MW401 is a portable TDS meter with automatic temperature compensation and low range.This meter is designed for aquariums, aquaculture, laboratories and water treatment applications to meet the needs of both hobbyists and professionals.It is also an excellent meter for food labs and water treatment applications.TDS tests provide a method for optimising chemical use and minimising operating costs.In aquariums and aquaculture, high concentrations of total dissolved solids (TDS) can affect water clarity and reduce photosynthesis of aquatic plants.In water treatment, high TDS can affect the clarity and taste of drinking water.The MW401 has a measuring range of 0 to 1990 mg/L (ppm) with a resolution of 10 mg/L (ppm).This meter comes complete with conductivity probe with 1 m (3.3') cable and calibration solution.

MW402 is a high range (TDS) portable conductivity meter with automatic temperature compensation.This meter is designed for aquariums, aquaculture, laboratories and water treatment applications to meet the needs of both hobbyists and professionals.It is also an excellent meter for food labs and water treatment applications.TDS tests provide a method for optimising chemical use and minimising operating costs.In aquariums and aquaculture, high concentrations of total dissolved solids (TDS) can affect water clarity and reduce photosynthesis of aquatic plants.A high TDS value can affect the clarity and taste of drinking water.The MW402 has a measuring range of 0.0 to 10.0 g/L (ppt) with a resolution of 0.1 g/L (ppt).This TDS meter comes complete with conductivity probe with 1 meter (3.3') cable and a calibration solution.

The Milwaukee MW600 PRO Portable Dissolved Oxygen meter is one of Milwaukee's most popular meters with its reliable and fast operation as well as its accuracy.The Milwaukee PRO DO Meter is preferred by people looking for lab level accuracy without the cost.DESIGN FEATURESFast, easy-to-read results with large digital LCD readoutRepeatable, accuracy to ±1.5% FSLightweight and portableSimple 2 point open air calibrationUses MA840 reinforced polarographic probe with an oxygen-permeable polytetrafluroethylene (PTFE) membrane sensor5x o-rings, membranes and one protective cap included3m probe cable for extra flexibility when testing70 hours of battery life with continuous use (battery included) with low battery warning

The Milwaukee MW605 MAX Galvanic Portable Waterproof Dissolved Oxygen meter is one of Milwaukee's most popular meters with its reliable and fast operation as well as its accuracy.The Milwaukee MW605 MAX DO Meter is preferred by people looking for lab level accuracy without the cost.The Milwaukee DO Meter is popular with everyone from field biologists, educators, fish farmers, water treatement plants and labs.DESIGN FEATURESFast, easy-to-read results with large digital LCD readoutGalvanic probe means no conditioning timeRepeatable, accuracy to ±1.5% of readingWater Proof IP 67 ratedLightweight and portableSimple 1 or 2 % saturation calibration points at 100% (water saturated air) and 0% (zero oxygen solution)Dedicated GLP key to store and recall data on system statusAvailable log space for up to 1000 recordsLogged data export via USB cableAltitude and Salinity compensationAutomatic temperature compensation °F & °CUses MA860 (included) reinforced Galvanic probe with an oxygen-permeable polytetrafluroethylene (PTFE) membrane sensor2x O-rings, membranes and one protective cap included3m probe cable for extra flexibility when testing3 x 1.5 volt akaline AA battery (battery included) approx. 200 hours of battery life with continuous use with low battery warning

Das Milwaukee MW803 ist ein kompaktes, wasserdichtes All-in-One-Messgerät für pH, Leitfähigkeit, TDS und Temperatur. Speziell für Messungen im niedrigen Leitfähigkeitsbereich entwickelt, eignet es sich optimal für Hydroponik, Trinkwasseranalysen und Anwendungen mit geringer Salzkonzentration. Dank automatischer Temperaturkompensation, austauschbarer Sonde und einfacher Handhabung bietet der MW803 höchste Zuverlässigkeit auch im mobilen Einsatz.

Frequently asked questions Why do I need a pH tester in the first place? It’s used to measure whether the water is more acidic or more alkaline. Is the device suitable for beginners? Yes. Simply switch it on, dip it in the water and read the result straight away. How quickly do I get a result? You can see the current pH value on the display in a few seconds. How accurate is a pH tester in everyday use? The readings are reliable and help you keep a close eye on the quality of the water. Can I use the device for different types of water? Yes, for example for drinking water, aquariums or watering plants.

