Front Adapter Interface for Multi-Protocol Field Device Integration
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing automation systems face challenges in flexibly integrating field devices from different manufacturers into a unified automation system, particularly due to the need for compatibility with various transmission media and security requirements, and the inability to connect field devices not designed for specific wiring standards.
Innovation Solution
A front adapter for control devices, such as PLCs or DCSs, that includes a connection device for system cables, wireless communication interfaces for optical or radio transmission, and bus-capable interfaces for signal buses, allowing field devices to communicate via different transmission media based on security needs, and enabling connection of devices not designed for specific system plugs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If field devices from different manufacturers are integrated into a unified automation system, then adaptability is improved, but device complexity increases due to compatibility requirements with various transmission media and security requirements
Solution Approach 1:
The front adapter serves as an intermediary device between the control device and field devices from different manufacturers. It provides multiple communication interfaces (wired system cable, wireless optical/radio, and bus-capable interfaces) that translate and bridge different transmission media and protocols, enabling unified control without requiring the control device itself to be complex or support every possible field device protocol directly
Solution Approach 2:
The front adapter is designed as a universal interface device that can connect to multiple types of field devices simultaneously through different communication protocols. It features a combination socket supporting multiple connection standards and provides both wired and wireless communication capabilities, allowing a single device to perform multiple connection functions that would otherwise require separate specialized devices
2Adaptability or versatility
If field devices not designed for specific wiring standards are connected to the control unit, then adaptability is improved, but connection reliability may worsen due to interface compatibility issues
Solution Approach 1:
The front adapter enables parameter changes in the communication interface by allowing dynamic selection between different connection types (wired RJ-45/RJ-11 via combination socket, wireless optical, wireless radio, or bus interfaces). This flexibility in changing connection parameters enables compatibility with field devices not originally designed for the system's standard wiring while maintaining reliable connections through appropriate interface matching
Solution Approach 2:
The front adapter acts as a mediator that handles interface compatibility between control devices and field devices with non-standard wiring requirements. The combination socket with detection device automatically recognizes and adapts to different connector types, while wireless interfaces provide alternative connection paths for devices that cannot use wired connections, ensuring reliable communication despite interface mismatches
3Adaptability or versatility
If multiple communication interfaces are provided in the front adapter, then adaptability is improved, but device complexity increases
Solution Approach 1:
The front adapter merges multiple communication interfaces (wired combination socket, wireless optical transmitter/receiver, wireless radio transmitter/receiver, and bus-capable interfaces) into a single integrated device. By combining these diverse communication capabilities in one adapter unit with a unified control and evaluation unit, the system achieves communication flexibility without requiring separate devices for each interface type, thus managing complexity through consolidation rather than proliferation
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables flexible and cost-effective integration of field devices from any manufacturer into automation systems, allowing communication via system cables, wireless, or bus-based transmission, ensuring compatibility and security, and supporting devices not originally designed for specific wiring standards.
Implementation Method 1
at least one wireless communication interface (71) for wirelessly sending and receiving signals to and from at least one wireless transmitter and/or receiver
Data Source
Figure 1
Figure 2
AI summary
The invention relates, inter alia, to a front adapter (5) for connecting to a control device (10). The front adapter (5) has a connection device connected to a predetermined system cable (30) for connecting at least one field component (100, 110 and 120), at least one wireless communication interface (71) for wirelessly transmitting and receiving signals to or from at least one wireless transmitting and/or receiving device (185 and 195), which can be connected to a first field unit (180 and 190), and/or at least one bus-capable communication interface (70) for transmitting and receiving signals via a signal bus (200) to or from at least one bus-capable transmitting and/or receiving device (150 and 160), which can be connected to a second field unit (130 and 140), and a control and/or evaluation device (40), which is designed to control the transmitting of signals between the control device (10) and the at least one wireless transmitting and/or receiving device (185 and 195) and/or the at least one bus-capable transmitting and/or receiving device (150 and 160).