PH metre » History » Revision 4
Revision 3 (Frédéric Blanc, 2021-04-10 17:51) → Revision 4/19 (Frédéric Blanc, 2021-04-10 18:18)
h1. PH metre
h2. PH-4502C
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*Po* Ph analog
*To* Temp analog
*Do* Trig digital
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https://www.e-tinkers.com/2019/11/measure-ph-with-a-low-cost-arduino-ph-sensor-board/
http://agregationchimie.free.fr/phmetre_arduino.php