Reference Architecture 03
Connected Factory AI Operations
An edge-to-platform pattern for securely connecting industrial machines, monitoring production signals and introducing AI-assisted workflows.
- 01Machines and control systems↓
Existing production equipment remains isolated from direct external access.
- 02Industrial edge gateway↓
Protocol adapters normalize approved signals close to the production line.
- 03Secure site platform↓
Local services buffer, validate and route operational data across controlled zones.
- 04Monitoring and AI services
Dashboards and model-assisted workflows consume governed production data.
Illustrative reference design: This is not a customer case study and does not represent a specific factory deployment.
Design goal
Connect production signals to monitoring and AI services without exposing machine networks directly to enterprise or internet-facing systems.
System flow
- Protocol adapters at the industrial edge read only the machine signals approved for the use case.
- The edge layer normalizes events and publishes them through authenticated MQTT channels.
- Site-local services validate, buffer and store operational data so temporary upstream interruptions do not require direct access to machine controllers.
- Governed data feeds production dashboards, workflow automation and model-assisted analysis.
- Infrastructure and application telemetry remain distinct from machine-control commands and safety functions.
Network boundaries
Machine, edge, site-platform and enterprise zones are treated as separate trust boundaries. Connections are explicit, authenticated and observable, with no assumption that a monitoring or AI service may write directly to production control systems.
Operational model
Edge services can continue collecting approved signals during an upstream interruption. Central services handle longer-term storage, dashboards and model workloads, while the monitoring layer reports the health of gateways, message flow and platform services.
Technology map
One possible implementation stack.
- 01MQTT
- 02Python
- 03Docker
- 04Kubernetes
- 05Traefik
- 06PostgreSQL
- 07Redis
- 08Prometheus
- 09Grafana
Adapt this pattern to your data, network and operating constraints.
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