METER SMART
We deliver secure and reliable solutions for remote meter reading, from proven converters to custom IoT development. By retrofitting existing meters with converters or developing hardware, firmware, and integrations, our solutions ensure seamless integration and are tailored to your project’s requirements.
1 480 000+
Connected meters
10 000
Devices within our largest project
25+
Developers
9+
Years on the market
€ 2.5M+
Annual turnover
Industries we focus on
From hardware to firmware and integrations
Solving complex metering challenges
Solving complex metering challenges
Custom hardware and software development
We specialise in a custom development, from the schematic design, PCB and prototypes to manufacturing and testing. We provide custom software for the electronic devices, including mobile, desktop and web applications.
Our achievements
We successfully completed a large-scale of projects with a delivery of 10,000 high-quality devices for remote reading solutions in Vilnius, the capital of Lithuania. Our technology ensures data measurement across the entire city.
Through our converters, more than 1,480,000 meters are connected, with more being added every day.
We implement remote reading projects and IoT solutions worldwide. We focus on water meters, electricity meters and industrial processes, while also the development of additional solutions for various applications.
We are not dependent on any third parties, we develop and manufacture our products in Europe.
Selected projects
We offer the ACRIOS remote reading solutions to all of our customers who want to comply with the EED decree. The solution is quick to install, requires no training and proves to be stable over time.
Jaroslav Brzokoupil, CEO
ACRIOS’ reliable products for remote readings and innovative, fully customizable solutions perfectly complement our expertise in value-added distribution of IoT products and solutions. We are proud to collaborate with a company that shares our commitment to excellence and customer satisfaction.
Ivana Janković Šafarić, CEO
"The remote gas meter reading devices from ACRIOS have proven their reliability and quality of workmanship. We appreciate that all our technical requirements were met and that we received all the necessary documentation and technical support for integration into our information system. We are very satisfied with the cooperation..“
Michal Volný, Head of Technical Services
ACRIOS was instrumental in our success on a large-scale European deployment of the wM-Bus concentrators, helped to solve all of the technical challenges and deliver results within the set deadlines.
Lukas Mickus, Project manager
“The ACRIOS scripting capabilities have provided Netmore with the required solution for solving integrations with MBUS/MODBUS units.”
Jimmy Björklund, Lead Solution Architect at Netmore
We successfully integrated the ACRIOS Data Concentrator into our smart metering project, seamlessly connecting hundreds of meters. The device’s performance and stability have been outstanding, even in challenging environments. The LoRaWAN protocol used by the concentrator ensures strong, reliable signal coverage, even in hard-to-reach areas. We highly recommend the ACRIOS Data Concentrator to anyone looking to enhance their smart metering infrastructure.
Iván Martín Díez, Technical Project Manager
“We were searching for a way that would allow us to connect existing M-Bus and MODBUS meters to our LoRaWAN network and found the solution provided by ACRIOS valuable for these use cases.“
Martin Brunner, Head of Supply Chain at Netmore
Why choose ACRIOS
Manufactured in Europe
Our products are made in accordance with the strict European standards in the Czech Republic.
Team that supports the client
We are experts and enthusiasts in modern technologies with a pragmatic approach to problem-solving.
Easy installation, integration and maintenance
Our products are optimised for simple installation and maintenance. They can be pre-configured according to the provided setup.
Low total cost of ownership (TCO)
Our products are designed for high durability and longevity, reducing the long-term operational costs.
Unified reading for any meters
We connect almost any meter. Thanks to ACRIOS converters, our clients can easily manage ESG and EED projects in accordance with the EU directives.
Blog
Edge computing in IoT metering
M-Bus payloads often exceed LoRaWAN and NB-IoT single-message limits. Edge computing solves this at the source through VIF/DIF filtering, adaptive sampling, local validation, and source encryption. When does it make sense, and when not? A practical decision guide for IoT metering deployments.
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Manufacturer as a technology partner
The role of IoT device manufacturers is shifting from hardware supplier to technology partner. Parsers, open APIs, containerised backend, remote firmware management and CRA-ready security shorten implementation, reduce internal development load and lower TCO across AMR and AMI projects.
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Why a device without an antenna fails
If your IoT device manages to connect even without its antenna, that is not a sign of clever engineering. It is a warning sign of poor radio design. Why a properly tuned antenna is essential for reliable wireless meter reading, what really happens inside the device, and how to test it sensibly before full deployment in the field.
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CE certification for IoT: What RED DA changes
Development went well, the device works. Then CE certification arrives and the supplier's cybersecurity documentation is missing. Since August 2025, RED DA is in force and part of every CE. How to tell if your supplier is ready, and what to do if not.
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Water losses in utility networks: The hidden cost of leaks
An estimated one in four litres of treated water is lost in European distribution networks. Average losses hover around 25%, exceeding 60% in some countries. A closer look at why pipes fail, what it really costs utilities, and why a slow leak is often worse than a visible burst.
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Pressure monitoring in water networks: Early fault detection
Every utility faces the same question: how to know something is wrong in the network as fast as possible. Acoustic methods, district metered areas and continuous pressure monitoring each bring strengths and limits. A comparison of approaches to leak detection, with real examples.
