PH meter, acid-base detector, is an instrument that uses a pH indicator electrode to measure the pH value of a solution using a potential method. The measurement range is pH 0-14

measure :  PH/ORP

range :  0~14PH       -1000~+1000 mV

accuracy :  PH±0.02PH      ORP±1mV

Output: 2pcs relays

With: RS485

size:  96mmx96mmx112mm