Import pulse from watermeter | Home Assistant | Page 1

quasi thunder Sep 22, 2025, 9:13 AM

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Hi all. I have a question regarding siemens watermeter with a pulse addon. The sensor broadcast pulses into shelly plus addon into the digital input and one pulse is 10 liter, with state off and off
Now i need to convert this messages into liters or m3
Into Daily usage. Can anyone help me regarding this
The shelly addon shows this digital input as binary_sensor.

knotty holly Sep 22, 2025, 9:41 AM

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how are you measuring the pulses?

quasi thunder Sep 22, 2025, 11:22 AM

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The watermeter sends off state when new circle starts. It goes goes 10 circles, right before it reach the 10th one circle it sends on state then it goes off again

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10 circles 10 liters

knotty holly Sep 22, 2025, 12:01 PM

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but how do you measure this? what device are you using

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this device? https://www.shelly.com/products/shelly-plus-add-on

Shelly Europe

Shelly Plus Add-on

Buy online Shelly Plus Add-On at an irresistible price ⭐ Make your home smarter with a Shelly Plus Add-On from a proven brand - Shelly

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ok so basically every time the binary sensor turns off-on-off you have measured 10 liters?

quasi thunder Sep 22, 2025, 12:19 PM

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Yes

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This is the meter

knotty holly Sep 22, 2025, 12:34 PM

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would be a lot easier to do this in esphome

#Import pulse from watermeter