Converter Display Feedback for Readable Address Setting
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Solution Overview
Problem
Industrial systems face faults due to inadequate display of operating status and address information, leading to reduced readability and increased error rates.
Innovation Solution
A converter with an address code switch and a display that shows the switch position for a predefined period, allowing the use of a larger display for address input and operating information, providing optical feedback and redundant information display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If direct labeling of the address code switch at small type size is used, then the device complexity is reduced, but the readability is insufficient leading to increased fault rates
Solution Approach 1:
The patent uses a display to show a copy of the address value that is being set on the address code switch. This allows the address information to be displayed in large, readable characters on the display rather than relying on small labels on the switch itself, thereby improving readability without adding complex labeling systems.
Solution Approach 2:
The display acts as an intermediary between the address code switch and the operator. Instead of directly reading small labels on the switch, the operator interacts with the switch while the display provides a magnified, clear representation of the address value, reducing misreading errors.
2Ease of operation
If the display is used for displaying operating status information, then the operating information is readily available, but the address input readability is reduced
Solution Approach 1:
The display dynamically switches between showing operating status information and showing the address value being set. When an address change is detected, the display temporarily shows the address value with high visibility, and after a predefined period, returns to showing operating status information. This dynamic behavior allows both functions to be served by the same display.
Solution Approach 2:
The display periodically alternates between displaying address information and operating status information. The address value is displayed for a predefined period after detection of an address change, creating a periodic display pattern that ensures address readability while maintaining overall system information display capabilities.
3Device complexity
If the address value is displayed only during address setting, then the display resources are optimized, but the operator feedback is insufficient
Solution Approach 1:
The display provides visual feedback to the operator by showing the address value that is being set on the address code switch. This feedback mechanism allows the operator to verify that the correct address value is being entered, reducing input errors and improving operational reliability.
Data Source
AI summary
In the use of a display of a converter, method for operating a converter, and converter, the converter having an address code switch, in particular on its housing, and in an actuation of the address code switch and during a subsequent, predefined period of time, a respective value corresponding to the respective switch position of the address code switch is displayed by the display. Operating information of the converter is displayed in all other cases.