Das Milwaukee PH55 ist ein wasserdichtes, kompaktes Messgerät für pH und Temperatur. Mit automatischer Temperaturkompensation und einer austauschbaren Sonde liefert es schnelle und präzise Messergebnisse im Bereich 0,00–14,00 pH. Dank seiner robusten Bauweise ist es ideal für den Einsatz in Aquaristik, Hydroponik oder Umweltkontrolle. Die einfache Zwei-Punkt-Kalibrierung sorgt für zuverlässige Ergebnisse auch im professionellen Umfeld.

Der Milwaukee PH58 ist ein vielseitiges, wasserdichtes Messgerät für pH, Redox (ORP) und Temperatur. Mit automatischer Temperaturkompensation und austauschbarer Sonde liefert er zuverlässige Ergebnisse in verschiedenen Anwendungen – von Aquakultur über Laboranalysen bis hin zu Umweltprüfungen. Die robuste Bauweise und die einfache Kalibrierung machen den PH58 zum idealen Begleiter für präzise Messungen im Alltag und im professionellen Bereich.

Frequently Asked Questions What can I use the device for in everyday life? You can use it to easily check water quality, for example for aquariums, plants or drinking water. Is it suitable for beginners? Yes, the device is very straightforward and can be used straight away without any prior knowledge. Do I need to calibrate the meter regularly? Occasional calibration ensures accurate results, but it is quick and straightforward to do. Does the device work at different water temperatures? Yes, it automatically adjusts the measurement to the temperature and provides reliable readings. What range of values is the device suitable for? It measures particularly accurately at low values, making it ideal for sensitive applications such as aquariums or osmosis water.

Der Milwaukee T76 Waterproof TDS Pen deckt hohe Konzentrationen gelöster Feststoffe ab – robust, wasserdicht und mit ATC-Technologie für verlässliche Messungen. Dank austauschbarer Sonde besonders langlebig und wartungsfreundlich. Optimal für professionelle Einsatzfelder mit anspruchsvollen Bedingungen.

The XS REVIO is a professional portable multi-parameter meter that can be powered in three different ways (battery, PC, AC adapter). It has an illuminated color graphic display for excellent data visualization in all lighting conditions, also thanks to the possibility of automatically and manually adjusting the contrast and illumination of the display. Measurement of pH, mV, ORP, ISE, conductivity, TDS, salinity, resistivity, dissolved oxygen and temperature. Online help with setup and calibration allows easy and immediate use of the instrument. Simultaneous display of multiple parameters that can be selected by the operator. Automatic pH calibration with USA and NIST buffers up to 5 points and 5 user defined points. Automatic ORP calibration 1 point. Automatic conductivity calibration with up to 4 points and 1 user defined point. Adjustable reference temperature and selectable cell constant. Automatic O2 calibration up to two points (0% - 100%). Display of calibrated points with symbols. GLP functions: Date and time, display of calibration data and calibration period setting.Manual and automatic data logger with the possibility of downloading the data to a PC via micro USB.Display of measurement stability and possibility to select 3 stability levels. All processes are constantly monitored and signaled to the operator by the colored LED above the display and by self-diagnostic messages. The following pre-assembled case variants are available for selection: Variant 1: with digital electrode 201 T DHS, cell 2301T and polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable, in compact case (manufacturer's number: 50110952). Variant 2: with pH electrode 201T/3MT , 2301T cell (conductivity), polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable each, in compact case (manufacturer's number: 50110912)Variant 3: complete with pH electrode 201T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m, in compact case (manufacturer number: 50110922) Variant 4: complete with conductivity cell 2301T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m. Additionally S7-BNC cable and NT55 temperature sensor, each 3m cable, in compact case (manufacturer number: 50110942) Variant 5: with S7-BNC cable and NT55 temperature sensor, both 3m cable, in compact case (manufacturer number: 50110932) 