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M-Bus pressure sensor: Leak detection for water utilities
No parallel infrastructure, no new data platform, no separate operational processes. The joint ACRIOS and Lorenz solution brings continuous pressure monitoring into the same communication layer water utilities already use for smart metering – over LoRaWAN or NB-IoT.
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The cost of measurement data errors and how to prevent them
Unreliable data is more costly than no data at all, especially in smart metering and energy management. A missing value or small deviation can escalate into incorrect bills, failed audits, or undetected faults. Here is what that looks like in practice and how to prevent it.
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Smart Readiness Indicator (SRI): All you need to know
Smart Readiness Indicator (SRI) is the EU's metric for a building's digital intelligence. It rates how well a building manages energy, responds to occupants, and interacts with the grid. Learn what SRI means, what the legislation requires, and what role remote meter reading plays.
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M-Bus installation tool Wizard from ACRIOS
Configuration errors and troubleshooting often take more time than wiring M-Bus devices. The ACRIOS Wizard simplifies this by guiding technicians through meter detection, data selection, and network setup; reducing installation time and the need for specialised knowledge.
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Coulomb meter: Everything you need to know
A Coulomb meter measures actual battery charge consumption rather than relying on estimates. This enables realistic end-of-life prediction for IoT metering devices, optimised service intervals, and reduced TCO. How does this technology work in practice, and where does it make the most sense?
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ACR-EX in water utilities: remote reading of pulse water meters
Pulse water meters are common in water utility networks, but their data often remains on the mechanical register. Learn how existing pulse water meters can be connected to remote reading systems using a pulse converter with display, without replacing the meters.
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ACRIOS and Quectel announce partnership
ACRIOS Systems and Quectel Wireless Solutions have formed a strategic partnership to support SME manufacturers in adopting modern Linux/Android smart modules. The joint communication outlines the scope and technical goals of the cooperation.
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External or internal? How custom development works
External development helps organisations accelerate project delivery and reduce fixed costs. This article explores when outsourcing truly makes sense, what to consider when selecting a partner, and how to structure collaboration that delivers lasting internal peace.
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Proven deployment of 10,000 wM-Bus converters for EED
Digitalisation of metering is becoming a strategic priority for utilities. Experience from a project with 10,000 wM-Bus concentrators and 850,000 meters shows that success depends less on technology itself and more on change management, coordination, and structured planning.
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Choosing a remote reading system for water utilities
Digitalisation brings many ways to read water meters remotely, from bus networks to direct LoRaWAN and NB-IoT communication. Learn how to choose the right approach for your utility based on existing meters, coverage conditions, and investment strategy.
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Open data interfaces pay off for reporting and integration
An open data interface means freedom and independence when working with data. Beyond storing and visualising, it enables export, reporting, automation and smooth integration with other systems. The result is greater flexibility, lower vendor lock-in and sustainable data management.
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15-minute vs daily meter readings frequency explained
How often should you measure energy and water consumption? Fifteen-minute meter reading frequency supports detailed analysis and real-time optimisation, while daily data extend battery life and simplify reporting. Learn about the benefits, trade-offs, and use cases from practice.
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Scripting in IoT: Flexibility, sustainability, and protection
Many IoT deployments fail when each new customer request requires a firmware change. Scripting solves that by separating customer logic from core functions, it enables faster updates, long-term maintenance, and secure control over unique features.
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Gas meter data to dashboard: ACR-EX meets Datacake
Get your gas meter data online in minutes with the ACR-EX datalogger and its direct Datacake integration. This reliable NB-IoT solution provides live readings, alerts, and a ready-to-use dashboard. All without the need to develop or maintain your own backend infrastructure.
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EPBD is coming: what BACS means for your building
Let’s break down what the BACS mandate, part of EU’s broader initiative EPDB directive, means in practice. Who must comply, which systems and protocols to use, and how to modernise your building with minimal effort using your existing infrastructure.
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When DTLS makes sense. Know before you deploy
Let’s explore when DTLS (Datagram Transport Layer Security) brings real security value to NB-IoT deployments and when it’s smarter to choose a simpler or more energy-efficient alternative. Get clarity before committing to your next smart metering rollout.
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Not your keys, not your hardware
AES encryption protects your data. But without the keys, you don’t really own the device. This article explains why requesting encryption keys matters when purchasing IoT meters, and how it gives you full control over data, integration, and long-term independence.
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868 MHz or 433 MHz? The right choice for your wM-Bus
Looking for a wireless M-Bus converter but unsure which frequency band to choose? This article compares 868 MHz and 433 MHz, explains key technical differences, and offers practical guidance based on meter compatibility, signal conditions, and installation environments.
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Everything you need to know, documented. ACRIOS wiki.
One place to find answers to all your technical questions. The ACRIOS wiki simplifies technical communication by bringing together everything needed for configuration, installation, and integration. Online, accessible, and continuously updated.
