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FX5-OPC

The FX5-OPC is an OPC UA (Unified Architecture) server module designed for Mitsubishi's MELSEC iQ-F (FX5) series PLCs. It enables secure, standardized data exchange between FX5 PLCs and higher-level systems (SCADA, MES, ERP) using the OPC UA industrial communication protocol.

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Key Features
OPC UA Server Functionality:

Compliant with OPC UA Part 1-13 standards

Supports Data Access (DA), Alarms & Conditions (AC), and Historical Access (HA) specifications

Secure communication (X.509 certificates, AES encryption)

Connection Capabilities:

Ethernet port (10/100BASE-T) for OPC UA communications

Supports multiple simultaneous client connections (typical: 5-10 clients)

Publish-Subscribe (PubSub) mode for efficient data distribution

Data Handling:

Tag-based data access to FX5 PLC memory (Device/D, M, B, W registers etc.)

Supports automatic tag generation from PLC programs

Bulk data transfer capability (optimized for large datasets)

Security Features:

User authentication (Anonymous/Username+Password)

Message signing & encryption

Certificate management (self-signed or CA-issued)

3. Technical Specifications
Compatible PLCs: All MELSEC iQ-F (FX5) series CPUs

Mounting: Right-side expansion module (requires CPU firmware version 1.040 or later)

Power Consumption: 0.5W (from PLC bus)

Protocols: OPC UA TCP (Port 4840), HTTPS (Port 443)

Certifications: CE, UL, FCC