Top performance lighweight design slim portable ph meter with Automatic Calibration and Temperature Compensation. HI 8424 portable pH meter is one of the most popular model utilizing advanced microprocessor which is able to perform pH, ORP and temperature measurements with high accuracy and fast response. The meter has 3 standard memorized buffer values pH 4.01, 7.01 and 10.01 and automatic buffer recognition to avoid errors during calibration. Battery life is displayed on LCD and auto shut off after 20 minutes of non use.
pH: 0.00 to 14.00
mV: +/- 1999
Temperature: -20.0 to 120.0 deg. C
Accuracy: 0.01pH; +/- 1mV; 0.4 deg. C
pH calibration: Automatic 1 or 2 points with 3 memorized buffer values (pH 4.01, 7.01, 10.01)
Automatic temperature compensation(ATC)
HI 8424 is supplied with HI 1230B pH electrode, temperature probe, 9V battery and instruction manual.