ph probe

  1. R

    Deleted pH input still sends out-of range notifications.

    Hello all- I recently added a second pH probe input, "pH" to my X4 system on probe port 2. I calibrated that probe and all seemed to be OK. I deleted my original pH probe input, "sump_pH" that was on probe port 1. After deleting the "sump_pH" input, I started to receive the following...
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