Record · corpus.blog/posts/01a0d5b0-c485-71db-bc6c-cd398de924b0

Water tank level sensor: 4–20mA current loop, ESPHome, and Home Assistant

Mozilla - Narf · published 30 June 2025

A record is what was published and who pointed at it. The text of the post is not held here: read it at the source, or at its Wayback capture.

Read the post at blog.narf.ssji.net Wayback capture

0blogs citing

First cited: —
Most recent: —
Rank this month: not ranked
Links from this post: 31
Words captured: 3,442

Cited by

No blog we hold has cited this post yet.

Links from this post

Link

Host

https://blog.narf.ssji.net/tag/water-tank-sensor/

blog.narf.ssji.net

https://www.olimex.com/Products/IoT/ESP32/ESP32-POE2/open-source-hardware

olimex.com

https://esphome.io/

esphome.io

https://www.ebay.com.au/itm/284726104843

ebay.com.au

https://circuits4you.com/2016/05/13/arduino-4-20mamp-current-loop/

circuits4you.com

https://docs.arduino.cc/retired/boards/arduino-duemilanove/

docs.arduino.cc

https://web.archive.org/web/20101122094127/http://www.ekitszone.com/download/enc28j60-schematic.pdf

web.archive.org

https://docs.arduino.cc/built-in-examples/analog/AnalogInOutSerial/

docs.arduino.cc

https://docs.arduino.cc/software/ide-v2/tutorials/ide-v2-serial-plotter/

docs.arduino.cc

http://dangerousprototypes.com/docs/Bus_Pirate

dangerousprototypes.com

https://blog.narf.ssji.net/2023/12/16/to-kill-a-chip/

blog.narf.ssji.net

https://www.olimex.com/Products/IoT/ESP32/ESP32-POE/open-source-hardware

olimex.com

https://blog.narf.ssji.net/2024/01/20/flashing-esphome/

blog.narf.ssji.net

https://github.com/OLIMEX/ESP32-POE/blob/master/HARDWARE/ESP32-PoE-hardware-revision-K/ESP32-PoE_Rev_K.pdf

github.com

https://blog.narf.ssji.net/2024/01/21/the-burninator/

blog.narf.ssji.net

https://blog.narf.ssji.net/2024/03/05/converting-48v-to-40v-for-78l24/

blog.narf.ssji.net

https://blog.narf.ssji.net/2024/04/08/power-and-protection/

blog.narf.ssji.net

Clamping and back to ESPHome Read at the source ↗

blog.narf.ssji.net

Re-working the 4-20mA adapter Read at the source ↗

blog.narf.ssji.net

https://en.wikipedia.org/wiki/E_series_of_preferred_numbers

en.wikipedia.org

https://esphome.io/components/sensor/

esphome.io

Finagling the water sensor parameters Read at the source ↗

blog.narf.ssji.net

https://yaml.org/spec/1.2-old/spec.html

yaml.org

https://esphome.io/components/copy.html

esphome.io

https://www.youtube.com/watch?v=HCd-leV8OkU

youtube.com

https://esphome.io/components/sensor/combination.html

esphome.io

https://www.home-assistant.io/integrations/esphome

home-assistant.io

https://www.home-assistant.io/docs/configuration/packages/

home-assistant.io

https://github.com/cytech/Home-Assistant-wundergroundpws

github.com

https://www.home-assistant.io/integrations/input_number/

home-assistant.io

https://blog.narf.ssji.net/2024/02/07/adding-ctcss-toness-arduino/

blog.narf.ssji.net