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Multiparameter Meters

Instruments used to measure more than one electrochemical parameter; may include methods for pH, conductivity, temperature, ion-specific concentrations, dissolved oxygen, turbidity, resistivity, mV, TDS, salinity, and barometric pressure.
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Promotions Available

Thermo Scientific™ Elite PCTS pH / Conductivity / TDS / Salinity Pocket Testers and Replacement Sensors

Flexible on-the-go pH, conductivity, TDS, salinity and temperature testing using durable Elite PCTS pocket testers for a variety of applications including agriculture, aquaculture, hydroponics and more!

EDGE
Salinity Measurement Modes Per practical salinity curve
Temperature Accuracy ±0.6°C, ±1.0°F for 0.0 to 50.0°C; ±1.1°C, ±1.9°F for 50.1 to 60.0°C
Resolution (Conductivity) 0.1 μS/cm for 0.0 to 200.0 μS/cm; 1 μS/cm for200 to 2000 μS/cm; 0.01 mS/cm for 2.00 to 20.00 mS/cm
Range (Conductivity) 0.00 to 20.00 mS/cm
Resolution (pH) 0.01
Range (TDS) 0.00 to 10.00 ppt
Measurement Modes pH,Conductivity,TDS,Salinity,Temperature
Resolution (TDS) 0.1 ppm for 0.0 to 100.0 ppm; 1 ppm for 100 to 1000 ppm; 0.01 ppt for 0.10 to 10.00 ppt
Range (pH) -1.00 to 15.00
TDS Factor Range 0.40 to 1.00 (selectable)
Accuracy (pH) ±0.02
Relative Humidity Range 5 to 85 %, non-condensing
Range (Salinity) 0.00 to 10.00 ppt
Temperature Compensation Yes
Accuracy (TDS) ± 1% full scale
Accuracy (Salinity) ± 1% full scale
Resolution (Salinity) 0.10 ppt
Accuracy (Conductivity) ± 1% full scale
Temperature Range (English) 32.0°F to 140.0°F
Calibration Points (pH) 1 to 3
Calibration Modes pH, conductivity, TDS, salinity, temperature
Temperature Probe Calibration 1 point
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Resolution 0.1°C, 0.1°F
Calibration Points (Conductivity) 1 to 3
2

Thermo Scientific™ Orion™ Pro Star MP218 pH/ion, Conductivity and DO Bench Meter

Designed to provide accurate and reliable pH, ORP, ion, conductivity, TDS, salinity, resistivity, DO, barometric pressure and temperature analysis, the Thermo Scientific™ Orion™ Pro Star MP218 bench meter is well suited for laboratories that desire a modern meter with advance performance.

