pH Range

0 to 14 pH

pH Resolution

0.1 pH

pH Accuracy

±0.1 pH

pH Calibration

manual, one-point

EC Range

0.00 to 6000 µS/cm

EC Resolution

10 µS/cm

TDS Range

0 to 3000 ppm (mg/L)

TDS Resolution

10 ppm (mg/L)

EC/TDS Accuracy

±2% F.S.

TDS Conversion Factor

0.5 ppm (mg/L) = 1 µS/cm

Temperature Range

0.0 to 70.0°C

Temperature Resolution

0.1°C

Temperature Accuracy (@ 25°C/77°F)

±0.5°C

Temperature Compensation

automatic, 0 to 50°C

Temperature Coefficient

β = 2% /°C

Probe

HI1285-5 polypropylene body, pre-amplified multiparameter probe with internal temperature sensor, 8-pin DIN connector and 1m cable

Calibration

manual, one-point

Battery Type / Life

9V / approximately 150 hours of continuous use

Environment

0 to 50°C (32 to 122°F); RH max 100%

Dimensions

145 x 80 x 36 mm (5.7 x 3.1 x 1.4”)

Weight

230 g (8.1 oz.)

Ordering Information

HI9811-5 is supplied with HI1285-5 multiparameter probe, HI70007 pH 7.01 buffer solution sachet, HI70442 1500 ppm calibration solution sachet, HI70031 1413 µS/cm calibration solution sachet, HI700661 electrode cleaning solution sachets (2), 9V battery, instructions and rugged carrying case.