Interchangeable Clamp Probes with Identity Indicators
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Solution Overview
Problem
Existing clamp meters are designed for specific measurement ranges and applications, requiring multiple devices for different current measurements, which increases user financial burden and leads to complex and error-prone situations due to the need for device replacements.
Innovation Solution
A clamp meter system with interchangeable clamp probes that store identity indicators and conversion functions, allowing a single main meter body to be used with multiple probes of varying measurement ranges, featuring wireless communication and adaptable connectors for flexible and scalable usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple clamp meters of different models are used to measure different current ranges, then the measurement capability is improved, but the device complexity and user burden increase
Solution Approach 1:
The main meter body is designed with a universal interface that can accept multiple types of clamp probes through standard connectors. The meter body includes a selecting unit that can identify different probe types and automatically adjust measurement parameters, allowing a single device to perform multiple measurement functions across different current ranges (4-20mA, 0-40A, 0-400A, 0-1000A, 0-2000A) without requiring separate specialized devices for each range.
2Adaptability or versatility
If multiple clamp meters of different models are used to measure different current ranges, then the measurement capability is improved, but the financial burden increases
Solution Approach 1:
The invention combines multiple measurement capabilities into a single main meter body by integrating a selecting unit that can identify and adapt to different clamp probe types. Users only need to purchase one main meter body and multiple interchangeable probes instead of buying separate clamp meters for each current range, thereby reducing the overall quantity of devices needed and the associated financial burden while maintaining full measurement capability across all ranges.
3Measurement precision
If clamp meters are replaced to measure different current ranges, then the measurement accuracy is improved, but the ease of operation deteriorates
Solution Approach 1:
The selecting unit in the main meter body automatically identifies the type of clamp probe connected and self-adjusts the measurement parameters and range settings without requiring manual intervention from the user. The system performs automatic probe identification and parameter configuration, eliminating the need for users to manually switch settings or select measurement ranges when changing probes, thereby maintaining measurement accuracy while significantly improving ease of operation.
Data Source
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AI summary
The present application relates to a clamp meter and a clamp probe that can be matched for use with the clamp meter. The clamp meter comprises a main meter body having an interfacing connector and one or more clamp probes, wherein each of the clamp probes is detachably connectable to the interfacing connector of the main meter body. Each of the clamp probes has a converting unit that converts a signal measured by the clamp probe to an output measurement signal within a predetermined measurement range of the main meter body, and each of the clamp probes has an identity indicator readable by the main meter body. As the clamp meter according to the present application can be matched with a plurality of clamp probes having different measurement ranges, a user only needs to purchase one main meter body and one or more clamp probes of different models to meet various measuring needs. This can enhance the flexibility and extendibility of the usage of a clamp meter, as well as reduce the user's financial burden.