Ph/Conductivity Meters

Measurement Range 00.0 μS/cm – 199.9 mS/cm,0.1 mg/L – 199.9 g/L (TDS),0 – 100 °C Measurement Resolution 0.01 μS/cm,0.1 mg/L,0.1 °C Display LCD Electrode STCON3 (Included) Accuracy ± (Temperature) 0.3 °C Battery Life 250 Hours with Disposable Batteries Calibration 1 Point Conductivity accuracy 0.5 % Conductivity measuring range 0.01 μS/cm-199.9 mS/cm Dimensions (HxLxW) 1.38 in x 6.69 in x 3.54 in (33 mm x 170 mm x 90 mm) In-use cover No Measurement Range (Temperature) 0 °C – 100 °C Net Weight 0.16 kg Parameter Conductivity / TDS Power 4 AAA (LR03) Batteries (Included) Resolution Cond. (Variable) 0.01 – 1 Temperature Compensation Automatic Temperature resolution 0.1 °C Temperature Sensor 30 KΩ NTC Working Environment 41°F – 104°F, 80%RH, non-condensing (5°C – 40°C, 80%RH, non-condensing)

Large, informative screen clearly shows the main information, including conductivity or TDS reading, temperature in °C or °F, meter mode and battery life Dont miss a reading AUTOREAD* locks in the stable reading on your screen and ready indicator alerts when readings are stable Selectable cell constant Manual calibration or automatic calibration when using a Thermo Scientific Orion conductivity standard (sold separately) Selectable reading reference temperatures of 20°C or 25°C for an accurate result Non-volatile memory holds up to 50 data points Four AA batteries (included) provide over 2000 hours of operation or purchase the universal power adapter (sold separately) to run meter on AC power Perfectly portable, waterproof and protected to take anywhere with a IP67-rated housing 3 year meter replacement warranty Certifications: CE, TUV, FCC Class A limits Range 0.1 uS/cm to 200 mS/cm Resolution 0.01uS minimum, 3 significant figures Relative Accuracy 0.5% reading ±1 digit Reference Temperature 20 °C, 25 °C Compatible Cell Constants 0.1 to 10.0 Calibration Points 1 Range 1 to 19,999 ppm Resolution 4 significant digits Relative Accuracy 0.5% reading ±1 digit TDS Factor Range Linear, 0.01 to 10.00 Range -5 to 105 Resolution 0.1 Relative Accuracy ±0.1 Number of Points 50 points Conductivity with Temperature Probe 8-pin mini-DIN AC Adapter 100-240 VAC, 50-60 Hz (sold separately) Battery Power Four AA Battery Life 2000 hours

Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese Dont miss a reading AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals Up to 5 point pH calibration with automatic recognition for USA/NIST and DIN buffers Fix calibration errors without a complete recalibration with calibration editing Non-volatile memory holds up to 2000 data points with time and date stamp Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and complimentary data analysis software Mix samples without a stir plate with direct control of the Orion Star stirrer probe (096019, sold separately) Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power IP54-rated housing handles splashes and is wall-mountable if table space is a problem 3 year meter replacement warranty Certifications: CE, TUV, FCC Class A limits pH Range -2.000 to 20.000 pH Resolution 0.1, 0.01, 0.001 pH Relative Accuracy ±0.002 pH Calibration Points up to 5 mV Range ±2000.0 mV Resolution 0.1 mV Relative Accuracy ±0.2 mV or ±0.05% of reading whichever is greater Temperature Range -5 to 105 Temperature Resolution 0.1 Temperature Relative Accuracy ±0.1 Inputs BNC, reference pin, 8-pin mini-DIN, stirrer port Battery Power Four AA (sold separately) Battery Life 2000 hours > Each Unit Includes 8302BNUMD ROSS Glass Refillable pH/ATC Triode 810199 ROSS pH Buffer Kit (pH 4, 7, 10 Buffer, ROSS Storage and Cleaning Solutions Electrode Storage Bottle

Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese Dont miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals Selectable cell constant allows for use with 2- or 4-cell conductivity cells For accurate results, selectable reading reference temperatures of 5, 10, 15, 20 or 25*C with linear, non-linear, nLFu or EP curve options Choice of practical salinity or natural sea water curves for salinity readings Linear or ISO/EN 27888 curves for TDS Non-volatile memory holds up to 2000 data points with time and date stamp Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and complimentary data analysis software Mix samples without a stir plate with direct control of the Orion Star stirrer probe (096019, sold separately) Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power IP54-rated housing handles splashes and is wall-mountable if table space is a problem Three year meter replacement warranty Certifications: CE, TUV, FCC Class A limits Conductivity Range 0.00 to 3000 mS Resolution 0.01 uS minimum, 4 significant figures minimum Relative Accuracy 0.5% reading ±1 digit Reference Temperature 5 °, 10 °, 15°, 20°, 25°C Compatible Cell Constants 0.001 to 199.9 Calibration Points up to 5 Resistivity Range 2 Ohm to 100Meg-Ohm Resolution 2 ohms-cm Relative Accuracy 0.5% ± 1 digit Salinity Type Practical salinity or natural sea water, multilanguage interface, direct control of Star stirrer probe 096019 (sold separately) Range 0.01 to 80.0 ppt NaCl equivalent, 0.01 to 42 ppt practical salinity Resolution 0.01 Relative Accuracy ± 0.1 TDS Range 0 to 200 ppt Resolution 4 significant digits Relative Accuracy ±0.5% reading ±1 digit TDS Factor Range Linear, 0.01 to 10.00 Temperature Range -5 to 105°C Resolution 0.1 Relative Accuracy ±0.1 Offset Calibration 1 point Datalogging Number of Points 2000 points with date/time stamp Log Function Manual, ready (includes AUTO-READ*), timed Log Edit Delete individual points, group of points or all Inputs/Output Conductivity with Temperature Probe 8-pin mini-DIN, stirrer port Output RS-232, USB Power AC Adapter 100-240 VAC, 50-60 Hz (included) Battery Power Four AA (sold separately) Battery Life 2000 hours

Selectable cell constant allows for use with two- or four-cell conductivity cells Selectable reading reference temperatures of 5, 10, 15, 20 or 25°C with linear, nonlinear, nLFu or EP curve options for accurate results Choice of practical salinity or natural sea water curves for salinity readings Linear or ISO/EN 27888 curves for TDS Included electrode arm and newly-designed probe holder for easy maintain and place probes into samples Wall-mounts to save valuable bench space Three-year meter replacement warranty Plain language screen prompts Soft keys that update for easy selection Multilanguage interface supports English, Spanish, French, Italian, German and Chinese

Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese Dont miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals Selectable cell constant allows for use with 2- or 4-cell conductivity cells For accurate results, selectable reading reference temperatures of 5, 10, 15, 20 or 25*C with linear, non-linear, nLFu or EP curve options Choice of practical salinity or natural sea water curves for salinity readings Linear or ISO/EN 27888 curves for TDS Non-volatile memory holds up to 2000 data points with time and date stamp Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and complimentary data analysis software Mix samples without a stir plate with direct control of the Orion Star stirrer probe (096019, sold separately) Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power IP54-rated housing handles splashes and is wall-mountable if table space is a problem Three year meter replacement warranty Certifications: CE, TUV, FCC Class A limits Range 0.00 to 3000 mS Resolution 0.01 uS minimum, 4 significant figures minimum Relative Accuracy 0.5% reading ±1 digit Reference Temperature 5 °, 10 °, 15°, 20°, 25°C Compatible Cell Constants 0.001 to 199.9 Calibration Points up to 5 Range 2 Ohm to 100Meg-Ohm Resolution 2 ohms-cm Relative Accuracy 0.5% ± 1 digit Type Practical salinity or natural sea water, multilanguage interface, direct control of Star stirrer probe 096019 (sold separately) Range 0.01 to 80.0 ppt NaCl equivalent, 0.01 to 42 ppt practical salinity Resolution 0.01 Relative Accuracy ± 0.1 Range 0 to 200 ppt Resolution 4 significant digits Relative Accuracy ±0.5% reading ±1 digit TDS Factor Range Linear, 0.01 to 10.00 Range -5 to 105°C Resolution 0.1 Relative Accuracy ±0.1 Offset Calibration 1 point Number of Points 2000 points with date/time stamp Log Function Manual, ready (includes AUTO-READ*), timed Log Edit Delete individual points, group of points or all Conductivity with Temperature Probe 8-pin mini-DIN, stirrer port Output RS-232, USB AC Adapter 100-240 VAC, 50-60 Hz (included) Battery Power Four AA (sold separately) Battery Life 2000 hours

Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese No need to worry about DO probe compatibility – the meter accepts and automatically recognizes Orion polarographic and RDO optical/ luminescence-based probes Accurate results are easy with automatic temperature, manual salinity and your choice of automatic or manual barometric pressure compensation Dont miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals Calibrate using water-saturated air, air-saturated water, a Winkler titration or zero point calibration Non-volatile memory holds up to 2000 data points with time and date stamp Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and included data analysis software For faster BOD readings, control the Orion AUTO-STIR* polarographic DO probe (086030MD, sold separately) directly from the meter Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power IP54-rated housing handles splashes and is wall-mountable if table space is a problem 3 year meter replacement warranty Certifications: CE, TUV, FCC Class A limits Concentration Range Polarographic: 0 to 90mg/L,RDO optical: 0 to 50mg/L Concentration Resolution 0.01, 0.1 Relative Accuracy Polarographic: ±0.2mg/L, ±2% RDO optical: ±0.1mg/L up to 8mg/L, ±0.2mg/L up to 20mg/L, 10% of reading beyond, ±2% % Saturation Range Polarographic: 0 to 600, RDO optical: 0 to 500 % Saturation Resolution 0.1, 1 Salinity Factor 0 to 45 ppt, manual Range -5 to 105 Resolution 0.1 Relative Accuracy ±0.1 Display Graphic LCD, simultaneous display of measurement, temperature, date/time, sample ID, user ID and more Inputs 8-pin mini-DIN, stirrer port Sensor Type Polarographic or RDO (optical/luminesce-based) DO Outputs RS-232, USB Data Management 2000 points with date/time stamp Battery Power Four AA (sold separately) Battery Life 2000 hours Relative Humidity 5 to 85% noncondensing Special Feature Direct control of stirrer (sold separately), Multi-language interface, Accepts polarographic or RDO optical DO probes Power Supply Universal AC line voltage or optional four AA batteries Warranty 3-year meter replacement

Anyone can use this meter with its plain language screen prompts, soft keys that update for easy selection and a multilanguage interface that supports English, Spanish, French, Italian, German and Chinese No need to worry about DO probe compatibility – the meter accepts and automatically recognizes Orion polarographic and RDO optical/ luminescence-based probes Accurate results are easy with automatic temperature, manual salinity and your choice of automatic or manual barometric pressure compensation Dont miss a reading – AUTO-READ* locks in the stable reading on your screen, ready indicator alerts when readings are stable and timed reading gathers data in specific time intervals Calibrate using water-saturated air, air-saturated water, a Winkler titration or zero point calibration Non-volatile memory holds up to 2000 data points with time and date stamp Easily transfer data and keep meter software up-to-date with the USB and RS232 ports and included data analysis software For faster BOD readings, control the Orion AUTO-STIR* polarographic DO probe (086030MD, sold separately) directly from the meter Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power IP54-rated housing handles splashes and is wall-mountable if table space is a problem 3 year meter replacement warranty Certifications: CE, TUV, FCC Class A limits Concentration Range Polarographic: 0 to 90mg/L,RDO optical: 0 to 50mg/L Concentration Resolution 0.01, 0.1 Relative Accuracy Polarographic: ±0.2mg/L, ±2% RDO optical: ±0.1mg/L up to 8mg/L, ±0.2mg/L up to 20mg/L, 10% of reading beyond, ±2% % Saturation Range Polarographic: 0 to 600, RDO optical: 0 to 500 % Saturation Resolution 0.1, 1 Salinity Factor 0 to 45 ppt, manual Range -5 to 105 Resolution 0.1 Relative Accuracy ±0.1 Display Graphic LCD, simultaneous display of measurement, temperature, date/time, sample ID, user ID and more Inputs 8-pin mini-DIN, stirrer port Sensor Type Polarographic or RDO (optical/luminesce-based) DO Outputs RS-232, USB Data Management 2000 points with date/time stamp Battery Power Four AA (sold separately) Battery Life 2000 hours Relative Humidity 5 to 85% noncondensing Special Feature Direct control of stirrer (sold separately), Multi-language interface, Accepts polarographic or RDO optical DO probes Power Supply Universal AC line voltage or optional four AA batteries Warranty 3-year meter replacement > Each Unit Includes 083005MD Polarographic DO Probe with 1.5 Meter Cable and Calibration Sleeve 080513 Probe Maintenance Kit 970802 BOD Funnel and Stirrer 080360 BOD Adapter