The XS REVIO is a professional portable multi-parameter meter that can be powered in three different ways (battery, PC, AC adapter). It has an illuminated color graphic display for excellent data visualization in all lighting conditions, also thanks to the possibility of automatically and manually adjusting the contrast and illumination of the display. Measurement of pH, mV, ORP, ISE, conductivity, TDS, salinity, resistivity, dissolved oxygen and temperature. Online help with setup and calibration allows easy and immediate use of the instrument. Simultaneous display of multiple parameters that can be selected by the operator. Automatic pH calibration with USA and NIST buffers up to 5 points and 5 user defined points. Automatic ORP calibration 1 point. Automatic conductivity calibration with up to 4 points and 1 user defined point. Adjustable reference temperature and selectable cell constant. Automatic O2 calibration up to two points (0% - 100%). Display of calibrated points with symbols. GLP functions: Date and time, display of calibration data and calibration period setting.Manual and automatic data logger with the possibility of downloading the data to a PC via micro USB.Display of measurement stability and possibility to select 3 stability levels. All processes are constantly monitored and signaled to the operator by the colored LED above the display and by self-diagnostic messages. The following pre-assembled case variants are available for selection: Variant 1: with digital electrode 201 T DHS, cell 2301T and polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable, in compact case (manufacturer's number: 50110952). Variant 2: with pH electrode 201T/3MT , 2301T cell (conductivity), polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable each, in compact case (manufacturer's number: 50110912)Variant 3: complete with pH electrode 201T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m, in compact case (manufacturer number: 50110922) Variant 4: complete with conductivity cell 2301T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m. Additionally S7-BNC cable and NT55 temperature sensor, each 3m cable, in compact case (manufacturer number: 50110942) Variant 5: with S7-BNC cable and NT55 temperature sensor, both 3m cable, in compact case (manufacturer number: 50110932) 

The XS REVIO is a professional portable multi-parameter meter that can be powered in three different ways (battery, PC, AC adapter). It has an illuminated color graphic display for excellent data visualization in all lighting conditions, also thanks to the possibility of automatically and manually adjusting the contrast and illumination of the display. Measurement of pH, mV, ORP, ISE, conductivity, TDS, salinity, resistivity, dissolved oxygen and temperature. Online help with setup and calibration allows easy and immediate use of the instrument. Simultaneous display of multiple parameters that can be selected by the operator. Automatic pH calibration with USA and NIST buffers up to 5 points and 5 user defined points. Automatic ORP calibration 1 point. Automatic conductivity calibration with up to 4 points and 1 user defined point. Adjustable reference temperature and selectable cell constant. Automatic O2 calibration up to two points (0% - 100%). Display of calibrated points with symbols. GLP functions: Date and time, display of calibration data and calibration period setting.Manual and automatic data logger with the possibility of downloading the data to a PC via micro USB.Display of measurement stability and possibility to select 3 stability levels. All processes are constantly monitored and signaled to the operator by the colored LED above the display and by self-diagnostic messages. The following pre-assembled case variants are available for selection: Variant 1: with digital electrode 201 T DHS, cell 2301T and polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable, in compact case (manufacturer's number: 50110952). Variant 2: with pH electrode 201T/3MT , 2301T cell (conductivity), polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable each, in compact case (manufacturer's number: 50110912)Variant 3: complete with pH electrode 201T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m, in compact case (manufacturer number: 50110922) Variant 4: complete with conductivity cell 2301T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m. Additionally S7-BNC cable and NT55 temperature sensor, each 3m cable, in compact case (manufacturer number: 50110942) Variant 5: with S7-BNC cable and NT55 temperature sensor, both 3m cable, in compact case (manufacturer number: 50110932) 

