Test resistors and calibration solutions to test the meters with conductivity function as well as to calibrate the system from the device and conductivity measuring cellOptimal measuring safety by PTB/NIST traceable standard solutionsEasy device check by highly precise test resistorsPharmacopeia conforming test kits

Disposable bags for effective calibration. Traceability according to NIST.

These solutions prolong life and restore performance of pH electrodes or are used for storage and cleaning.Cleaning solutionsCleaning solution A for removing protein contaminantsCleaning solution C for general cleaningCleaning solution D for removing oil and grease contaminantsSolutions are delivered with a small beaker and a plastic pipette.Storage solutionsEnsure the proper function of pH electrodes even after prolonged storage

High quality instrument for the determination of Conductivity, Resistance, Salinity and TDS.Rugged, water resistant, water proof plug connections (IP67)Use of different electrodesData Logger and alarm functionGLP features (Good Laboratory Practice)Interface for Data transferLarge backlit displayLow power consumption, long battery shelf lifeScope of supply:SD320CON (SET 1): Hand-held meter complete in case with 4-pol graphite electrode (diameter 12 mm) measuring range up to 200 mS/cm, batteries, instruction manual.SD320CON (SET 2): Hand-held meter complete in case with 4-pol graphite electrode (diameter 16 mm) measuring range up to 1000 mS/cm, batteries, instruction manual.SpecificationsConductivity:0.0 ... 500.0µS/cm (cell constant 1/cm) 0.000 ... 5.000µS/cm (cell constant 0.01/cm) 0 ... 5000µS/cm (cell constant 0.01/cm) 0 ... 1000mS/cm (cell constant 1/cm)Temperature:-5.0 ... +150.0 °CTDS:0.000 ... 5000 mg/l*Resistance:0.005 ... 500.0 MOhm cm*Salinity:0.0 ... 70.0 g salt / kg water (PSU)IP code:IP 67Power supply:2 x AAA batteries (incl.)*depends on cell constant

Disposable bags for effective calibration. Traceability according to NIST.

For all Cond handheld meters for analogue measuring cells from the 3xx series, as well as all inoLab® laboratory measuring devices for analogue measuring cells. Except for the Cond 3110, Multi 340 handheld meters.Ultra-pure water conductivity cell probe LR 325/01:With integral temperature sensor and flowthrough vessel D 01/T for measuring very low conductivity ranges (

For all pocket measuring devices for analog measuring cells from the 3xx series, as well as all inoLab laboratory measuring devices for analog measuring cells.Standard conductivity cell probe TetraCon® 325:4-pole cell with integral temperature sensor. Measuring range: 1µS/cm to 2S/cm.Special conductivity cell probe TetraCon® 325/C:As TetraCon® 325, 4-pole cell with integral temperature sensor, but with sensor head made of chemically resistant PEEK. Measuring range: 1µS/cm to 2S/cm

2-electrode measuring cells made of PP with Ultem housing and stainless steel rings. For fast and precise conductivity and temperature measurements in the field and laboratory.Measuring range:Temperature range:0 ... 80 °CCell constant:K = 1.0Temperature compensation:ATCLength / Ø:144 x 16 mm

For versatile applications. IDS® 4-pole cell, plastic shaft, 1.5m cable with digital plug, sensor material graphite, temperature sensor NTC 30 kOhm.SpecificationsTemperature range:-5 ... 80 °CConductivity range:1 µS/cm ... 2000 mS/cmTaper length / Dia.:120 mm / 15.3 mm

With plastic shaft and internal temperature sensor NTC30 kOhm, temperature range -5 to 80 °C. Cable with 8-pole plug.LF 435 T: Conductivity measuring cells with 4 electrode technique for a large measuring range of 5 µS/cm to 500 mS/cm, low maintanance and easy cleaning. For general measurements. With 1.5 m cable.Excellent linearity over a wide measuring range, especially for high conductivity valuesEasy cleaningLong term stable cell constant through abrasion resistant, concentric graphite electrodesIntegrated temperature sensor with short response time for automatic temperature compensationLF 513 T: For field and laboratory measurments of 1 µS/cm to 200 mS/cm. 2 electrode measuring technique with platinized ring electrodes. Easy cleaning through removable low shaft ending. With 1 m cable.LF 613 T: For field and laboratory measurments in a measuring range of 1 µS/cm to 2000 mS/cm. Less polarisation effects through 4 electrode measuring technique with platinum ring electrodes. Easy cleaning through removable low shaft ending. With 1 m cable.