Salinity Measurement Modes Natural Seawater (ppt), Practical Salinity Units (PSU), or % NaCl
Resolution (Polarographic DO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Pressure Range 400.0 to 850.0 mmHg; 0.533 to 1.133 bar
Range (Resistivity) 1.0Ω to 100.0 MΩ
Memory Non-volatile
Advanced ISE Functions Single known addition, single known subtraction, double known addition, double known subtraction, analyte addition and analyte subtraction
Resolution (pH) 0.1, 0.01 or 0.001 pH
Languages Chinese, English, French, German, Italian, Japanese, Korean, Portuguese, Spanish
Measurement Modes pH,ORP,mV,Ion Concentration (ISE),Conductivity,Dissolved Oxygen (mg/L),Temperature,Barometric Pressure
Resolution (ISE) 0.0001 minimum, 1 to 5 digits
Barometric Pressure Correction Yes, automatic with built-in barometer or manual
Display Type 7-in. High-resolution Color Graphic LCD
Resolution (mV) 0.1 mV
Resolution (Ion) 0.0001 minimum, 1 to 5 digits
Data Points 10,000 with Date and Time Stamp
Calibration Modes Water-saturated air (100% and 0% saturation), air-saturated water (100% and 0% saturation) or custom concentration value (Winkler)
Temperature Probe Calibration 1 or 2 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Probe Type Polarographic or optical DO electrode
Salinity Factor 0.0 to 50.0 ppt; automatic with conductivity measurement or manual entry
Accuracy (mV) ±0.2 mV or ±0.05% of the reading, whichever is greater
Accuracy (ISE) ±0.2 mV or ±0.05% of the reading, whichever is greater
Warranty 2 year meter warranty
Temperature Accuracy ±0.3°C, ±0.5°F
Calibration Points (ISE) Up to 5
Resolution (Conductivity) 0.001 μS/cm minimum, auto-ranging, up to 4 digits
Range (Conductivity) 0.010 μS/cm to 3000 mS/cm
Log Function Type Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Percent Saturation Range Polarographic DO 0.0 to 600.0% saturation
Range (RDO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Dimensions (L x W x H) 218.9 x 153.2 x 91.33 mm; 8.62 x 6.03 x 3.60 in.
Accuracy (TDS) ±0.5% reading
Temperature Selection Automatic with ATC temperature sensor, ambient or manual
Percent Saturation Range (RDO) 0.0 to 600.0% saturation
Keypad Capacitive touchscreen user interface
Outputs USB flash drive, computer or printer (STARA-106)
Temperature Range (English) -22.0°F to +266.0°F
Range (Relative mV) -2000 to 2000 mV
Calibration Points (pH) 1 to 5 points
Backlight Option Yes
Percent Saturation Relative Accuracy (RDO) ±2% saturation
Range (Polarographic DO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Range (mV) -2000 to 2000 mV
Accuracy (Barometer) ±6.0 mmHg; ±0.008 bar
Range (ORP) -2000 to 2000 mV
Methods 10 per channel (30 total)
Cell Constant 0.100 cm-1, 0.475 cm-1, 0.550 cm-1, 1.000 cm-1, 10.00 cm-1 or user-defined from 0.001 to 199.9 cm-1
Temperature (Metric) Reference 5, 10, 15, 20, 25 or 30°C
Range (pH) -2 to 20
TDS Factor Range Linear (0.01 to 10.00), ISO/EN 27888, 442, NaCl
Channels 3
Accuracy (pH) ±0.002 pH
Range (ISE) 0.0001 to 19999
Range (Salinity) 0.010 to 80.00 ppt; 0.01 to 42.00 PSU; or 0.01 to 400.0% NaCl
Resolution (RDO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Temperature Compensation Linear (0.00 to 10.00 %/°C), nLFn (non-linear natural water), nLFu (non-linear ultra-pure water), EP/USP or off
Accuracy (Salinity) ±0.5% reading
Resolution (Salinity) 0.001 ppt minimum; 0.01 PSU minimum; or 0.01% NaCl minimum, auto-ranging
Percent Saturation Resolution (RDO) 0.1, 1% saturation
Accuracy (Conductivity) ±0.5% reading
Resolution (DO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Percent Saturation Relative Accuracy (Polarographic DO) ±2% saturation
Inputs Channel 1: BNC for pH, ORP or ISE, 8-pin MiniDIN for ATC, pin-tip for reference; Channel 2: 8-pin MiniDIN for conductivity with ATC; Channel 3: 9-pin MiniDIN for dissolved oxygen with ATC
Weight (Metric) 1.00 kg
Resolution (ORP) 0.1 mV
Calibration Points (Conductivity) 1 to 5 points
Accuracy (DO) ±2% saturation; ±0.02 mg/L or ppm
Resolution (Resistivity) 0.1 Ωminimum, auto-ranging
Isopotential Point 7.000 pH; 1.000 ion concentration
Accuracy (Polarographic DO) ±2% saturation; ±0.02 mg/L or ppm
Accuracy (Resistivity) ±0.5% reading
AC Adapter Universal 100-240 V 50/60 Hz power supply with wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets
Range (TDS) 0.010 ppm to 500.0 ppt (TDS factor of 1.00); or 0.010 mg/L to 500.0 g/L (TDS factor of 1.00)
Resolution (TDS) 0.001 ppm or mg/L minimum, auto-ranging, up to 4 digits
Calibration pH, ORP, Ion Concentration, Conductivity, TDS, Salinity, DO, Barometric Pressure, Temperature
Accuracy (ORP) ±0.2 mV or ±0.05% of the reading, whichever is greater
Calibration Points 1 to 5 (pH), 1 (ORP), 1 to 5 (ion), 1 to 5 (conductivity), 1 to 5 (TDS), 1 (salinity), 1 to 2 (DO), 1 (barometer), 1 to 2 (temperature)
Alarm Output Calibration reminder alarm, high and low limit alarm per parameter
IP Rating IP54
Percent Saturation Resolution (Polarographic DO) 0.1, 1% saturation
Weight (English) 2.20 lbs.
Range (Ion) 0.0001 to 19999
Temperature Range (Metric) -30.0°C to +130.0°C
Range (DO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Temperature Resolution 0.1°C, 0.1°F
Accuracy (RDO) ±2% saturation; ±0.02 mg/L or ppm
3

