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Last modified by Edwin Chen on 2025/06/26 11:53
From version 2.1
edited by Edwin Chen
on 2022/12/17 16:43
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To version 6.1
edited by Edwin Chen
on 2022/12/17 16:54
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1 +Different methods to detect water and liquid level
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1 +Main.WebHome
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1 += Overview =
2 +
3 +This URL introduce different methods to detect the water / liquid level.
4 +
5 +
6 += Use a flow switch =
7 +
8 +== How it works ==
9 +
10 +Below is an example of flow switch. and product link:
11 +
12 +[[https:~~/~~/www.amazon.com/Float-Switch-Septic-System-Sump/dp/B0064BHEVM/ref=sr_1_5?crid=2PCMSD63FBP42&keywords=float%2Bswitch&qid=1671230997&refinements=p_72%3A1248909011&rnid=1248907011&s=hi&sprefix=float%2Bswitch%2Caps%2C155&sr=1-5&th=1 >>https://www.amazon.com/Float-Switch-Septic-System-Sump/dp/B0064BHEVM/ref=sr_1_5?crid=2PCMSD63FBP42&keywords=float%2Bswitch&qid=1671230997&refinements=p_72%3A1248909011&rnid=1248907011&s=hi&sprefix=float%2Bswitch%2Caps%2C155&sr=1-5&th=1]]
13 +
14 +[[image:image-20221217164157-1.png||height="329" width="486"]]
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16 +[[image:image-20221217164432-3.png||height="282" width="501"]][[image:image-20221217164337-2.png||height="279" width="431"]]
17 +
18 +The switch will switch on/off to show if the water / liquid has dedicate level.
19 +
20 +
21 +To use such switch with Dragino Products, use can connect it to LSN50v2 use the same way as a door switch. See reference link:
22 +
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 +
25 +
26 +== Advantage & Disadvantage ==
27 +
28 +**Advantage** : Reliable , Easy to install & Immue to different environment.
29 +
30 +**Disadvantage**: Only be able to detect one speicify level. Not able to detect full range of water.
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image-20221217164432-3.png
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1 +XWiki.Edwin
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