Multiparameter Meters

HI 2550-01 Combination pH/mv and EC/TDS/NaCl Meter   HI 2550-01 Combination pH/mv and EC/TDS/NaCl Meter

With this single bench meter you can measure pH, ORP, conductivity, TDS, NaCl percentage and temperature.

HI 2550-01 is supplied with HI 1131B pH electrode, HI 76310 conductivity probe, HI 7662 temperature probe, HI 76404 electrode holder, pH 4 and pH 7 buffer solutions, HI 7071S electrolyte solution, 12 Vdc power adapter and instructions

Range pH/ORP -2.00 to 16.00 pH; -2.000 to 16.000 pH / ±699.9 mV; ±2000 mV
Range EC 0.00 to 29.99 µS/cm; 30.0 to 299.9 µS/cm; 300 to 2999 mS/cm
3.00 to 29.99 mS/cm; 30.0 to 200.0 mS/cm; up to 500.0 mS/cm actual EC*
Range TDS 0.00 to 14.99 ppm; 15.0 to 149.9 ppm; 150 to 1499 ppm;
1.50 to 14.99 g/L; 15.0 to 100.0 g/L; up to 400.0 g/L actual TDS*
Range NaCl 0.0 to 400.0% NaCl
Range Temperature -10 to 120.0°C (pH); 0.0 to 60.0°C (EC)



HI 1131B     Refillable pH electrode with BNC connector

HI 76310     4-ring platinum sensor conductivity probe

HI 7662       Temperature probe


HI 7004       pH 4.01 buffer solution, 500 mL

HI 7007       pH 7.01 buffer solution, 500 mL

HI 7010       pH 10.01 buffer solution, 500 mL

HI 7071       Electrolyte solution, 30 mL (4)

HI 77400P   Combination pH Buffer Kit 4.01 & 7.01 pH

HI 70300L   Electrode storage solution, 500 mL

HI 7030L     12880 uS/cm calibration solution, 500 mL

HI 7031L     1413 uS/cm calibration solution, 500 mL

HI 7033L      84 uS/cm calibration solution, 500 mL

HI 7034L      80000 uS/cm calibration solution, 500 mL

HI 7035L      111800 uS/cm calibration solution, 500 mL

HI 7037L      Salinity solution, 500 mL


HI 76404      Electrode holder

HI 710005    115 Vac/12 Vdc power adapter (US)

HI 710006     230 Vac/12 Vdc power adapter (EURO)

HI 92000       Windows compatible software

HI 920010     Serial cable for PC connection


HI 4321 Research Grade Conductivity/TDS Meter   HI 4321 Conductivity Bench Meter

The HI 4321 is an EC/Resistivity/TDS/Salinity bench meter and features auto-recognition of probe type (2 or 4 ring and nominal cell constant) and has and extended range from 0.001 µS/cm to 1 S/cm. The user can choose from three different salinity scales (practical salinity, natural sea water and percent) and adjust the temperature compensation from linear to natural water.

The HI 4321-01 (115V) and HI 4321-02 (230V) are supplied with 4-ring EC probe, HI 76404N electrode holder, power adapter and instruction manual.

Range EC 0.000 to 9.999 μS/cm; 10.00 to 99.99 μS/cm; 100.0 to 999.9 μS/cm; 1.000 to 9.999 mS/cm; 10.00 to 99.99 mS/cm; 100.0 to 999.9 mS/cm; 1000 mS/cm

Range Resistivity 1.00 to 99.99 Ohm•cm; 100.0 to 999.9 Ohm•cm; 1.000 to 9.999 kOhm•cm; 10.00 to 99.99 kOhm•cm; 100.0 to 999.9 kOhm•cm; 1.00 to 9.99 MOhm•cm; 10.0 to 100.0 MOhm•cm

Range TDS 0.000 to 9.999 ppm; 10.00 to 99.99 ppm; 100.0 to 999.9 ppm; 1.000 to 9.999 ppt; 10.00 to 99.99 ppt; 100.0 to 400.0 ppt