The battery operated AL10Con is a compact and versatile meter. The unit is extremely easy to use and is equipped as standard with a casing and built-in electrode holder. It is equipped with a LC display showing two or three decimal places (manual measuring range selection) and a measuring range either of 0.001 to 1.999 or 0.01 to 19.99 mS/cm. The AL10Con can be calibrated and adjusted using a potentiometer. It is fitted with a 4 pole connector as standard.Scope of supply: Meter AL10Con, battery, conductivity probe, in caseSpecificationsMeasuring range:0.001 ... 1.999 mS/cm 0.01 ... 19.99 mS/cmAccuracy:±3 % Full Scale ±1 Digit (23 ±5 °C)Resolution:0.001 / 0.01 mS/cmTemperature compensation:0 ... 100 °C, automaticallyAmb. Temperature: Rel. Humidity:0 ... 50 °C 0 ... 80 % (non condensing)Power supply:9 V-BlockDimensions (L x W x H):208 x 110 x 34 mmWeight:Approx. 380 g

With automatic measuring range switching.The meter is the ideal choice for determination of conductivity, salinity and temperature and combines the features for mobile application in the field with the precision and comfort of a laboratory meter. In the standard version the meter CT 830 is supplied with conuctivity sensor AT 830 C and 1.50 m cable. It is ideally suited for overall applications in the field and in laboratories. Two parallel, largely dirt-insensitive graphite electrodes, the integrated temperature sensor for parallel temperature measurement, an automatic temperature compensation and the wide measuring range are the benefits of the conductivity sensor.Scope of supply: Meter incl. conductivity sensor, calibration solution 0,1 N / KCL 1288 µs, caseSpecificationsMeasuring rangeConductivity:0 ... 200 µS / 0 ... 20 mS / 0 ... 500 mSTDS:0 ... 200 mg/l / 0 ... 2000 mg/l / 0 ... 20 g/l / 0 ... 500 g/lTemperature:-10 °C ... 100 °CDisplay:128 x 64 pixel, backlightedInterface:USB with "Interface HMG USB", isolatedAmbient temperature:-10 °C ... 55 °CRel. humidity:Max. 95 % (non-condensing)Connections:Connector BK for sensor (4-pole USB interface socket)Housing:ABSDimensions (W x D x H):200 x 40 x 95 mmPower supply:3 batteries Type AA, IEC R6, LR6, 1.5VIP code:IP 65

Portable conductivity meter for field work.Measurement made easy: A large, well-structured display, intuitive button arrangement and simple menu ensure measurements can be performed in just a few clicksErgonomic design for one handed operation: Thanks to its ergonomic design, handling the FiveGo is a comfortable experience. The foldable stand provides optimal viewing on flat surfacesIP67 Water and dustproof: The IP67 waterproof protection makes the FiveGo portables able to withstand wet and demanding environmentsSupplied with:F3-Meter: Meter onlyF3-Standard kit: Meter with LE703 sensorF3-Field kit: Meter with LE703 sensor, carrying caseSpecificationsConductivity Measuring range: Resolution: Accuracy: 0.00 µS/cm … 200 mS/cm Automatic range ±0.5 % of the measured valueTemperature Measuring range: Resolution: Accuracy: 0 ... 100 °C 0.1 °C ±0,5 °CTDS (Total Dissolved Solids) Measuring range: Resolution: 0.01 mg/l … 200 g/l Automatic rangeTemperature compensation:Linear 0.00 ... 10.00 %/°C, reference temperature 20 and 25 °CCalibration:1 point, 3 predefined standardsMemory size:200 measurements, current calibrationDimensions (W x D x H):188 x 77 x 33 mmIP code:IP 67 (meter + sensor)

