Hi, So I've been working on a project for my fishtank. In the fishtank there is a temperature sensor and a pH sensor. These are connected to an arduino Uno WiFi board along with an RTC module, SSR and a nextion display. The following is connected to the SSR: lights, heater, pump (all for the fishta…

pH sensor measurements unstable

MisterF September 1, 2021, 9:17am 7

In the new draft I changed the 100 pF with 0.1uF and added a couple to all the boards connected. Is this what you are suggesting?

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