METTLER TOLEDO™ Portable pH/Conductivity/Dissolved Oxygen/Ion Meters

Water and dust proof, IP67 rated meter for portable or field measurements. Portable meters compatible with pH, conductivity, dissolved oxygen, and ion selective electrodes.

IP Rating IP67
Certifications/Compliance ISO 9001:2000
4

METTLER TOLEDO™ Seven2Go S7 Conductivity Meter

The Seven2Go portables are engineered to provide users with fast quality data, one-handed operation, and durability, making them ideally suited for mobile applications in the laboratory, at-line, and outdoors.

Range (Resistivity) 0.00 to 100.0 Mohm/cm
Measurement Modes Conductivity
Cell Constant Manual entry
Range (pH) 0 to 14
Channels 1
Range (Salinity) 0.00 to 42 psu
Temperature Compensation Automatic or Manual
Battery Life 200 to 250 hr.
Display Type Color Graphic
Accuracy (Salinity) ±0.5%
Resolution (Salinity) 0.01 to 0.1
Accuracy (Conductivity) ±0.5%
Certifications/Compliance ISO 9001:2000
Inputs LTW 7-pin (sensor)
Weight (Metric) 290 g
Resolution (Conductivity) 0.01
Range (Conductivity) 0.01 μS/cm to 1000 mS/cm
Range (TDS) 0.01 mg/L to 600 g/L
Resolution (TDS) 0.01 to 1
Battery Type 4 x 1.5 V AA or 1.3 V NiMH acc.
Calibration Points 1
Dimensions (L x W x H) 222 x 70 x 35 mm
Accuracy (TDS) ±0.5%
IP Rating IP67
Model Single channel; conductivity, TDS, salinity
Temperature Range (Metric) -5°C to +105°C
5

Oakton™ Waterproof Multiparameter Testr

The ultimate tester for pH, conductivity, TDS, salinity and temperature

6

Mettler Toledo™ pH/Conductivity Meter SevenDirect SD23
GREENER_CHOICE

The SevenDirect SD23 is an accurate and flexible benchtop meter for the determination of pH and conductivity - either separately or simultaneously. The instrument is the replacement of the SevenCompact and is delivered with an EasyPlace sensor arm.

Accuracy (mV) 0.1 mV
Temperature Accuracy ±0.1°C between 0°C and 100°C
Memory 2000 Standard Measurements
Range (Conductivity) 0.001 μS/cm to 2000 mS/cm
Resolution (pH) 0.1, 0.01, 0.001
Channels 2
Accuracy (pH) 0.002
Dimensions (L x W x H) 195 x 205 x 65 mm
Data Management Details PC, Printer, USB Stick
Display Type Color TFT
IP Rating IP54
Accuracy (Conductivity) 0.5 %
Resolution (mV) 1, 0.1 mV
Temperature Range (English) -22°F to +266°F
Weight (English) 1.9 lb.
Temperature Range (Metric) -30°C to +130°C
Range (mV) -2000 to 2000 mV
Weight (Metric) 850 g
Temperature Resolution 0.1°C
Resolution (ORP) 1, 0.1
7

Hanna Instruments™ Waterproof pH/Conductivity/TDS Tester

Makes measuring pH quick and easy. Hanna Instruments™ Waterproof pH/Conductivity/TDS Tester is lightweight and waterproof offering high accuracy pH, EC/TDS and temperature measurements in a single handheld unit.

