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Cheap solution to monitor individual circuit on the electrical panel?
Posted: Sunday 01 July 2018 20:28
by Banshee1971
Is there any solution already compatible with Domoticz to monitor individual circuit on the electrical panel?
I have Domoticz on my Synology NAS.
The only solution I found are 2 Amp clamp kit.
I want to monitor the Water tank, dryer, pool thermopump and house thermopump. And some other stuff
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Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Monday 02 July 2018 6:38
by philchillbill
Check out the i2c interface products from NCD.io (current monitors). I have a 4 channel one in my fuse box connected to a dedicated pi and it works with Domoticz. They provide a python script.
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Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Monday 02 July 2018 7:35
by freijn
Phil, its a solution but not cheap
Go for the below sensor(s) connect it to an node mcu and stuff ESPeasy on it.
Voila
Frank
https://www.aliexpress.com/item/Non-inv ... autifyAB=0
Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Monday 02 July 2018 14:43
by philchillbill
'Cheap' is of course a relative thing. The 4-channel ncd.io with i2c costs $75. Four of those chinese babies will be $16. You can't exactly buy a new car from that difference...

Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Monday 02 July 2018 20:07
by Banshee1971
The minimum solution, 6 donuts. The ideal ; 21.
Do you have any website or description on how to build a 21 donuts solution?
And instructions? Parts list,..
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Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Tuesday 03 July 2018 0:51
by Banshee1971
I found this :
https://www.hackster.io/whatnick/esp826 ... tor-b199ed
Now how we connect it to domoticz?
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Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Tuesday 03 July 2018 8:31
by philchillbill
Using the http client library in arduino for the ESP8266, post to a json url endpoint corresponding to a meter or switch. Google is your friend.
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Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Tuesday 03 July 2018 9:15
by freijn
Why messing around with libraries ?
https://www.letscontrolit.com/wiki/index.php/ESPEasy
1 stop software/image to connect to Domoticz and reliable results.
Re: Cheap solution to monitor individual circuit on the electrical panel?
Posted: Friday 06 July 2018 4:01
by Banshee1971
I found the iotaWatt project on Github. It's a 14 Chanel monitoring using mqtt.
Anyone tested that?
Sound promising.
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