The inoLab® benchtops are perfectly designed for modern laboratory surroundings. The key pads are clearly outlined and easy-to-operate, their smooth surfaces are easy-to-clean and the operation is self-explanatory. All meters include a universal power supply and a convenient stand with sensor support. If desired they can be ordered in application oriented sets including sensors and accessories.This is the inoLab® Cond 7310 or inoLab® Cond 7310P. A modern backlit graphic display with menu controlled user interface allows easy and intuitive operation. The mini USB-B interface provides fast data transfer to a PC. The internal memory can record up to 5000 GLP complying data including ID, date and time. The housing and the keypad are easy-to-clean. The inoLab® Cond 7310 has the possibility to connect different standard and special conductivity electrodes and has automatic and manual temperature compensation (can even be switched off for pure water measurements according pharmacopeia) for linear and non-linear function according EN 27 888. An integrated thermal printer (58mm width) is ready for printout of the measured data (option). The scope of delivery includes meter, stand, power supply and USB cable.SpecificationsRanges:All values +/-1 digitConductivity additional:0.00 ... 1000 mS/cm +/- 0.5 % of measured value 0.000 ... 1.999 µS/cm, K= 0.01 cm-1 0.00 ... 19.99 µS/cm, K= 0.1 cm-1Spcific resistance:0.00 ... 20 MOhm cmSalinity:0.0 ... 70.0 (acc. IOT)TDS:1 ... 1999 mg/l, 0 ... 199.9 g/lTemperature:-5.0 ... 105.0 °C +/- 0.1 °CCell constants:Fix 0.01 cm-1, calibratable 0.450…0.500 cm-1, 0.800 ... 0.880 cm-1, calibratable 0.09 … 0.110 cm-1, 0.250 … 25.0 cm-1Calibration: Tref:1 point 20 °C / 25 °CTemperature compensation:None, nlF, 0.000 … 10.00 %/KCalibration memory:Up to 10 calibrations recallableDisplay:LCD Graphic, backlitMemory: Logger:Manual 200/5000 automatic Manual/time controlledInterface:Mini USB-BPower supply:Universal power supply, 100V ... 240 V, 50/60 Hz, 4 x 1.5 V AA or 4 x 1.2 V NiMH

Due to the intuitive operation and robust aluminum housing the conductivity meter LAB 945 is perfect for training and routine purposes.Made in GermanyUSB InterfaceData logger (storage of up to 4000 entries: Date, time, main measured value, secondary measured value, measured temperature) with adjustable intervalNummerical password protectionSelectable user language (German, English, French and Spanish)Configurable turn-off timeSturdy aluminium housingGraphic LCD display, backlitScope of supply: Stand, mains adapter, electrode as indicated, 6 ampoules with test solutions 0.01 M KClSpecificationsConductivity:0 ... 200 µS/cm // 0.1µS // ± 1 digit 0 ... 2000 µS/cm // 1µS // ± 1 digit 0 ... 20 mS/cm // 0.01 mS // ± 1 digit 0 ... 500 mS/cm // 0.1 mS // ± 1 digitTDS:0 ... 200 mg/l // 0.5 % of measured value 0 ... 2000 mg/l // 0.5 % of measured value 0 ... 20 g/l // 0.5 % of measured value 0 ... 500 g/l // 0.5 % of measured valueTemperature:-10 ... 100 °C // 0.1 °C // ± 0.1 °C (5 ... 50 °C)Temperature compensation:Automatic with NTC30 kOhm or fix temperature

Portavo 902 CondThe basic version for mobile conductivity measurementRobust, intuitive portable device for routine daily measurements in laboratories and processesA sensor quiver protects the sensor from drying out or being damaged in daily useThe high-performance polymer housing ensures low water absorption and high impact resistanceOver 1000 hours of measurement with a single set of batteries (4 x AA)Memosens sensors and analog sensors can be used on the same deviceThe mineral glass display is perfectly readable even after yearsPortavo 904 Condas Portavo 902 Cond, additionally with:Li-ion batteryData logger with 5,000 valuesMicro USB port and Paraly SW 112 softwarePortavo 904 X Condas Portavo 904 Cond, additionally with:Conductivity measurement with ATEX approval for measurements up to Zone 0/1. Ideal for applications in the process industry. For the first time, Portavo enables direct on-site testing of process measuring points.The new MemoLog function allows the user to log calibration data from various Memosens measuring pointsSpecificationsMeasuring range (Accuracy):0.001 µS/cm (c0.05 cm-1) 0.01 µS/cm (c=0.05 ... 0.2 cm-1) 0.1 µS/cm (c0.2 cm-1)TDS: Salinity:0 ... 1999 mg/l 0.0 ... 45.0 g/kgResistivity: Concentration:00.00 ... 99.99 MO x cm 0.00 ... 9.99 (w/w) %Conductivity input, analog:Multi-contact for 2-/4-electrode sensors with integrated temp detectorMeasuring ranges Sensor SE 202: Sensor SE 204: 0.01 ... 200 µS/cm 1 µS/cm ... 500 mS/cm2-electrode sensors: 4-electrode sensors:0.1 µS x c ... 200 mS x c 0.1 µS x c ... 1000 mS x cTemperature input:2 x 4 mm diam. for integrated or separate temperature detectorMessbereich mit NTC 30 kO: Messbereich mit Pt 1000:-20 ... 120 °C -40 ... 250 °CConductivity input, Memosens:M8 socket, 4 pins, for Memosens lab cableMeasuring range sensor SE 215 MS:10 µS/cm ... 20 mS/cmConductivity inputTemperature compensation:Linear 0 ... 20 %/K, reference temperature adjustablenLF:0 ... 120 °CPower supply: Protection class acc. to DIN EN 60529:4 x AA IP66/67 with pressure compensation

