Self-Configuring Two-Pole Input for Multi-Signal Detection
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Solution Overview
Problem
The configuration of two-pole electrical inputs in field devices is complex, prone to errors, and requires manual adjustment, which complicates installation, maintenance, and operation, especially in intelligent and networked systems like those in Industry 4.0 environments.
Innovation Solution
A procedure where the two-pole electrical input automatically identifies the source of input signals (voltage, current, or resistance) using measurement equipment and adjusts itself to process these signals without manual configuration, employing algorithms to distinguish between different types of input signals and adapt accordingly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual configuration is used to adapt two-pole inputs to different signal types, then the input can be configured to process various signals (current, voltage, resistance, binary contacts), but the configuration process becomes time-consuming, error-prone, and complex
Solution Approach 1:
The two-pole input automatically detects the signal type (current, voltage, resistance, binary contact) by measuring electrical properties and configures itself without manual intervention. The control device performs measurements, evaluates results, and adapts the input configuration autonomously, eliminating manual configuration steps while maintaining full signal type adaptability
Solution Approach 2:
The system changes measurement parameters (measuring different electrical properties like voltage, current, resistance) to identify the signal type. By varying measurement conditions and evaluating results, the system automatically determines the correct configuration without manual input
2Reliability
If manual configuration steps are required to set the appropriate function for each input signal, then the input can be properly adapted to the signal source, but installation and commissioning time increases significantly
Solution Approach 1:
The system performs preliminary measurements of electrical properties (voltage, current, resistance) to pre-determine the signal type before actual signal processing begins. This preliminary detection enables automatic configuration, eliminating the need for time-consuming manual setup while ensuring accurate signal adaptation
Solution Approach 2:
The control device continuously monitors electrical properties and uses feedback from measurement results to automatically adjust the input configuration. The system evaluates measurement outcomes and adapts settings in real-time, ensuring reliable signal processing without manual intervention
3Reliability
If multiple specialized inputs are used for different signal types, then each signal can be processed with dedicated hardware, but the number of inputs and system complexity increases
Solution Approach 1:
A single two-pole input is designed to handle multiple signal types (current, voltage, resistance, binary contacts) by automatically detecting the signal type through electrical property measurements and configuring itself accordingly. This universal approach replaces multiple specialized inputs while maintaining reliable processing of all signal types through adaptive measurement and evaluation
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
This approach simplifies and secures the configuration of field devices by eliminating the need for manual adjustments, reducing errors, and enhancing the reliability of signal processing, thereby improving installation, maintenance, and operation of field devices and systems.
Implementation Method 1
The controller (140) ascertains whether the input signal (In) originates from an electrical voltage source, an electrical current source, an electrical resistance, or an electrical switch, by means of at least one measurement (320, 420, 520, 610, 616, 630, 636) performed by the controller (140) using means for measuring an electrical voltage and/or an electrical current and/or an electrical resistance
Data Source
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AI summary
Method for configuring a two-pole electrical input (100) equipped with means for measuring electrical voltage, electrical current, and/or electrical resistance, and with a controller (140). After an electrical input signal (In) is applied to the two-pole electrical input (100), the controller (140) determines, by means of at least one measurement, whether the input signal (In) originates from an electrical voltage source, an electrical current source, an electrical resistance, or an electrical switch, and then adapts the input (100) to the determined source of the input signal (In). The input signal (In) is thus uniquely identified. The input (100) is therefore able to adapt itself to input signals (In) and to recognize connected devices. This makes the configuration of two-pole inputs (100) both simpler and safer.The same applies to the installation, maintenance and operation of (field) equipment and systems.