Building Automation & Access, Unified

One platform. Every protocol. Every door.

xSERVA unifies BACnet, KNX, MQTT and Modbus with IoT physical access control — face recognition, AI plate recognition, biometrics, NFC and MIFARE cards, Bluetooth, dynamic QR — into a single AI-powered platform for monitoring, control, entry, energy optimization and predictive maintenance.

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Protocols unified

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Ways through a door

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AI monitoring

A modern commercial office tower at dusk, glass curtain wall lit warm from within against a deep blue twilight sky, seen across a landscaped plaza.
The Path Of One Reading

From a controller nobody chose, to a person on shift

Five steps, and the protocol layer that performs the first three is a roadmap module that does not ship today. Scroll to follow one temperature the whole way.

  1. Step one

    The building already speaks

    Controllers, meters, luminaires and sensors are installed, wired and talking. None of them was chosen to work with the others.

  2. Step two

    It terminates on site

    An edge gateway on the local network speaks every field protocol inward and exactly one authenticated, encrypted protocol outward.

  3. Step three

    It becomes one object

    Four incompatible addresses resolve to a single point with a name, a unit, a quality flag, and the source it came from.

  4. Step four

    The platform reasons over it

    Alarming, scheduling, the rule engine and the energy model all read that one object, which is what lets a rule span protocols.

  5. Step five

    A person acts on it

    The console, the mobile app and the API show the same numbers at the same moment, to whoever is on shift.

Field & device

Four vocabularies, one floor

BACnet ai:3KNX 2/1/7Modbus 40031MQTT topic

Each device describes the same 18.4 °C in a format its own manufacturer chose. None of them agrees on units, addressing or typing.

Edge gateway · on site

One way out, nothing in

Outbound
443tcp
Inbound ports
0open

Plant protocols terminate here and never cross the site boundary. The gateway dials out over TLS. Nothing dials in.

Normalised point
point_id  pt_7f2a19
name      AHU-3 Supply Air Temperature
value     18.4  unit °C
path      Site A / Level 7 / AHU-3
quality   good
source    bacnet://ai:3/present-value

The native address is kept, not discarded, so every value can be traced back to the register it came from.

Core engine

One fault, one notification

481

A pump trip lights forty-eight points. Suppression, priority and escalation are what keep the alarm queue worth reading at three in the morning.

Console · mobile · API

Where it lands

Site load
412kW
Level 7 CO₂
744ppm

Illustrative simulation, generated in your browser. Not readings from a real building.

How xSERVA works

Four protocols come in, one intelligent platform goes out — live, in both directions.

Diagram showing BACnet, KNX, MQTT, and Modbus devices flowing into the xSERVA Core, which outputs to Dashboards, the AI and Rule Engine, and the Mobile App
BACnet
KNX
MQTT
Modbus
xSERVA Core
Dashboards
AI & Rule Engine
Mobile App
A plant room wall carrying control panels from three different decades side by side, mismatched in colour and size, with cable looms running untidily between them.
This is what fragmentation looks like in the room, not on a slide.

Fragmented systems slow every decision

Most buildings run BACnet controllers, KNX lighting, MQTT sensors, and Modbus meters as separate, unconnected systems — each with its own interface, its own login, and its own blind spots. Operators toggle between screens to answer one question. Integrators re-engineer the same handoffs on every project. Owners pay for redundant hardware and still can’t see the whole building at once.

One platform, one source of truth

xSERVA normalizes every protocol into a single data model, so BACnet, KNX, MQTT, and Modbus devices appear side by side in one dashboard. Monitoring, alarms, scheduling, energy analysis, and AI insight all run against the same live data — no bridging software, no duplicate infrastructure, no gaps between systems.

Left: BACnet, KNX, MQTT and Modbus each running as an isolated system with its own screen and its own login, with the links between them severed. Right: the same four protocols normalized into one xSERVA console, where an air handler on BACnet, a lighting circuit on KNX, a CO2 sensor on MQTT and a power meter on Modbus appear as four rows of one live list.
Four systems and four logins, or one data model and one console.
A row of large water-cooled centrifugal chillers in a plant hall, insulated headers and large-bore pipework running overhead above a marked walkway.
The largest single load in most commercial buildings, and the one that most rewards being scheduled properly.
UltraPASS & SuperPASS

Physical access control, on the same platform

A building that thinks should also know who walked into it. UltraPASS readers put eight credential types on one access list — and every one of them keeps working when the internet does not.

A wide building operations centre at night, a long desk facing a video wall of screens reading as indistinct blue glow, two operators in silhouette.
Why One Platform

Access data is occupancy data

Because entry and building automation run on one platform against one site hierarchy, a door event is not just a security record. It is a live occupancy signal that lighting, HVAC and the energy model can act on — which is something no standalone access system and no standalone BMS can do on its own, no matter how well either one is integrated after the fact.

See how access control and the BMS share one console

Mobile

Your building, in your pocket

The xSERVA mobile app puts live monitoring, alarms, and control in the hands of facilities teams wherever they are — so a flagged fault or an off-hours alarm never has to wait for someone back at a desk.

The xSERVA mobile app showing a critical alarm for chiller 2 with a rising bearing-temperature trend and an acknowledge button, live tiles for site load and open doors, and a one-tap zone setpoint override. Beside it, a push notification predicting the failure nine days out reaches the technician off site.
Go Deeper

The rest of the platform

A rooftop photovoltaic array on a commercial building at dusk, long rows of dark panels on ballasted frames with plant at the far end and city glow on the horizon.
Generation is the easy half. Proving what it offset, to an auditor, is the half that needs the data.

Frequently asked questions

What is xSERVA?

xSERVA is a unified building automation platform from VYROX that brings BACnet, KNX, MQTT, and Modbus devices into one system for monitoring, control, energy management, and AI-driven insight.

Which protocols does xSERVA support?

xSERVA natively supports BACnet (IP and MS/TP), KNX, MQTT, and Modbus (TCP and RTU), letting a single platform manage mixed-protocol buildings without separate siloed systems.

How do I get a demo of xSERVA?

Message Patrick directly on WhatsApp using the "Book a Demo" button on this site to arrange a live walkthrough.

Is xSERVA AI-powered?

Yes. xSERVA applies AI/ML to building data for predictive maintenance, anomaly detection, and natural-language querying of live building conditions.

Does xSERVA include physical access control?

Yes. The UltraPASS and SuperPASS range brings face recognition, AI vehicle plate recognition, biometrics, NFC, MIFARE, HID and proximity cards, Bluetooth and BLE, dynamic QR codes, barcodes and PIN entry onto the same platform as HVAC, lighting and energy — with readers that keep deciding when the internet is down.

See the full FAQ →