Comments on: Arduino AC measurements https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/ All about electronics and circuit design Sun, 26 Apr 2026 11:16:35 +0000 hourly 1 http://wordpress.org/?v=3.9.14 By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1864209 Sat, 25 Oct 2025 17:29:22 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1864209 PF = power factor = tehokerroin joka ei liity mitenkään sen kummemmin vaihekulmiin. Ja sen kuuluukin käyträytyä just noin, suurinpiirtein 1 kun kuorma on resistiivistä ja jotain selvästi alle 1 kun kuormana on kaiken mailman hakkurivirtalähteitä yms pääasiallisesti. Shellysi toimii siis juuri niinkuin pitää.

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1859910 Mon, 18 Aug 2025 09:07:56 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1859910 #347 Measuring Mains Voltage, Current, and Power for Home Automation
https://www.youtube.com/watch?v=Vb9-pbLdsfQ

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1859909 Mon, 18 Aug 2025 09:07:28 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1859909 Different Ways for Measuring Current With Arduino
https://www.youtube.com/watch?v=Q2OjWrSSvYU

Let’s try some different modules and options for measuring current using Arduino. S

00:00 Intro
01:25 Shunt Measurement
03:28 ADS1115 Read
05:23 INA219 Module
07:02 INA3221 Module
08:00 ACS712 Module
10:28 ACS758 200A Module
11:38 Non Invasive Measurement
10:49 Thank You

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1859836 Sun, 17 Aug 2025 09:21:21 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1859836 https://www.homewizard.com/fi/p1-meter/?utm_source=fb&utm_medium=cpc&utm_campaign=FI-FI%20%7C%20Advantage%2B%20Campaign&utm_content=05-24%20Review%20FI%20%E2%80%93%20V2&tmsrc=facebookad&tmcid=120201204852960590&tmsid=120201204852970590&tmid=120209129497640590&fbclid=IwQ0xDSwMOdhNleHRuA2FlbQEwAGFkaWQBqxNJARjqjgEeA2dLGcWyXwDzLIdHc5YmuwERhnsKT86ximqY34SAph2HxkCi39DVqKI2B24_aem_-djZgXaYYXa09-ouJ0Tnzg&Audience=prospecting&utm_id=120201204852960590_v2_s08_e7227_sp_101&utm_term=120201204852970590

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1859835 Sun, 17 Aug 2025 09:19:57 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1859835 Smart IoT AC Energy Meter | ESP32 + PZEM-004T Module
Link: https://youtu.be/-QspYOg5DRw?si=op-S2Np31MKSYUJz

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1847708 Tue, 04 Mar 2025 18:33:28 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1847708 http://omakotikotitalomme.blogspot.com/search?q=HAN

https://www.homewizard.com/fi/kauppa/wi-fi-p1-meter/

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1847070 Sat, 22 Feb 2025 19:37:21 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1847070 Xcrhom T4S WiFi outdoor smart socket features power meter function, Tasmota open-source firmware
https://www.cnx-software.com/2025/02/19/xcrhom-t4s-wifi-outdoor-smart-socket-features-power-meter-function-tasmota-open-source-firmware/

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1845153 Fri, 31 Jan 2025 11:08:33 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1845153 https://www.st.com/content/st_com/en/about/customer-success-stories/how-gridspertise-enables-the-smart-meter-revolution.html?ecmp=tt42488_gl_enews_jan2025&mkt_tok=ODU2LVBWUC03MTUAAAGYVMeZH3_uTFw7B2qAg52rT1otmkLD-n3ihbnIY_GWUx2bb0tSgoVe9j_Bxp9-YOgBOREc1wURKImVICl8CSnFnpVMhHQzrtqtprqi_JCwM4dxxc51

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1844621 Sat, 25 Jan 2025 16:12:14 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1844621 https://www.xda-developers.com/monitor-your-energy-usage-with-a-raspberry-pi/

]]> By: Tomi Engdahl https://www.epanorama.net/blog/2015/03/15/arduino-ac-measurements/comment-page-3/#comment-1844192 Mon, 20 Jan 2025 20:52:25 +0000 http://www.epanorama.net/newepa/?p=27957#comment-1844192 ESPHome Energy meter reading from P1/HAN port
https://community.home-assistant.io/t/esphome-energy-meter-reading-from-p1-han-port/366457

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