Horiba K-11 LAQUAtwin Potassium Ion (K+) Meter

The correct concentrations of salt, together with nitrate, calcium, potassium and sodium ions are essential to the health of all living things. The LAQUAtwin range of compact meters provides accurate measurements of these parameters from the smallest of samples.

• Accurate reading from only a single drop, in a few seconds
• Calibrate and measure at the touch of a button – the Smiley face will tell you when the result can be read
• LAQUAtwin is fully waterproof and dustproof (IP67 rated)
• Carry case comes standard for handy portability
• Includes: Meter, electrode, 4mL 2000ppm, 4mL 150ppm and case

• Measurement Range: 4 to 9900 ppm (mg/L) (0.1 to 250 mmol/L); 2 to 5000 kg/10a (soil/ water ratio 1:5)
• Operating temperature/humidity: 5˚C to 40˚C, 85% relative humidity max. (no condensation)
• LCD: 4-digit digital LCD display
• Power: CR2032 batteries (x2)
• Waterproof Standard: IP67 (No failure when submerged in water at a depth of 1 meter for 30 minutes. The meter cannot be used underwater.)
• Auto power OFF: 30 minutes
• Battery life : More than 200 hours continuous operation
• Outer dimensions: 165mm × 29mm × 19mm (excluding projections)
• Mass: Approx. 52 g (including sensor and batteries)
• Material: ABS epoxy(main material)
• Operation buttons: 3 buttons (power, calibration, measurement)
• Measurement principle: Ion electrode method
• Minimum Sample Volume: 0.3mL (Dropwise measurement/sampling sheet)
• Accuracy: ±10% or ±10ppm whichever is larger against the standard solution. (Measurement after calibration with standard solution)

• Horiba LAQUAtwin Brochure