HORIBA LAQUAtwin pH-11 Pocket Water Quality Meters

HORIBA

LAQUAtwin pH-11

Pocket Water Quality Meters

Specifications:

ModelpH-11pH-22pH-33Measurement PrincipleGlass Electrode

Minimum Sample Volume

0.1ml (0.05ml with Sampling Sheet B)

pH Range & Resolution 

0.0 to 14.0 pH : 0.1 pH    •  0.00 to 14.00 pH : 0.01 pH    •    •mV Range & Resolution ± 650 mV : 1mV    •    •

    •

Calibration PointsUp to 2    •  Up to 3    • Up to 5      •Accuracy  ±0.1 pH    •  ±0.01 pH    •    •Temperature Display0 to 50.0 °C

    •

Temperature Calibration5 to 40.0 ºC 

    •

Display

Custom (monochrome) digital LCD with backlight

Operating Temperature5 to 40°COperating Humidity85% or less relative humidity (no condensation)PowerCR2032 batteries (2)Battery LifeApprox. 400 hours in continuous use (without backlight)Dimensions

164 × 29 × 20mm (excluding projections)

MassApprox. 55 g (including sensor and batteries)Functions

• Auto Calibration

• Auto Buffer Recognition

• Auto Temperature Compensation

• Temperature Calibration (only for pH-33)

• Auto Stable / Auto Hold Measurement

• Auto Power Off (30mins)

• Switchable Backlight

• Low Battery Indicator

• IP67 Dust / Waterproof

• Replaceable Sensor