Changes for page Different methods to detect water and liquid level
Last modified by Xiaoling on 2022/12/29 17:35
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... ... @@ -5,6 +5,8 @@ 5 5 6 6 ~= Use a flow switch = 7 7 8 +~==How it works== 9 + 8 8 Below is an example of flow switch. and product link: 9 9 10 10 [[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]] ... ... @@ -11,7 +11,22 @@ 11 11 12 12 [[image:image-20221217164157-1.png||height="329" width="486"]] 13 13 14 -[[image:image-20221217164432-3.png||height="282" width="501"]][[image:image-20221217164337-2.png||height=" 327" width="505"]]16 +[[image:image-20221217164432-3.png||height="282" width="501"]][[image:image-20221217164337-2.png||height="279" width="431"]] 15 15 18 +The switch will switch on/off to show if the water / liquid has dedicate level. 16 16 17 -Such switch has NC and NO which will action when 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. 31 + 32 + 33 + 34 +