pH and ORP Smart Controller Milwaukee
pH and ORP Smart Controller (Milwaukee). Monitor and control pH and ORP levels with 1 single unit! Dual set points - for pH (5.5 to 9.5) and for ORP (0 - 600 mV) - adjustable with knobs. Simply attach 2 solenoid valves or pumps to the plug sockets supplied to dose CO2 and ozone as required! Visual LED alarm.