HI 98129

pH/ Conductivity/ TDS Tester

low range EC measurement

Product highlights:

          Waterproof and designed to float

          Cloth, renewable junction

          Close proximity temperature probe

          Automatic Temperature Compensation

          Automatic 1 or 2 point pH calibration

          Tactile grip casings

          HOLD function

          BEPS (Battery Error Prevention System)

          Battery % displayed at startup

          Automatic shut-off

          Efficient two button operation

          Temperature in ^ðC or ^ðF; Easily switch between Celsius and Fahrenheit readouts.

Specification

Range

pH

0.00 to 14.00 pH

EC

0 to 3999 µS/cm

TDS

0 to 2000 ppm

Temperature

0.0 to 60.0^ðC/ 32 to 140.0^ðF

Resolution

pH

0.01 pH

EC

1 µS/cm

TDS

1 ppm

Temperature

0.1^ðC/ 0.1^ðF

Accuracy

pH

+/-0.05 pH

EC/TDS

+/-2% F.S.

Temperature

+/-0.5^ðC/ +/-1^ðF

Temperature Compensation

pH: automatic;

EC/TDS: automatic with AY adjustable from 0.0 to 2.4%/^ðC

Calibration

pH

automatic, 1 or 2 points with 2 sets of memorized buffers

(pH 4.01/ 7.01/ 10.01 or 4.01/ 6.86/ 9.18)

EC/TDS

automatic, one point at 1413 µS/cm or 1382 mg/L (ppm)

TDS Conversion Factor

0.45 to 1.00

pH Electrode

HI 73127 (replaceable; included)

Environment

0 to 50^ðC (32 to 122^ðF); RH max 100%

Battery Type/ Life

1.5V(4)/ approximately 100 hours of continuous use,

auto-off after 8 minutes of non-use

Dimensions

163 x 40 x 26 mm (6.4 x 1.6 x 1.0”)

Weight

100 g (3.5 oz.)