The ProfiLine hand-held conductivity meters have a waterproof (IP 67) housing and a completely sealed silicone membrane keypad with tactile feedback. A separate battery compartment allows easy exchange of standard alkaline, or rechargeable, batteries. The carefully laid out, large displays indicate the reading and other important information. The 3310 series meters have a backlit, graphics display and menu-controlled operation. A selection of application specific conductivity cells cover virtually all measurement tasks.Comfortable and versatile conductivity meter with integral, time controlled, data logger and 5000 GLP-compliant record memory for extended data collection. Menu controlled, with backlit, graphics display for comfortable, safe operation. Wide range of conductivity cells attachable. GLP-supporting functions, enhanced choice of cell constants, automatic and manual temperature compensation (which can be switched off) with linear and non-linear functions for pure water and natural waters acc. to EN 27888.Specifications:Measuring rangesConductivity:0.001 µS/cm ... 1000 mSTDS:0 ... 199,9 g/lSpec. resistance:0.00 ... 199 MOhm cmMemory:5000 records (measured value, temperature, date, time, ID)

The portable instrument with data logger is ideal for determining electrical conductivity in aqueous media. With a simple keystroke, further parameters such as TDS, salinity or resistance can be selected and conveniently read off. The selection of different measuring cells allow the determination of low (< 200 µS/cm) and very high conductivities (< 1000 mS/cm) with highest precision.Automatic recognition of conductivity standardsAlarm function with adjustable limit valuesAuto hold functionSelectable reference temperature (20 °C / 25 °C)Automatic temperature compensationBattery status indicatorLow power consumptionData transfer and evaluation via software possibleScope of supply:SD 325 CON (Set 1): Conductivity meter, protective covering, transport case, 4-pol graphite electrode (diam. 12 mm, < 200 mS/cm), conductivity standards, batteries, manualSD 325 CON (Set 2): Conductivity meter, protective covering, transport case, 4-pol graphite electrode (diam. 16 mm, < 1000 mS/cm), conductivity standards, batteries, manualSD 325 CON (Set 3): Conductivity meter, protective covering, transport case, 2-pol stainless steel electrode (diam. 10 mm, < 200 µS/cm, pure water), flow through cell for pure water, batteries, manualSpecificationsConductivity:0.000 ... 1000.0 mS/cmTemperature:-5.0 ... 100.0 °CTDS:0.000 ... 5000 mg/lResistance:0.000 ... 50.0 MOhm/cmSalinity:0.0 ... 70.0 PSUDatalogger:10000 Data sets automatically 1000 Data sets manuallyInterface:USBDimensions (W x D x H):100 x 164 x 37 mmWeight:302 gPower supply:2 x AAA batteries (incl.)IP code:IP 67

Portable routine model for conductivity measurement.New, intuitive menu structure with fast and easy T-Pad navigationRobust design with IP67 protection for use in harsh and demanding environmentsIntelligent Sensor Management (ISM®) functionality reduces the risk of errorsEasy 1 point calibration with option of manual cell constant entry3 predefined standards and 1 user defined standardAutomatic, manual and time dependant endpoint recordingData memory storage for 200 data pointsPower requirements: 4 x 1.5 V AA or 1.3 V NiMH accumulatorsScope of supply:S3-Meter: Includes instrument, electrode clip, operating instructions, quick guide, test certificate, declaration of conformity, batteriesS3-Standard kit: As S3-Meter, but also with InLab 738-ISM and sachets of conductivity standards 1413 µS/cm and 12.88 mS/cmS3-Field kit: As S3-Standard kit, but also with bottles for calibration, uGo™ carrying caseS3-Bioethanol kit: As S3-Field kit, but also with InLab 725 instead of InLab 738-ISMConductivity Measuring range: Resolution: Accuracy:Temperature Measuring range: Resolution: Accuracy: -5.0 ... 105.0 °C 0.1 °C ±0.2 °CTDS (Total Dissolved Solids) Measuring range: Resolution: Accuracy: 0.01 mg/l ... 300 g/l 0.01 ... 1 (auto-range) ±0.5 %Specific resistance Measuring range: 0.01 ... 100.0 MΩcmSalinity Measuring range: 0.01 ... 42 psu

