Description
Introduction to the OLDI Brand
OLDI is a well-established brand specializing in industrial automation data communication modules, renowned for its high-performance, reliability, and compatibility, particularly within Rockwell Automation’s integrated architectures. Below is a detailed overview of the OLDI brand:
Brand Background
- OLDI is a leading provider of industrial automation modules, offering products compliant with the OPC DA 2.05 standard. It collaborates closely with Rockwell Automation to develop hardware modules (such as EATM® Enterprise Device Transaction Modules) designed for seamless integration into ControlLogix racks.
- The brand is globally recognized for its technological innovation and industrial-grade reliability, serving diverse industrial automation markets worldwide.

56SAM-844 OLDI Analog Output Module
Core Products & Technologies
- OPC UA Hardware Modules
- OLDI’s modules support the OPC UA protocol, enabling direct integration into Rockwell Automation’s ControlLogix racks. This facilitates seamless connectivity between OPC UA clients and ControlLogix controllers.
- Example: The 56EATM-TMANAGER W DATA BASE ADAP MSSQL module supports database adaptation (e.g., MSSQL), making it ideal for complex industrial scenarios requiring data exchange.
- EATM® Enterprise Device Transaction Modules
- These modules allow OPC UA clients to directly access ControlLogix controllers without additional software or middleware, simplifying system architecture and reducing complexity.
- They offer high-performance data transmission and transaction processing capabilities, meeting the demands of real-time industrial control applications.
- Compatibility & Integration Capabilities
- 56SAM-844 OLDI modules support multiple industrial communication protocols (e.g., OPC DA, OPC UA) and seamlessly integrate with Rockwell Automation software such as ViewSE and FactoryTalk Gateway.
- Through UAGateway software, they enable protocol conversion between OPC DA and OPC UA, enhancing system compatibility.
Application Scenarios
- Industrial Automation Control: OLDI modules are widely used in Rockwell Automation’s integrated architectures to connect OPC UA clients with ControlLogix controllers, enabling efficient data exchange and device control.
- Data Acquisition & Monitoring: Modules like the 56EATM-TMANAGER support real-time industrial data collection, storage, and analysis by adapting to databases (e.g., MSSQL).
- Cross-System Integration: In industrial scenarios requiring compatibility with diverse communication protocols, OLDI modules provide protocol conversion and middleware functionality, simplifying system integration.
Market Positioning & Advantages
- Technological Leadership: OLDI modules support the latest industrial communication standards (e.g., OPC UA), aligning with Industry 4.0 and smart manufacturing requirements.
- High Reliability: Industrial-grade design ensures stable operation in harsh environments, minimizing maintenance costs.
- Compatibility: Deep integration with products from leading industrial automation vendors like Rockwell Automation reduces the complexity of system upgrades and expansions for users.

