Water Analysis Meters & Electrodes

Simple-to-Use Benchtop Meter Designed to Easily Measure Conductivity, TDS and Salinity

Designed with a large LCD Display and six instructional menu buttons, the AB23 series bench meter is simple and straightforward. A 99-item memory for measurements ensures efficient data collection. A stand-alone holder with a small base provides the user greater flexibility when running experiments, and makes the AB23 bench meter a perfect space saving meter for your lab.

Features:

• With six instructional menu buttons and auto temperature compensation, the AB23EC is an easy and straightforward meter for measurement.
• A large 5-inch backlit LCD display with complete measurement information simplifies operation and allows you to monitor the results from a distance.
• Featuring a compact stand-alone electrode holder, the AB23EC increases the flexibility of the experiment and fits ideally in any lab.

Simple to Use Benchtop Meter for Easily Measuring pH and ORP

Designed with a large LCD Display and six instructional menu buttons, AB23PH is a simple and straightforward pH meter. Auto buffer recognition and 3-point calibration capability ensures a reliable calibration result. Stand-alone holder increases the flexibility for routine experiments, and makes AB23PH a perfect space saving bench meter for your lab. A 99-item memory for pH measurements ensures efficient data documentation.

Features:

• With an intuitive design and auto buffer recognition, AB23PH is an easy and straightforward meter for pH measurement.
• Large bright LCD display with complete measurement information simplifies operation and allows you to monitor the results from a distance.
• Featuring a compact stand-alone electrode holder, AB23PH increases the flexibility of experiments and fits ideally in any lab.

Highly Reliable Conductivity/TDS/Salinity/Resistivity Benchtop Meter for Standard Laboratory Applications

"The next step in the evolution of OHAUS’ original Starter Series, the all-new AQUASEARCHER™ AB33EC bench meter is designed with reliable measurement and user-interface in mind. The i-Steward ensures repeatable and consistent measurement accuracy for optimal peace of mind. The 6.5 inch LCD display and touch keypad makes changing the parameters, executing setup, and performing calibration as simple as using a smartphone."

Features:

• Selectable reading reference temperatures of 20 or 25 ºC with linear curve options and automatic temperature compensation ensures accurate results.
• Features such as auto-stop, auto temperature compensation, adjustable TDS factor, 2- or 4-cell conductivity probe compatibility make AB33EC well suited for universal laboratory applications.
• A 1000-item memory for conductivity measurements and calibration trail allows for efficient data documentation. Standard RS232 and USB interface allows connection to external devices.

Easy-to-Use and Accurate Multi-Parameter Benchtop Meter

The next step in the evolution of OHAUS’ original Starter Series, the all-new AQUASEARCHER™ AB33M1 multi-parameter bench meter is designed with reliable measurement and user-interface in mind. The i-Steward ensures repeatable and consistent measurement accuracy for optimal peace of mind. The 6.5 inch LCD display and touch keypad makes changing the parameters, executing setup, and performing calibration as simple as using a smartphone.

Features:

• Capable of measuring up to 7 parameters including pH, ORP, conductivity, TDS, salinity, resistivity and temperature, the AB33M1 utilizes 2 independent measuring channels which can work simultaneously.
• With multifunctional touch keypads, AB33M1 makes measurement simple and fast. The intelligent i-Steward monitors the condition of electrodes, ensuring the accuracy of the results.
• A 1000-item memory for measurement and calibration allows for efficient data documentation. Records are kept with date/time for traceability. RS232 and USB enable connection to external devices.

Highly Reliable and User-Friendly pH Benchtop Meter for Standard Laboratory Applications

The next step in the evolution of OHAUS’ original Starter Series, the all-new AQUASEARCHER™ AB33PH bench meter is designed to be reliable, efficient, and user-friendly. The i-Steward ensures repeatable and consistent measurement accuracy for optimal peace of mind. The large LCD display and touch keypad makes changing the parameters, executing setup, and performing calibration as simple as using a smartphone.

