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Last modified by Edwin Chen on 2025/06/26 11:53
From version 5.1
edited by Edwin Chen
on 2022/12/17 16:54
Change comment: There is no comment for this version
To version 9.1
edited by Edwin Chen
on 2022/12/17 17:07
Change comment: Uploaded new attachment "image-20221217170756-1.png", version {1}

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1 -~= Overview =
1 +**~ Table of Contents：**
2 2  
3 +{{toc/}}
4 +
5 += Overview =
6 +
3 3  This URL introduce different methods to detect the water / liquid level.
4 4  
5 5  
6 -~= Use a flow switch =
10 += Flow switch =
7 7  
8 -~==How it works==
12 +== How it works ==
9 9  
10 10  Below is an example of flow switch. and product link:
11 11  
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23 23  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.5DigitalInterrupt >>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.5DigitalInterrupt]]
24 24  
25 25  
26 -~==Advantage & Disadvantage==
30 +== Advantage & Disadvantage ==
27 27  
28 28  **Advantage** : Reliable , Easy to install & Immue to different environment.
29 29  
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31 31  
32 32  
33 33  
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34 34  
image-20221217170756-1.png
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1 +XWiki.Edwin
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