It's thanks to the invaluable feedback from our loyal customers that most of our products have been designed. However, some products don't exactly match your specific needs. That's why our international network can redesign an existing product or develop a new one, so that our next product is exactly what you need for your application.

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HI 9147-04 et HI 9147-15
Oxy-Check Dissolved Oxygen analyser
Developed especially for the aquaculture market. This meter is waterproof and includes a galvanic probe with 4 or 15 m cable (according to the model). Features Automatic Temperature Compensation, rechargeable battery, backlit display plus salinity and altitude manual compensation. Includes: probe, cable, spare membranes, solutions, shockproof rubber boot and battery.
HI 99104
Pocket-size pH Meter with Professional Electrode

With HI 99104 pH measurement is simplified for everyone. This simple pocket-size meter features professional characteristics as 0.01 pH resolution, 2-point calibration and a replaceable electrode, making it a very practical and easy-to-use instrument.
HI 4211 and HI 4212
Bench pH Meters with 5.9” Graphical Display

HI 4211 (1 channel) and HI 4212 (2 channels) are two new bench meters featuring a graphical display and measuring pH/mV/selective ions/T°. Inputs for electrodes and T° probes. The backlit display can graphically display real-time changes of pH/T°/specific ion concentration or ORP, and also electrode condition and last calibration data.
HI 255
Combined Meter, pH/mV and EC/TDS/NaCl/T°

The temperature compensation for conductivity readings can be set manually, automatically or disabled; the compensation coefficient is user-selectable. The instrument also offers GLP functions and a calibration time-out alarm. HI 255 can store up to 200 samples, and data can be downloaded to a PC.
pH 20 and pH 21
Bench pH Meters, Basic Models

New bench meters for pH and pH/mV measurements.
pH 20 and pH 21 are simple and accurate instruments, designed for classroom use to introduce students to laboratory equipment and pH measurement.
HI 9026
A New Dimension in pH Measurement

Precise portable pH meter for harshest industrial environments. Self-diagnostic functions for checking the electrode performance and the calibration time-out. Automatic pH calibration performed by 7 memorized values, plus 2 selectable buffers. Messages and symbols on the LCD guide the user through each operation. Can also measure T° and ORP with optional electrode.
HI 99300 and HI 99301
Advanced Conductivity Meters

Advanced, water resistant EC meters, which display EC and TDS readings, and continuously the sample T°. The large dual-level LCD displays messages and symbols to give information about the operating status and to guide the user through all procedures. Compensation Automatic Temperature with a user-selectable coefficient. Selectable EC/TDS conversion factor.
HI 9811, HI 9812, HI 9813
A New Family of Portable Meters

The HI 9811, HI 9812 and HI 9813 line of instruments now has a new design and new models, to offer to our customers a wider choice of products. The instruments have been housed in a rugged and compact casing, the "-5" models can also measure temperature, while HI 9813-6 is the most complete instrument of this series, featuring the exclusive Clean & Cal system.
HI 96711
Sample Identification

HI 96711 is a portable photometer with validation for field measurement of free and total chlorine. Simple data logging and processing become error-free operations. The
i-Button© associates a time and location label to each record. The data downloaded on the PC can be very easily organized by time or sample ID.
HI 9564 and HI 9565
Portable Thermo-hygrometers with Resistive RH Sensor

HI 9564 and HI 9565 are two new portable thermo-hygrometers that allow fast and reliable measurements even in humid and dark working environments. Thanks to its internal microchip, the supplied RH probe (HI 70602) can store the calibration data and transfer it to a new meter without requiring recalibration.
HI 93531R, HI 93532R, HI 93551R, HI 93552R
Thermometers with RS232 for PC Connection

HI 93531R, HI 93532R, HI 93551R and HI 93552R are rugged and waterproof portable thermometers provided with RS232 port for data transfer (once every second) to devices, such as PC or printer with RS232 input.
HI 98811
Sample Identification

The sample identification system using i-Button© technology eliminates any manual sample identification of corresponding readings. Each reading is uniquely identified by a label including measurement date and time, and sample ID number. Additional features, such as a built-in printer, data transmission system to a PC through an infrared interface, GLP function and LCD with backlight complete this advanced thermometer.
HI 504: a New Family
A Breakthrough in Industrial Process Control

The family includes a complete series of pH/ORP controllers with innovative functions, such as the sensor check system or programmable cleaning cycles; equipment for control from a remote location through standard (HI 504902) or GSM (HI 504900) modem; GSM interface (HI 504901) for managing RS485 networks; digital transmitter (HI 504910) and portable calibrator (HI 504920) which allows pH calibration of the transmitter without removing the electrode from its installation.
HI 222
A Complete Kit for Wine pH Analysis

New kit for wine making applications, including a professional pH meter (with 2-point calibration at pH 3 and 7), a specific pH electrode for wine and must analysis, a bench electrode holder and all necessary calibration and cleaning solutions. Supplied electrode designed with the exclusive HANNA instruments® CPSTM (Clogging Prevention System), which allows correct liquid flow and prevents deposits and clogging.
HI 93124
Beer Haze Meter

To assure a consistent product quality, a brewmaster must determine beer clarity with a control more precise than visual inspection. HANNA instruments® has developed the
HI 93124 beer haze meter to satisfy this request. Readings are displayed directly in EBC units and the instrument can store up to 199 sample measurements.
HI 97500
Environmental Light Meter