Features:

• With multifunctional touch keypads, AB33PH makes measurement simple and fast within 3 steps. The intelligent i-Steward monitors the condition of electrodes, ensuring the accuracy of the results.
• Auto endpoint mode and auto buffer recognition makes calibration easy. A 1000-item memory for pH measurements and calibration trail makes for efficient data documentation.
• A user-friendly bench meter with an innovative design, including 6.5 in. large LCD display & adjustable stand-alone electrode holder. Multiple connectivity capabilities include RS232 & USB interface.

An Advanced, Research-Grade Benchtop pH Meter Offering Accurate, Repeatable Results

The OHAUS AQUASEARCHER™ AB41PH bench meter is designed with reliable measurement and precise performance in mind. The i-Steward ensures repeatable and consistent measurement accuracy for optimal peace of mind. The large LCD display and touch keypad makes changing the parameters, executing setup, and performing calibration as simple as using a smartphone.

Features:

• With selectable resolution from 0.1 to 0.001 and an intelligent i-Steward system, AB41PH is an excellent pH bench meter with high resolution and consistent accuracy.
• Equipped with a 6.5-inch large LCD display and a touch keypad, AB41PH offers a simple and precise control experience.
• The AB41PH features a 1000-item memory and password management for GLP documentation. Provides connectivity and data output capabilities with RS232 and USB interface.

Starter pen meters are the choice for basic testing needs of the total ionic concentration within a solution. With six models that can measure within three different conductivity ranges, there is a Starter conductivity meter for every application that requires portable operation and quick results.

The perfect DO Meter for every application that requires portable operation and quick results. With IP67 waterproof design and automatic shutdown feature that preserves battery life, the Starter DO Meters can endure consistent use in rugged environments.

ST10R and ST20R can bring measurement of ORP to virtually anywhere your need for the measurement of the availability of electrons in a liquid lies. Both models provide almost instantaneous results and the ST20R offers the ability to freeze the reading right on the display to provide additional time for data logging.

Two models with varying resolution and accuracy, ST10 and ST20 offer a convenient way to measure pH, or the relative acidity or alkalinity of a sample at a given temperature. The pH pen meters can be completely operated with just one hand, freeing up your other hand to handle samples.

Starter pen meters combine all of the most useful features for measuring salinity, or the dissolved salt content in a liquid medium. With the combination of quality construction and sturdy design, Starter pen meters will provide durable operation in even tougher environments.

Reliable Benchtop pH Meter for Basic Laboratory Applications

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of benchtop pH meters. Starter 2100 is the economical choice for applications requiring simple pH measurement.

Features:

• With the attached quick guide, five clearly marked keys and user friendly software, novices can operate the meter with minimal training.
• The built-in electrode holder provides straightforward and convenient all-in-one operation, while the large LCD display screen clearly displays results.
• Accurate results are ensured by key features like auto buffer recognition, electrode condition indicator, automatic temperature compensation and reference input.

Affordable Benchtop pH Meter for Basic Laboratory Applications

Designed with a clear, user-friendly interface and the ability to store up to 99 items in its internal memory, the Starter™ 2200 pH bench meter is a reliable and efficient addition to basic laboratories or science classrooms. An affordable, intuitive pH measurement instrument, the StarterTM 2200 pH bench meter also features auto-buffer recognition & auto-endpoint modes that make measurement and calibration simple, straightforward and efficient.

Features:

• ST2200 is a user-friendly bench meter that clearly displays critical information - with five distinctly marked keys which allow users to operate the instrument with minimal training.
• Auto buffer recognition and auto-endpoint mode make calibration and measurement simple and ideal for routine pH measurement.
• The built-in electrode holder provides straightforward and convenient all-in-one operation, while the attached quick guide clearly explains the operating steps.