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End-to-end custom hardware and software development
Ready-made products can work. Until they don’t. When specific requirements emerge, a custom development approach offers the flexibility to design both hardware and software precisely for the task. Whether it’s a new solution or an upgrade to existing systems.
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How to collect energy data to support ISO 50001
Energy efficiency is no longer just a buzzword. With rising energy costs and increasing regulatory pressure, frameworks like ISO 50001 are becoming essential. But to optimise energy use, organisations first need one thing: structured, reliable consumption data.
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Lowering IoT TCO through smart manufacturing
The price tag is just the beginning. Real savings come from what happens after deployment – device setup, integration, maintenance and optimisation. Manufacturers can make all of this easier and cheaper, without compromising on performance.
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Reading Sensus meters with zero hardware changes
Unifying meter readings across different protocols doesn’t have to mean replacing hardware or relying on a single vendor. Our solution connects even legacy Sensus meters (now part of the Xylem group) into a unified system – without the need to replace your existing devices.
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Why 15-minute data matters in district heating
15-minute interval readings help clarify heat pricing, detect anomalies and reduce billing complaints. They also support transparent cost allocation, a must as dynamic tariffs and EU rules raise the bar. With our converters, you can enable them without replacing your meters.
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Give me a tool that works. Not a manual.
In the field, there’s no time for unnecessary clicks or second guesses. When every minute costs money, configuration needs to be fast, reliable, and dead simple. Let's have a look at what really works – and why complexity doesn’t belong at the installation site.
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5 most common myths about remote meter reading
From 2027, remote meter reading will be mandatory under the European Efficiency Directive. Yet despite growing availability of the technology, many myths and half-truths still surround its implementation. Let's break down five of the most common misconceptions.
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Battery-powered vs wired: What really costs more?
An externally powered data bus may look cheaper on paper. But once you factor in cabling, electrician work, inspections, and long-term upkeep, the story changes. Let's compare and reveal why battery-powered solutions often save more than just money – time, effort, and peace of mind.
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Cyber Resilience Act and IoT hardware
The European Union's Cyber Resilience Act significantly reshapes hardware requirements for IoT devices – promoting secure design, manufacturer transparency, and interoperability that is essential for resilience against cybersecurity threats. Learn more about CRA.
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Next-gen meter readings, no replacements needed
Discover how to modernise your metering system without the high cost of replacing existing meters. With a smart converter, you can enable seamless remote readings using your current infrastructure. Quick to deploy, easy to manage, and fully compliant with EED requirements.
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Modernising metering infrastructure
Connecting different types of meters into one efficient system can be a major challenge, when dealing with various manufacturers, generations and technologies. Discover how converters offer a smart, cost-effective way to unify even the most diverse metering infrastructures.
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M-Bus to IoT integration explained
Connecting M-Bus meters to IoT networks like LoRaWAN or NB-IoT is now a critical step in modern utility infrastructure. Discover four practical methods that enable reliable, scalable, and future-ready integration – without complex custom development or delays.
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Understanding TCO: More than just hardware
When investing in new technology, looking beyond the initial hardware cost is more important than crucial. Discover how understanding and managing the total cost of ownership (TCO) can lead to smarter, more sustainable, and financially efficient technology investments.
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NB-IoT technology: All you need to know
NB-IoT is a low-power, cost-effective IoT technology that ensures reliable connectivity with excellent coverage and security. Ideal for smart cities, industry, energy, and agriculture, it enables efficient communication for a wide range of devices. Let's discover its key features and benefits.
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LoRaWAN: All you need to know
LoRaWAN is transforming the IoT with its long-range, low-power wireless communication. Ideal for smart cities, agriculture, and industrial automation, it enables efficient, cost-effective, and secure data transmission. Discover how LoRaWAN works and its key benefits.
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M-Bus, wM-Bus, and RS-485: A technology guide
As cities and industries embrace digital transformation, reliable data collection and communication are essential. M-Bus, Wireless M-Bus (wM-Bus), and RS-485 technologies play a crucial role in smart metering, industrial automation, and infrastructure monitoring.
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LoRaWAN vs. NB-IoT: Which technology is right for you?
As industries embrace digital transformation, many are upgrading legacy equipment to keep pace with evolving technology. The integration of smart metering and remote monitoring is turning traditional devices into key players in the rapidly expanding IoT ecosystem.
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Smart metering: What it is and why it matters
Smart metering transforms energy monitoring by real-time insights into electricity, gas, and water use. By upgrading traditional meters with converters, it enables accurate billing, early issue detection, and improved grid efficiency for both consumers and providers.
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IoT: Technology that saves time and money
If you have been hearing about IoT lately, you are not alone. IoT, short for the Internet of Things, is transforming the way we live and work – saving time, effort, and sometimes hundreds of euros each year and that is why we are leveraging it here at ACRIOS Systems.
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ACRIOS Systems unveils its brand-new website.
We are excited to introduce new website. With a fresh design and enhanced features, we have created a more intuitive and enjoyable experience. Seamless navigation, improved functionality, and a modern look that makes finding what you need easier. Welcome to our new digital home.
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Tell us what you need. We’ll find the best solution together.
Lukáš Smetana
CSO