InterLink
Bridge your PI System to any OPC UA client — securely, in minutes
CSE ICON InterLink connects AVEVA PI Data Archive and Asset Framework to the OPC UA ecosystem with enterprise security, real-time subscriptions, and zero-code configuration.
PI Data Archive
Connect directly to PI Data Archive servers and expose points via OPC UA.
Browse & Filter Points
Search PI points by name pattern with configurable result limits
Real-Time Subscriptions
Subscribe to value changes — pushed to OPC UA clients automatically
Historical Data Access
Read time-series data with configurable date ranges via OPC UA HistoryRead
Write-Back
Write values back to PI points from any OPC UA client
Flexible Authentication
Windows integrated auth or explicit domain credentials (DOMAIN\user)
Server Discovery
Automatically discover available PI Data Archive servers on the network
Connection Resilience
Automatic retry with configurable intervals and attempt limits
PI Asset Framework
Navigate AF hierarchies and expose attributes as OPC UA nodes.
Full Hierarchy Browsing
Navigate AF databases → elements → attributes as OPC UA folders and variables
Multi-Database Support
Connect to multiple AF databases simultaneously
Attribute Subscriptions
Real-time value change notifications on AF attributes
Historical Reads
Time-series data retrieval from AF attribute history
Write-Back
Write values to AF attributes from OPC UA clients
Element Metadata
Expose element descriptions and hierarchy context
OPC UA Server
A standards-compliant OPC UA server with enterprise security.
Standards Compliant
Built on the OPC Foundation .NET Standard SDK
Security
Basic256Sha256 with SignAndEncrypt — no insecure endpoints
Dynamic Namespaces
Each PI adapter gets its own OPC UA namespace, auto-populated
Lazy Hierarchy Loading
Deep hierarchies populate on-demand for fast startup
Client Session Tracking
Monitor connected clients, subscriptions, and monitored items
Certificate Management
Auto-generate server certs, trust/reject client certs via web UI
Configuration & Management
Web-based configuration with zero downtime.
Web-Based Dashboard
Configure, monitor, and explore data from a browser
Hot Reload
Change adapter settings without restarting the service
Data Explorer
Browse tags, view live values, chart historical data
Real-Time Logs
Live log streaming via SignalR with level filtering
Config Backups
Automatic timestamped backups on every config change
Adapter Lifecycle
Add, remove, enable, or disable adapters at runtime
Security
Enterprise-grade security at every layer.
Windows AD Authentication
Log into the management UI with domain credentials
Certificate Trust Store
Import, approve, reject, and manage OPC UA client certificates
DPAPI Credential Encryption
Stored passwords encrypted with Windows DPAPI
JWT API Security
Internal APIs protected with JWT tokens
Group-Based Access
Restrict management UI access to "CSE InterLink Admins" group
RSA-Signed Licensing
Machine-bound licenses with RSA signature validation
Enterprise & Federation
Multi-site deployment and centralized management.
Multi-Site Topology
Connect multiple InterLink instances to a central hub
Heartbeat Monitoring
Automatic availability detection across sites
Pairing Workflow
Secure approval process for new site connections
API Key Management
Issue and revoke API keys for federated instances
Centralized Visibility
Monitor remote instance status from a single dashboard
Deployment
Runs as native Windows services with simple administration.
Windows Services
Runs as two Windows services (DataProcessor + ConfigMonitor)
Single Config File
One config.json governs everything — version-controllable
Console Debug Mode
Run interactively for troubleshooting
Auto-Migration
Config file automatically upgraded when you update InterLink
Structured Logging
SQLite + file logging with configurable retention
Ready to bridge your PI System?
See what's coming next on our roadmap, or get in touch to learn more.