The XS REVIO is a professional portable multi-parameter meter that can be powered in three different ways (battery, PC, AC adapter). It has an illuminated color graphic display for excellent data visualization in all lighting conditions, also thanks to the possibility of automatically and manually adjusting the contrast and illumination of the display. Measurement of pH, mV, ORP, ISE, conductivity, TDS, salinity, resistivity, dissolved oxygen and temperature. Online help with setup and calibration allows easy and immediate use of the instrument. Simultaneous display of multiple parameters that can be selected by the operator. Automatic pH calibration with USA and NIST buffers up to 5 points and 5 user defined points. Automatic ORP calibration 1 point. Automatic conductivity calibration with up to 4 points and 1 user defined point. Adjustable reference temperature and selectable cell constant. Automatic O2 calibration up to two points (0% - 100%). Display of calibrated points with symbols. GLP functions: Date and time, display of calibration data and calibration period setting.Manual and automatic data logger with the possibility of downloading the data to a PC via micro USB.Display of measurement stability and possibility to select 3 stability levels. All processes are constantly monitored and signaled to the operator by the colored LED above the display and by self-diagnostic messages. The following pre-assembled case variants are available for selection: Variant 1: with digital electrode 201 T DHS, cell 2301T and polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable, in compact case (manufacturer's number: 50110952). Variant 2: with pH electrode 201T/3MT , 2301T cell (conductivity), polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable each, in compact case (manufacturer's number: 50110912)Variant 3: complete with pH electrode 201T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m, in compact case (manufacturer number: 50110922) Variant 4: complete with conductivity cell 2301T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m. Additionally S7-BNC cable and NT55 temperature sensor, each 3m cable, in compact case (manufacturer number: 50110942) Variant 5: with S7-BNC cable and NT55 temperature sensor, both 3m cable, in compact case (manufacturer number: 50110932) 

The XS REVIO is a professional portable multi-parameter meter that can be powered in three different ways (battery, PC, AC adapter). It has an illuminated color graphic display for excellent data visualization in all lighting conditions, also thanks to the possibility of automatically and manually adjusting the contrast and illumination of the display. Measurement of pH, mV, ORP, ISE, conductivity, TDS, salinity, resistivity, dissolved oxygen and temperature. Online help with setup and calibration allows easy and immediate use of the instrument. Simultaneous display of multiple parameters that can be selected by the operator. Automatic pH calibration with USA and NIST buffers up to 5 points and 5 user defined points. Automatic ORP calibration 1 point. Automatic conductivity calibration with up to 4 points and 1 user defined point. Adjustable reference temperature and selectable cell constant. Automatic O2 calibration up to two points (0% - 100%). Display of calibrated points with symbols. GLP functions: Date and time, display of calibration data and calibration period setting.Manual and automatic data logger with the possibility of downloading the data to a PC via micro USB.Display of measurement stability and possibility to select 3 stability levels. All processes are constantly monitored and signaled to the operator by the colored LED above the display and by self-diagnostic messages. The following pre-assembled case variants are available for selection: Variant 1: with digital electrode 201 T DHS, cell 2301T and polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable, in compact case (manufacturer's number: 50110952). Variant 2: with pH electrode 201T/3MT , 2301T cell (conductivity), polarographic oxygen sensor, built-in temperature sensor and 3 m fixed cable each, in compact case (manufacturer's number: 50110912)Variant 3: complete with pH electrode 201T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m, in compact case (manufacturer number: 50110922) Variant 4: complete with conductivity cell 2301T/3MT and polarographic sensor DO7/3MT, both with built-in temperature sensor and fixed cable 3m. Additionally S7-BNC cable and NT55 temperature sensor, each 3m cable, in compact case (manufacturer number: 50110942) Variant 5: with S7-BNC cable and NT55 temperature sensor, both 3m cable, in compact case (manufacturer number: 50110932) 

IP Protection: IP67 Manufacturer article number: 50014153

Dear customers, our handy pocket tester analysis case protects your handheld tester safely and also offers you space for the required calibration and buffer solutions. The solutions matching the tester in the form of the 25ml sachets or 70ml bottles find space in the matching foam blank.  Your analysis case consists of the following components: 1x pocket tester  1x conductivity calibration solution EC 12880 μS/cm (25ml bag or 70ml bottle) 1x conductivity calibration solution EC 1413 μS/cm (25ml bag or 70ml bottle) 2x batteries 1x lanyard for the pocket tester 1x pack of tissues  You can also purchase the case separately to safely store your existing testers and always have the appropriate calibration and buffer solutions on site in the case. IP protection class: IP67 

IP Protection: IP67Manufacturer article number: 50014163

IP Protection: IP67 With exchangeable probe  Manufacturer article number: 50014203

