiple separate devices
fast and simple commissioning
measurable energy optimization
This makes the investment a decision that pays off quickly — not only from a technical but also from a business perspective.
Download the datasheet here:
Summary
iSMA Controlli RAC18-IP is designed for those who seek a reliable, flexible, and Niagara-compatible controller—whether for managing a single room or an entire zone.
Don’t overcomplicate building automation — choose well-designed simplicity.
Available at SmartNode!
Interested in iSMA Controlli solutions? Get in touch with us today!
(Source: iSMA CONTROLLI, SmartNode Kft, Canva)
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