01
Protocol fragmentation
BACnet, Modbus, and vendor-specific mappings differ by site and commissioning history.
Connect building HVAC systems to customer-owned telemetry pipelines.
BACnet and Modbus integration at portfolio scale.
From chillers and AHUs to rooftop units and BMS gateways, we design and operate telemetry stacks that support compliance and multi-site operations.
Where HVAC telemetry programs stall
Buildings combine mixed control generations, fragmented ownership, and evolving reporting obligations.
02
Governance pressure
Energy and F-Gas reporting requirements increase audit scope for every integration decision.
03
Legacy BMS constraints
Older supervisory systems limit modern telemetry and analytics patterns.
04
Multi-site rollout complexity
Tenant and facility coordination can slow deployment without a consistent integration baseline.
Architecture
Where Melqart fits in your buildings
- 01
HVAC plant and BMS
Chillers, air handlers, BACnet and Modbus
- 02
Owasys gateway on site
Protocol normalization at the edge
- 03
Customer-owned pipeline
Governed edge-to-cloud schemas
- 04
Portfolio reporting
Energy, alerts and shared KPIs
Operational outcomes from structured machine data
A customer-owned telemetry model aligns building operations teams and portfolio stakeholders.
01
Portfolio visibility
Compare performance across buildings with standardized telemetry and shared KPI definitions.
02
Stable data contracts
Use governed edge-to-cloud schemas for alerting, reporting, and downstream analytics.
03
Faster troubleshooting
Correlate anomalies across equipment and systems to reduce mean time to diagnosis.
Reference patterns
Start with controlled rollouts that prove value in weeks, then scale portfolio-wide.
Explore use cases
BACnet/Modbus building integration
Unify mixed HVAC assets into a consistent telemetry layer for operations and compliance.
Multi-site energy optimization
Surface utilization and efficiency patterns across distributed facilities.
Customer-owned data infrastructure
Keep architecture, data rights, and operational runbooks under your control.
Recommended building telemetry stack
Open Linux gateways plus integration services for long-life HVAC deployments.
Owasys gateways
Field-ready edge hardware for protocol normalization and secure telemetry transfer.
View full specsDeveloper acceleration
Alloy ecosystem
Reproducible embedded workflows to reduce drift across teams and deployments.
View full specsPlanning HVAC telemetry modernization?
We can scope a pilot architecture that fits your existing BMS landscape and compliance requirements.