Range – pH

-2.00 to 16.00 pH

Range – mV

±699.9 mV; ±1999 mV

Range – Temperature

-20.0 to 120.0°C / -4.0 to 248.0°F

Resolution – pH

0.01 pH

Resolution – mV

0.1 mV; 1 mV

Resolution – temperature

0.1°C / 0.1°F

Accuracy – pH

±0.01 pH

Accuracy – mV

±0.2 mV; ±1 mV

Accuracy – Temperature

±0.4°C / ±0.8°F

pH Calibration

automatic, 1 or 2 point with 3 memorized buffer values (4.01, 7.01, 10.01)

pH Calibration – Offset Calibration

±1 pH

pH Calibration – Slope Calibration

75 to 110%

Input Impedance

10¹² Ohm

Temperature Compensation

Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe

pH Electrode

HI 1230B, double junction, gel filled
PEI (PolyEther-Imide) body, BNC connector, 1 m (3.3′) cable (included)

Temperature Probe

HI-7662 with 1 m (3.3′) cable (included)

Battery Type / Life

1 x 9V / approx. 150 hours of continuous use;
auto-off after 20 minutes of non-use or disabled (user-selectable)

Environment

0 to 50°C (32 to 122°F); RH max 100%

Dimensions

164 x 76 x 45 mm (6.5 x 3.0 x 1.8″)

Weight

180 g (6.3 oz.)