Self-Configuring I/O Gateway for Multi-Protocol Field Device Links

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Solution Overview

Problem

Current industrial automation systems face inefficiencies in managing connections between field devices and automation devices, particularly due to the need for multiple IO modules supporting different communication protocols, which complicates configuration and increases the risk of errors.

Innovation Solution

A self-configurable device that dynamically configures connections between field devices and automation devices, eliminating the need for multiple IO modules by using a processing unit and memory with a self-configuration module to identify and associate devices, establish communication channels, and calibrate the system for optimal performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple IO modules supporting different communication protocols are used to manage connections between field devices and automation devices, then compatibility with various communication protocols is improved, but device complexity and configuration difficulty increase

Engineering Contradiction:
Improvecompatibility with various communication protocolsVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal IO module capable of supporting multiple communication protocols (Fieldbus, HART, 4-20mA, etc.) through a single device. The module includes a processing unit that can dynamically adapt to different protocols, eliminating the need for multiple specialized IO modules while maintaining protocol compatibility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces a gateway device as an intermediary between field devices and the control system. This gateway handles protocol conversion and communication management, allowing the main IO modules to maintain a standardized interface while supporting diverse communication protocols through the gateway layer.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple IO modules supporting different communication protocols are used, then support for different field devices is improved, but configuration time and error risk increase

Engineering Contradiction:
Improvesupport for different field devicesVSAvoidconfiguration time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The universal IO module includes self-configuration capabilities where the processing unit automatically detects the connected field device type and configures appropriate communication parameters. This self-service functionality reduces manual configuration time and minimizes configuration errors by eliminating the need for extensive manual setup.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system includes a device database pre-stored with configuration parameters and communication protocols for various field devices. During installation, the system performs preliminary matching between detected devices and database entries, automatically retrieving pre-configured parameters to significantly reduce on-site configuration time.

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If passive junction box is used to manage field device connections, then device complexity is reduced, but management effort and skill requirements increase

Engineering Contradiction:
Improvedevice complexityVSAvoidmanagement effort
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The active IO module includes diagnostic functionality that continuously monitors connection status and provides feedback about device health. The system can automatically detect faults, log errors, and provide status information to operators, reducing the skill level required for management while maintaining system intelligence.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system automatically performs device detection, parameter configuration, and connection management without requiring manual intervention. This self-service capability maintains simplicity while reducing management effort by eliminating the need for skilled manual configuration and troubleshooting.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12189372B2System, device and method for managing and optimizing connection between field devices and automation devices
Publication Date: 2025.01.07 SIEMENS AG
  • US12189372B2 patent drawing
  • US12189372B2 patent drawing
  • US12189372B2 patent drawing

AI summary

A system, device, and method for managing connections in an industrial installation are described. The system includes one or more field devices, one or more automation devices, and a self-configurable device. The self-configurable device is adapted to dynamically configure, based on type of the one or more field devices and the one or more automation devices, such that the self-configurable device manages a connection between the one or more field devices and the one or more automation devices. The self-configurable device is adapted to calibrate one or more field devices and manage automation functions in the industrial installation.