View Full Version : ph probe

09/09/2008, 03:11 PM
is there an issue with ph probes mine is less than 8 months old and as I went to recallibrate it as it was way off it said defective probe restoring

09/10/2008, 12:30 PM
It could be that the probe really is broken, or that the calibration just didn't work for one reason or another. Send an email to [email protected], with the values displayed at the bottom of the screen in each of the calibration solutions.