Heating Control Interface With Selectable Signal Thresholds
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Solution Overview
Problem
Existing heating and cooling system control devices are specific to particular systems, requiring multiple devices and updates to accommodate different manufacturers, leading to high development and installation costs and efforts.
Innovation Solution
A device with electronic control means that sets a selectable threshold value for digital input signals, allowing for universal compatibility and processing of various heating and cooling systems using a common communication interface, reducing the need for multiple control devices and components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If specific control devices are developed for each heating and cooling system manufacturer, then control precision and system compatibility are improved, but device complexity and development costs increase
Solution Approach 1:
The control device incorporates a selectable threshold value mechanism that allows it to universally interface with different digital input signal levels from various heating and cooling system manufacturers. By providing multiple threshold options (e.g., 1.3V, 1.8V, 2.5V, 3.0V), a single device can adapt to different voltage standards without requiring manufacturer-specific models, thus achieving universality while maintaining control precision.
Solution Approach 2:
The invention changes the electrical parameter (threshold value) of the control device to match different input signal characteristics from various manufacturers. This parameter adjustment allows the device to interpret digital high and low levels correctly across different systems without altering the fundamental device architecture, resolving the contradiction between compatibility and complexity.
2Adaptability or versatility
If multiple control devices are used for different heating and cooling systems, then system compatibility is improved, but production costs and installation efforts increase
Solution Approach 1:
By integrating multiple selectable threshold values into a single control device, the invention eliminates the need to produce and stock multiple manufacturer-specific devices. This universal approach reduces production costs through economies of scale while maintaining the ability to interface with different heating and cooling systems through appropriate threshold selection.
Solution Approach 2:
The invention merges the functionality of multiple manufacturer-specific control devices into a single universal device by combining multiple threshold value options within one unit. This consolidation reduces production complexity and costs while providing the same adaptability that would otherwise require multiple separate devices.
3Adaptability or versatility
If multiple control devices are used for different heating and cooling systems, then system compatibility is improved, but installation complexity and time increase
Solution Approach 1:
The universal control device with selectable thresholds allows installers to work with a single device type across different heating and cooling systems, eliminating the need to identify and install different device models for different manufacturers. This reduces installation time and complexity while maintaining full system compatibility.
Solution Approach 2:
The control device enables installers to independently adapt to different systems by selecting the appropriate threshold value without requiring specialized training or knowledge of manufacturer-specific requirements. This self-service capability reduces installation time and simplifies the installation process across different system types.
Data Source
AI summary
The invention relates to a device for controlling a heating and/or cooling system, having a communications interface to be connected to a heating and/or cooling system and having electronic control means to output control values via the communications interface to the heating and/or cooling system and to process input signals which are received on the communications interface from the heating and/or cooling system. The device is characterized in that, in order to read input signals from various heating and/or cooling systems, the electronic control means are equipped to define a threshold value selectably in order to distinguish between a high and low level of the digital input signal, and to compare the digital input signal with the selected threshold value. The invention further relates to a corresponding method for controlling a heating and/or cooling system.