Portable meter for fast and easy measurement of light intensity. It has been specially designed for greenhouses, to determine the correct luminosity accordingly to specific horticulture and floriculture needs. Accurate sensor with coaxial cable enabling location in the most suitable area. Includes correction system of oblique light beams. RANGE button to select the measuring range that best fits the environmental condition.
HI 98120 and HI 98121
New Testers for ORP Measurement

These two new models allow fast and highly accurate measurements of ORP/T° and pH/ORP/T°. They feature a water-resistant, floating body and large dual level LCD. The replaceable electrode is provided with a renewable fiber junction.
HI 120, HI 121, HI 122, HI 123
A Breakthrough in pH Measurement

Calibration at 2, 3 and 5 points using memorized buffers or two custom values. HI 122 and HI 123 feature the Cal-Check system which ensures correct calibration and top performance. New advanced functions for R&D labs with extremely versatile equipment: GLP, data logging, serial port for PC connection, built-in printer (HI 121 and HI 123) and programmable operations.
HI 221 and HI 223
New and Accurate pH Meters with Calibration-Check

Unique Calibration-Check system for real-time monitoring of the calibration. pH electrode and the buffer solution are constantly under control: the LCD displays clear messages and symbols that help the user through the calibration procedure and will advise the user if the electrode needs to be cleaned or replaced, and even if the calibration buffer is contaminated.
HI 98160
Waterproof pH Meter with Automatic Hold

Advanced pH meter with new "Auto Endpoint" mode, which can automatically freeze stable readings on the LCD. This function can be easily enabled or disabled through the keyboard. Moreover, the instrument can be used in high humidity conditions and dusty environments: the waterproof body and the protective sleeve for the pH electrode connector ensure the highest level of protection.
HI 83140
Clean & Cal

New portable pH meter provided with Clean & Cal system. This system is a simple, fast and economic method for maintaining proper equipment function and consistent results. You only need to immerse the electrode in the Check solution provided and press a button. The LED lights will immediately indicate if the electrode is dirty, needs calibration or has to be replaced.
HI 2300
Lab Conductivity Meter with GLP

Simple, versatile and accurate lab meter, which T° compensation. HI 2300 automatically sets from 5 ranges (0 to 200 mS/cm) which best fits the sample and measures the TDS value with an selectable conversion factor. Automatic calibration with 6 memorized values. HI 2300 can be connected to a PC through the serial port.
HI 901 and HI 902
Automatic Titration Systems for routine analysis

Each system combines 10 pre-programmed titration methods with 12 user-programmable ones for any application. The unique Clip-lockTM system allows simple and fast burette substitution, in just 2 seconds. Titration curves can be followed in real-time on the large display, and all data can be stored and easily transferred to the PC using a floppy disk or through the serial port.
HI 2400
Simple and Accurate Measurement of DO

For all lab applications requiring high precision measurements. The meter is versatile, highly accurate, quick and easy to operate. HI 2400 can provide DO measurements both in ppm (mg/L) or % of oxygen; it is equipped to compensate for temperature variations, altitude and salinity factors. Can store up to 8000 data at selectable time interval, and can be connected to a PC.
HI 142 and HI 504903
A Complete System for Temperature Control

Designed for supermarkets and stores. Monitors continuously and simultaneously the temperature of 31 different locations. The network can be completely managed through the HI 504903 GSM interface, which allows users to receive SMS when an alarm occurs or upon request. The user can interact with the instruments from a PC using the HI 92140 software.
New Mini Controllers
More Complete, More Versatile

New functions: larger LCD for easy reading, dosing output with a manual mode option for easier maintenance, overdosing signal and multi-color LED to indicate the operating status of the controller. BL 931700 and BL 932700 models are also provided with a 4-20 mA analog output and a relay contact for remote disabling of dosage.
HI 23 and HI 24
New Wall-mounted Conductivity Controllers

Microprocessor-based wall-mounted controllers. These meters provide EC and TDS regulation, can drive pumps and electrovalves, can be connected to a PLC or to a RS485 network, and allow remote control through the HI 504901 GSM interface.


HI 99163, HI 99171, HI 99181
Specific pH Meters for Specific Applications

New pH meters equipped with specific electrodes for specific applications. HI 99163 electrode for meat features a non-toxic body material with thread for a stainless steel blade for easy measurements in semi-frozen samples.
HI 99171 leather and paper flat tip electrode and sample preparation solution, allows direct measurements on surfaces. HI 99181 flat tip electrode has been designed for skin pH measurement.
HI 83216 and HI 83226
Complete Water Control for Swimming Pools

Portable water quality analysis laboratories, that allow determination of all relevant parameters for water control in swimming pools: free and total chlorine, pH, cyanuric acid, alkalinity, hardness, bromine, iron, copper and ozone. The instruments are supplied with practical sachets of powder reagents and a hard carrying case for field applications.
HI 83221
Honey Color Analyzer

HI 83221 is a complete and ready-to-use kit for honey color analysis. The kit includes a professional photometer with direct reading in mm Pfund unit, 5 plastic cuvets and analytical grade glycerol for accurate calibration. HI 83221 provides a fast and easy way to get clear results, no longer linked to subjective visual evaluations. Moreover, the simplicity of use allows lab as well as field operation.

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