Range Salinity Practical salinity: 0.00 to 42.00; Natural seawater: 0.00 to 80.00 ppt; Percent: 0.0 to 400.0%

Range Temperature -20.0 to 120°C; -4.0 to 248.0°F; 253.15 to 393.15K


HI 9812-5N  pH/EC/TDS/oC Portable Meter   HI 9811-5N / HI 9812-5N  pH/EC/TDS/oC Portable Meters

HI 9811-5N and HI 9812-5N are pH/EC/TDS waterproof meters designed for simplicity in taking pH, μS/cm, ppm (mg/L) and temperature measurements. both the HI 9811-5N and HI 9812-5N are ideal for hydroponics, greenhouses, farming and ground water applications . Conductivity measurements are automatically compensated for temperature changes with a built-in temperature sensor.


HI 9813-5N  pH/EC/TDS/oC Portable Meter   HI 9813-5N / HI 9813-6N  pH/EC/TDS/oC Portable Meters

 HI 9813-6N is a pH/EC/TDS meter designed for simplicity of use in taking pH, mS/cm, ppm and temperature in the °C. This multiparameter portable meter, includes all the features of the HI 9813-5N while incorporating our exclusive CAL CHECK™ feature. The CAL CHECK™ feature allows the user to easily check the probe calibration status at any time.


HI 9828 GPS Multiparameter Meter  HI 9828 GPS Multiparameter Meter

The HI 9828 multiparameter portable meter with GPS receiver monitors up to 13 different water quality parameters (6 measured, 7 calculated.)  The meter is equipped with Hanna's Fast Tracker™ - Tag Identification System which complements the GPS for ultimate tracking.  For field calibration, Hanna's Quick Calibration solution allows users to standardize pH and conductivity with one solution.

HI 9828 is supplied with HI 769828 multisensor probe (pH/ORP, EC, DO, temperature), HI 9828-25 quick calibration standard solution (500 mL), probe maintenance kit, re-chargeable C size Ni-MH batteries (4), power adapter & cable, car 12V accessory outlet adapter, HI 7698281 USB interface cable, HI 92828 Windows compatible software, and instruction manual in a rugged carrying case.


HI 9828-25       Quick calibration solution 500 mL

HI 9828-27       Quick calibration solution 1 gallon


HI 710045        Power supply cable

HI 710046        Lighter cigarette cable

HI 920005        Tag Identification System (T.I.S.)

HI 7042S         Electrolyte solution for galvanic probes 1 x 30 mL bottle

HI 7698281      USB interface cable

HI 7698282      Probe maintenance kit

HI 7698283      Calibration beaker

HI 7698284      Flow cell

HI 769828-2     DO/Temperature sensor

HI 769828-3     EC sensor

HI 769828-0     pH sensor

HI 769828-1     pH/ORP sensor


HI 991300N  Waterproof pH/EC/TDS/ Temperature Meter   HI 991300N and HI 991301N  Waterproof pH/EC/TDS/ Temperature Meters

HI 991300N and HI 991301N are supplied with pH/EC/TDS/T HI 1288 probe, with 1m (3.3') cable, batteries, rugged carrying case and instructions.


HI 991300N:

Range pH 0.00 to 14.00 pH
Range EC 0 to 3999 µS/cm
Range TDS 0 to 2000 ppm (mg/L)
Range Temperature 0.0 to 60.0°C (32.0 to 140.0°F)


HI 991301N:

Range pH 0.00 to 14.00 pH
Range EC 0.00 to 20.00 mS/cm
Range TDS 0.00 to 10.00 ppt (g/L)
Range Temperature 0.0 to 60.0°C (32.0 to 140.0°F)


 Ultrameter II 

 Myron L's Ultrameter II measures conductivity, resistivity, TDS, temperature, pH and ORP.  The meter has many uses including applications in water irrigation, laboratories, desalination and wastewater.  It meets IP67/NEMA 6 protection ratings and can be fully immersed to 3 feet of water.