Convenient Portable pH Meter for Wherever Your Work Takes You

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of a portable pH meter. This portable meter offers convenience, reliability and durability in one compact design.

Features:

• Auto buffer recognition with four different buffer groups makes it easy to avoid errors during the calibration process.
• Easy-to-use and accurate with a simple calibration process, automatic temperature compensation and fast results. Ideal for secure field use with a meter stand, wrist strap and durable IP54 housing.
• The 30-measurement library stores data for future reference and allows the user to easily recall the last calibration data with one quick touch.

Convenient Portable Conductivity Meter for Wherever Your Work Takes You

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a the form of a portable conductivity meter that can also test for TDS. This portable meter offers convenience, reliability and durability in one compact design.

Features:

• Four-pole linear electrode with temperature sensor safeguards the unit from polarization and pollution effects to ensure accurate readings.
• Easy-to-use and accurate with a simple calibration process, automatic temperature compensation and fast results.
• The 30-measurement library stores data for future reference and allows the user to easily recall the last calibration data with one quick touch.

Convenient Portable Dissolved Oxygen (DO) Meter for Wherever Your Work Takes You

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of a portable dissolved oxygen (DO) meter. This portable meter offers convenience, reliability and durability in one compact design.

Features:

• The galvanic electrode can be used immediately after being powered on without the typical wait time associated with dissolved oxygen meters.
• Easy-to-use and accurate with a simple calibration process, automatic temperature compensation and fast results.
• The 30-measurement library stores data for future reference and allows the user to easily recall the last calibration data with one quick touch.

High-Performance Benchtop Meter for Standard Laboratory Applications

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of benchtop pH meters. Starter 3100 has many smart features that make it as intuitive as it is accurate for standard pH measurement.

Features:

• Auto buffer recognition with three different buffer groups makes it easy to avoid errors during the calibration process.
• A user-friendly bench meter with an innovative design, including an adjustable standalone electrode holder and large backlit LCD display.
• A 99-item memory for pH and/or conductivity measurements makes for efficient data documentation. RS232 interface allows for connection to external devices for data storage or transfer.

High-Performance Benchtop Meter for Standard Laboratory Applications

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of a benchtop conductivity meters. Starter 3100C can test for conductivity, salinity, and TDS and has many smart features that make it as intuitive as it is accurate for standard conductivity measurement.

Features:

• Four-pole linear electrode with temperature sensor safeguards the unit from polarization and pollution effects to ensure accurate readings.
• A user-friendly bench meter with an innovative design, including an adjustable standalone electrode holder and large backlit LCD display.
• 99-item memory for conductivity measurements makes for efficient data documentation. RS232 interface allows for connection to external devices such as a printer or computer for data storage/transfer.

High-Performance Multi-Parameter Benchtop Meter for Standard Laboratory Applications

Save time, space and money with the Starter 3100M Bench Meter, which combines all your pH, ORP, conductivity, TDS, salinity, resistivity and temperature measurements - in one smart device. Ideal for a wide range of lab applications, the ST3100M is incredibly easy to use. Equipped with software to ensure the reliability of your readings, and RS232 connectivity to store and transfer data conveniently, the ST3100M is a great addition to your lab.

Features:

• Combining all of the features from the benchtop pH and conductivity meter into one multi-meter, makes testing pH, ORP, conductivity, salinity, TDS, resistivity, temperature a seamless process.
• A user-friendly bench meter with an innovative design, including an adjustable standalone electrode holder and large backlit LCD display.
• A 99-item memory for pH and/or conductivity measurements makes for efficient data documentation. RS232 interface allows for connection to external devices for data storage or transfer.

Durable, Waterproof Battery-Operated pH Meters Ideal for Field Testing!

Starter 400 Portable Water Analysis Meters are robust, lightweight, battery-operated units with waterproof housing, which makes them ideal for prolonged use in wet environments, and a rubber protective case fit for field testing. A rechargeable lithium battery ensures hours of trouble-free testing in the field. Intuitive software and an easy-to-view LCD allows for simple operation. A built-in USB port enables easy data transfer.