The conductivity meter SD30 is a robust benchtop device for measuring conductivity, TDS, salinity, resistivity, and temperature.Large 7" touch screen with intuitive user interfaceElectrode arm EasyPlace™ places the sensor preciselyIntelligent Sensor Management (ISM®) ensures the correct use of the connected sensorAutomatic data transfer to PC or printer1 or 2 calibration pointsAdditional splash protection thanks to removable coverGLP compliantScope of supply: Conductivity meter, electrode arm EasyPlace™, protective cover, power supply, get-started-guideConductivity:Accuracy:0.5 % of measured valueTDS:0.00 mg/l ... 1000 g/lAccuracy:0.5 % of measured valueSalinity:0.00 ... 80.00 psuAccuracy:0.5 % of measured valueResistivity:0.00 ... 100.0 MΩ x cmAccuracy:0.5 % of measured valueTemperature range:-30 ... 130 °CAccuracy:±0.1 (0 ... 100 °C)Resolution:0.1 °CIP code:IP54

The meter kits are suitable for measuring the conductivity of samples and can be used in a wide range of laboratory areas.Conductivity meter SD30 with large 7" touch screen and Intelligent Sensor Management (ISM®)Conductivity sensor InLab® 741-ISM with stainless steel shaft and NTC 30 kΩ temperature sensor. The 2-pole measuring cell made of stainless steel is particularly suitable for measuring samples with low conductivityScope of supply: Conductivity meter SevenDirect™ SD30, electrode arm EasyPlace™, conductivity sensor InLab® 741-ISM, 2 conductivity standard sachets 84 µS/cm, protective cover, power supply, get-started-guide

The meter kits are suitable for measuring the conductivity of samples and can be used in a wide range of laboratory areas.Conductivity meter SD30 with large 7" touch screen and Intelligent Sensor Management (ISM®)Conductivity sensor InLab® 731-ISM with epoxy shaft and NTC 30 kΩ temperature sensor. The 4-pole measuring cell made of graphite eliminates polarisation effects and ensures high linearity over a wide conductivity rangeScope of supply: Conductivity meter SevenDirect™ SD30, electrode arm EasyPlace™, conductivity sensor InLab® 731-ISM, 2 x 2 conductivity standard sachets 1413 µS/cm and 12.88 mS/cm, protective cover, power supply, get-started-guide

