... processing, printing, metallurgy, pharmacy, fermentation, chemical industry, water and other solution PH value of the online detection,swimming pool.Main technical parameters ... /4.00/9.18 10.01/7.00/4.006.Temperature compensation: 0 ~ 99.9°C(PH)7.Calibration adjustable ... be set randomly,relay load 10A 220VAC11.Working conditions: environmental temperature is 0 ~ 60°C, relative humidity is 90% or ...