Is this a forum for advice and support or trolling?
ORP sensors (by my reading) are not tricky to use.
Do you change the dose of chlorine based on that? /quote]I've not written the dosing code yet. However i would expect to make dosing decisions as the sun went down based on averaging over the day
There's no neutral form of hypochlorite.
Not true. The pKa is 7.53. But neither the acidic nor the basic form is stable in solution.
if(ORP < someThreshold) addMoreChlorine();
Also, my pool is 35,000 gallons. Your statements may be correct when talking about a glass of water.. But to alter the PH of my pool by .1 I need to add more than a KG of either acid or a base..