Apex won't calibrate on 3 new Ph probes Reef Central Online Community
Apex won't calibrate on 3 new Ph probes Reef Central Online Community . Your apex will begin to automatically calibrate your ph probe. The feature set within fusion is different depending on the model. How To Calibrate pH Probe Neptune Apex Controller YouTube from www.youtube.com So i ordered two new lab grade probes.i just tried calibration both new probes on both ports (at different times obviously and yes orp was off) and calibration failed each and. Posted by danmgray on 10/06/2012 12:48 pm. Your apex will begin to automatically calibrate your ph probe.