Dear customers, our handy pocket tester analysis case protects your handheld tester safely and also offers you space for the required calibration and buffer solutions. The solutions matching the tester in the form of the 25ml sachets or 70ml bottles find space in the matching foam blank.  Your analysis case consists of the following components: 1x pocket tester  1x conductivity calibration solution EC 12880 μS/cm (25ml bag or 70ml bottle) 1x conductivity calibration solution EC 1413 μS/cm (25ml bag or 70ml bottle) 2x batteries 1x lanyard for the pocket tester 1x pack of tissues  You can also purchase the case separately to safely store your existing testers and always have the appropriate calibration and buffer solutions on site in the case. IP protection class: IP67 

IP Protection: IP67 With exchangeable probe  Manufacturer article number: 50014213

The XS Instruments Cond 7 Vio and 70 Vio multi-parameter hand-held measuring device with innovative high-resolution colour display is suitable for working in all conditions and offers you an integrated user-friendly guide in the form of the set-up and calibration mode. This allows the user to easily and intuitively use the instrument at any time. The combined portable conductivity, total dissolved solids and temperature meter of the Vio series has an automatic, up to five-point, conductivity calibration for the most common conductivity calibration standards. You are supported by an intuitive symbolism on the backlit screen, including the indication of the measurement stability (adjustable) and any errors. Another advantage is that the multi-parameter meter is delivered in our professional measuring case, which contains the measuring electrode, as well as our respective buffer solutions and the instructions. Complementary advantages of the 70 Vio version: GLP functions: Date and time, recall of calibration data and "Calibration due" function Integrated data logger for up to 1000 data, automatic and manual PC connection via USB for evaluation of measurement data (Micro-USB on the instrument side) via Data Link+ software Automatic brightness control of the display (prolongs battery life) Only 6 keys for easy control of all functions of the unit 230V power supply unit Manufacturer article number: 50110412

The XS Instruments Cond 7 Vio and 70 Vio multi-parameter hand-held measuring device with innovative high-resolution colour display is suitable for working in all conditions and offers you an integrated user-friendly guide in the form of the set-up and calibration mode. This allows the user to easily and intuitively use the instrument at any time. The combined portable conductivity, total dissolved solids, salinity (70 Vio only) and temperature meter of the Vio series has an automatic, up to five-point, conductivity calibration for the most common conductivity calibration standards. You are supported by an intuitive symbolism on the backlit screen, including the indication of the measurement stability (adjustable) and any errors. Another advantage is that the multi-parameter meter is delivered in our professional measuring case, which contains the measuring electrode, as well as our respective buffer solutions and the instructions. Complementary advantages of the 70 Vio version: GLP functions: Date and time, recall of calibration data and "Calibration due" function Integrated data logger for up to 1000 data, automatic and manual PC connection via USB for evaluation of measurement data (Micro-USB on the instrument side) via Data Link+ software Automatic brightness control of the display (prolongs battery life) Only 6 keys for easy control of all functions of the unit 230V power supply unit Manufacturer article number: 50110512

The professional XS Instruments Oxy 7 Vio and 70 Vio portable oxygen multi-parameter meter with innovative high-resolution colour display is suitable for working in all conditions and like our other available Professional meters in the case, it offers you an integrated user-friendly guide in the form of the set-up and calibration mode. This means that the user can also use the device easily and intuitively at any time.Both instruments has an automatic, up to two-point, oxygen calibration with an adjustable manual compensation factor of the salinity for the automatic temperature-compensated measurement of the temperature. You are assisted by intuitive symbols on the backlit screen, including display of the measurement stability (adjustable) and any errors. Another advantage is that the multi-parameter measuring device is supplied in our professional measuring case, which contains the oxygen electrode, two replacement membranes, the instructions and, depending on the version, a 30 ml refill solution. Complementary advantages of the 70 Vio version:Optical oxygen sensor (higher accuracy in the lower measuring range)GLP functions: Date and time, recall of calibration data and "Calibration due" function Integrated data logger for up to 1000 data, automatic and manual PC connection via USB for evaluation of measurement data (Micro-USB on the instrument side) via Data Link+ software Automatic brightness control of the display (prolongs battery life) Only 6 keys for easy control of all functions of the unit 230V power supply unitManufacturer article number: 50110202