Modular professional system for measurements of pH, redox potential, conductivity, salinity / TDS and ion concentration. Fits up to three modules in any composition and order, can be expanded with additional measurement parameters at any time.Large, high resolution 7'' colour touch display (capacitive), very clear and easy to operateModularity and flexibility; up to 3 measuring modules can work in parallel, expansion to 3 channels possibleUniversal communication via 2 x USB, Ethernet (LAN) and RS232Plain text user interface in 10 languages with menu guidance in full sentencesOneClick™ operation concept to quickly start frequently used functions and preferred methodsStorage for user methodsHighest security and GxP support (ID protection, sophisticated user management, limits / alarms, integrated radio clock, etc.)Intelligent sensor management (ISM®)Connection of stirrer, sample changer, PC, barcode reader, keyboard, local or network printer possibleStorage up to 20000 data sets (measurements, calibrations, methods)17 predefined, 60 user-defined methods5 point calibration (pH), 13 pre-defined and 20 user-defined buffer groups, incl. temperature chartuPlace™ electrode arm with perfect vertical movementCompatible with all METTLER TOLEDO electrodes (Recommended: ISM® electrodes)Scope of supply: S470-Basic: Includes instrument, 1 x conductivity expansion unit, 1 x pH/mV expansion unit, 1 x blank expansion unit, uPlace™ electrode holder, semi-transparent cover, operating instructions, installation and quick guide, LabX® direct pH PC software, declaration of conformity, test certificateS470-Kit: As S470-Basic but with InLab® Expert Pro-ISM, guide to pH measurements, 2 buffer sachets for pH 4.01, 7.00, 9.21 and 10.00.S470-USP/EP: As S470-Kit but with InLab® 741-ISM instead of InLab® 731-ISM and InLab® Pure Pro-ISM instead of InLab® Expert Pro-ISM, BNC/RCA-MultiPin™ ISM-cable (1.2 m), without 1413 µS/cm and 12.88 mS/cm calibration sachetsSpecificationsTemperature MTC/ATC:-30.0 ... 130.0 °C // 0.1 °C // ± 0.1 °CpH:-2.000 ... 20.000 // 0.001 / 0.01 / 0.1 // ± 0.002mV:-2000.0 ... 2000.0 // 0.1 / 1 // ± 0.1Rel. mV:-2000.0 ... 2000.0 // 0.1 / 1 // ± 0.1ISFET pH:0.000 ... 14.000 // 0.001 / 0.01 / 0.1 // ± 0.05Conductivity:0.001 ... 999999 µS/cm // 0.001 ... 1 // ± 0.5% 0.001 ... 2000 mS/cm // 0.001 ... 1 // ± 0.5% 0.001 ... 200 S/m // 0.0001 ... 1 // ± 0.5% 0.001 ... 200000 mS/m // 0.0001 ... 1 // ± 0.5% 0.1 ... 999999 µS/m // 0.001 ... 1 // ± 0.5%TDS:0.001 ... 1000 g/l , ppt // 0.001 ... 1 // ± 0.5% 0.001 ... 999999 mg/l , ppm // 0.001 ... 1 // ± 0.5%Salinity:0.01 ... 80.0 psu , ppt // 0.01 ... 0.1 // ± 0.5%Resistivity:0.01 ... 100.0 MΩ x cm // 0.0001 ... 1 // ± 0.5% 0.01 ... 999999 Ω x cm // 0.01 ... 1 // ± 0.5%Conductivity Ash:0.000 ... 2022 % // 0.001 ... 1 // ± 0.5%

Best value for a waterproof conductivity meter.Large, three line LCD, view conductivity or TDS measurement with temperature as well as cell efficiencyBuilt-in memory function, stores up to 150 measurements along with temperatureAdjustable temperature coeffcient, set to 0.0 % to meet USP methods for non-compensated measurementsAcoustic indication of necessary recalibrationPower with AA batteries or use optional AC adapterCalibrate using automatically recognized standards or manually, to a single point across all ranges or to multiple points (one calibration point per each conductivity range)Ready indicator, manual or automatic measurement hold feature and optional automatic shut-off functionAdjustable conductivity-to-TDS conversion factor, from 0.4 to 1.0Includes innovative Grip-Clip™, quickly and easily secures the electrode to your beaker or containerAdditional features CON450Backlit displayBuilt-in memory function, stores up to 500 data sets, USB and RS232 outputBuilt-in real-time clock stamps stored data and calibration data with time and date, meets standards for GLP (Good Laboratory Practices)Scope of supply: Meter, conductivity cell (K =1.0), Grip Clip™, 2 x AA batteries, hard carry case, calibration solutions (1 x 1413 µS, 12.88 mS, 84 µS KCL Standard Solutions and 1 x Deionised (Rinse) Water, 60 ml each). CON45003K additionally with USB cableSpecificationsConductivity range: Resolution: Accuracy:0 … 200 mS 0.01 µS … 0.1 mS ±1 % full scaleConductivity calibration:Auto / manual, 1 point per rangeTDS range: Resolution: Accuracy:0 … 200000 ppm (TDS factor 1.0) 0.01 ppm … 100 ppm ±1 % full scaleTDS calibration:Manual, 1 point per rangeSalinity range (CON450 only): Resolution: Accuracy:0 … 50000 ppm 0.01 ±1 % full scaleSalinity calibration:Manual, 1 pointTemperature range: Resolution: Accuracy:-10.0 … 110.0 °C 0.1 °C ±0.5 °CDimensions (W x L x H): Weight:83 x 200 x 57 mm 500 gPower supply (CON450 / CON150):Incl. 2 x AA batteries, 300 h / 500 h continuous use, AC adapter (optional)IP code:IP 67Warranty:3 years on the meter