HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof

HI 98130 simultaneously measures pH, conductivity, TDS and temperature. It is easy to use, fast and accurate, and is therefore ideally suited for routine measurements. With replaceable pH electrode.

• Dual display of pH or conductivity / TDS and temperature
• Easily replaceable pH electrode
• Rugged graphite conductivity probe
• Automatic calibration and temperature compensation
• Selectable TDS factor and temperature coefficient
• Stability indicator of safe values
• HOLD function to freeze a reading in the display
• Battery charge indicator and automatic shut-off

Ordering Information : incl tester pH electrode, electrode replacement tool and batteries.

  Manual: Download

Specification :

Range pH 0.00 to 14.00 pH 
Range EC 0 to 20 mS/cm 
Range TDS 0 to 10.00 g/L
Range Temperature 0.0 to 60.0°C 
Resolution pH 0.01 
Resolution EC 0.01 mS/cm 
Resolution TDS 0.01 g/L
Resolution Temperature 0.1°C 
Accuracy pH ±0.05 pH
Accuracy EC/TDS ±2% of Measurement Range
Accuracy Temmperature ±0.5°C
PH Calibration Automatic, 2-point, stored with 2 buffers
Calibration EC / TDS automatic, 1 point (12.88 mS / cm or 6.44 ppt)
Temperature Compensation pH: automatic; EC / TDS: automatic with β selectable from 0.0 to 2.4% / ° C
Selectable TDS factor from 0.45 to 1.00
HI 73127 pH electrode (included)
Power supply 4 x 1.5V / approx 100 hours
Automatic shut-off after 8 min measurement interval
Dimensions 163 x 40 x 26 mm Weight 85 g