Features:

• Built with IP67 waterproof housing as well as a rubber cover and IP67 probes, the ST400 is ideal for prolonged use in any field environment.
• Rechargeable lithium battery provides 40 hours of uninterrupted use and more than 300 charge cycles - eliminating the need to change out batteries often.
• The ST400 features intuitive software which guides the user through operation. All necessary information to run tests successfully such as electrode condition is displayed clearly on the large LCD.

High-Performance, Low-Maintenance Dissolved Oxygen (DO) Meter with Optical Technology for Accurate Measurements

For over a century, OHAUS has perfected the art of measurement through our line of weighing products. Taking the same approach to our weighing equipment, OHAUS now delivers Starter ST400D - a practical, affordable, low-maintenance DO Portable Meter equipped with optical technology. The ST400D is ideal for applications that require simple yet accurate DO measurements.

Features:

• Optical DO probe requires minimal maintenance and offers immediate measurement readings. No warm up or sample preparation needed.
• Large backlit LCD screen provides easy to read results - even in low light environments. Ideal for secure field use with a meter stand, wrist strap and durable IP54 housing.
• The 99-measurement library stores data for future reference and allows for easy one-touch recall of the last calibration data.

Durable, Waterproof Battery-Operated Multi-Parameter Meters Ideal for Field Testing!

Starter 400M Multi Parameter Portable Water Analysis Meters are robust, lightweight, battery-operated units with waterproof housing, which are ideal for testing pH, conductivity, TDS, salinity and resistivity in wet environments. A rechargeable lithium battery ensures hours of trouble-free testing in the field. Intuitive software and an easy-to-view LCD allows for simple operation. A built-in USB port enables easy data transfer.

Features:

• Built with IP67 waterproof housing as well as a rubber cover and IP67 probes, the ST400  is ideal for prolonged use in any field environment.
• Rechargeable lithium battery provides 40 hours of uninterrupted use and more than 300 charge cycles - eliminating the need to change out batteries often.
• The ST400M features intuitive software which guides the user through operation. All necessary information to run tests successfully such as electrode condition is displayed clearly on the large LCD.

High Performance Benchtop pH Meter Ideal for Accurate Everyday Measurements in the Laboratory

Backed by OHAUS’ century-old commitment to providing precise measurement, Starter 5000 provides accurate pH and ORP measurement for high-level experiments and research. Enhanced features, advanced technology, and high performance have been combined to support complex laboratory tasks requiring pH measurement.

Features:

• A 1000-item library allows for easy recall from data storage. Flexible pH analysis from 10 sensors for calibration storage, 1 self-defined and 8 pre-defined buffer groups, 3 endpoint modes & GLP mode.
• A user-friendly bench meter with an innovative design, including an adjustable standalone electrode holder and large touch-screen, backlit LCD display.
• Featuring a USB port, IP54 housing and in-use-cover, this flexible and smooth-operating bench meter is built to last.

OHAUS Precision Powers the Starter Electrodes

Backed by our commitment to accurate and precise measurement, the OHAUS Starter Series of electrodes are designed to produce exact results time and time again. The Starter Series includes pH, reference, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), and temperature electrodes that can be used in combination with Starter bench and portable meters.

Features:

• All sturdy and durable electrodes are constructed of either plastic or glass shafts and built to withstand daily use.
• All electrodes include a temperature sensor, which powers automatic temperature compensation and ensures accurate measurements.
• All electrodes fit perfectly in the electrode holders on OHAUS bench meters and electrode clips on all OHAUS portable meters.

When you need reliable and accurate measurement of TDS, the Starter pen meters offer a great value in a portable and compact design. Bring the Starter TDS meter wherever your need to measure the combined content of all organic and inorganic substances in a liquid takes you.