8

Mettler Toledo™ pH/Ion Meter SevenDirect SD50
GREENER_CHOICE

The SevenDirect SD50 is an accurate and flexible benchtop meter for the determination of pH, ORP and ion concentrations. The instrument is the replacement of the SevenCompact and is delivered with an EasyPlace sensor arm.

Temperature Accuracy ±0.1°C between 0°C and 100°C
Memory 2000 Standard Measurements
Resolution (pH) 0.1, 0.01, 0.001
Measurement Modes pH
Range (pH) -2.000 to 20.000
Accuracy (Ion) 0.5 %
Channels 1
Accuracy (pH) 0.002
Dimensions (L x W x H) 195 x 205 x 65 mm
Data Management Details PC, Printer, USB Stick
Display Type Color TFT
IP Rating IP54
Resolution (Ion) 3 or 4 digits (auto-range)
Temperature Range (English) -22°F to +266°F
Range (Ion) -2,000 to 20,000 pX, 0 to 999,999 mg/L (ppm)
Temperature Range (Metric) -30°C to +130°C
Range (mV) -2000 to 2000 mV
Temperature Resolution 0.1°C
9

Jenway™ Bench Meters

Use this versatile benchtop meter for a variety of applications. Jenway™ Bench Meters are ideal for routine analysis.

Height (Metric) 55 mm
Electrical Requirements 9VAC ±10% at 50/60Hz
Temperature Accuracy ±0.5°C
Length (Metric) 210 mm
Voltage 9 V
Frequency 50/60Hz
Temperature Resolution 0.1°C
10

Thermo Scientific™ Elite CTS Conductivity / TDS / Salinity Cup-sensor Pocket Testers and Replacement Sensors

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS cup-sensor pocket testers for a variety of applications including agriculture, aquariums and more!

Salinity Measurement Modes Per practical salinity curve
Temperature Accuracy ±0.6°C, ±1.0°F for 0.0 to 50.0°C; ±1.1°C, ±1.9°F for 50.1 to 60.0°C
Resolution (Conductivity) 0.1 μS/cm for 0.0 to 200.0 μS/cm; 1 μS/cm for200 to 2000 μS/cm; 0.01 mS/cm for 2.00 to 20.00 mS/cm
Range (Conductivity) 0.00 to 20.00 mS/cm
Range (TDS) 0.00 to 10.00 ppt
Measurement Modes Conductivity,TDS,Salinity,Temperature
Resolution (TDS) 0.1 ppm for 0.0 to 100.0 ppm; 1 ppm for 100 to 1000 ppm; 0.01 ppt for 0.10 to 10.00 ppt
TDS Factor Range 0.40 to 1.00 (selectable)
Relative Humidity Range 5 to 85 %, non-condensing
Range (Salinity) 0.00 to 10.00 ppt
Temperature Compensation Yes
Accuracy (TDS) ± 1% full scale
Accuracy (Salinity) ± 1% full scale
Resolution (Salinity) 0.10 ppt
Accuracy (Conductivity) ± 1% full scale
Temperature Range (English) 32.0°F to 140.0°F
Temperature Probe Calibration 1 point
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Resolution 0.1°C, 0.1°F
Calibration Points (Conductivity) 1 to 3
11

Thermo Scientific™ Elite CTS Conductivity / TDS / Salinity Pin-sensor Pocket Testers and Replacement Sensors

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS pin-sensor pocket testers for a variety of applications including hydroponics, pools, spas and more!

Salinity Measurement Modes Per practical salinity curve
Temperature Accuracy ±0.6°C, ±1.0°F for 0.0 to 50.0°C; ±1.1°C, ±1.9°F for 50.1 to 60.0°C
Resolution (Conductivity) 0.1 μS/cm for 0.0 to 200.0 μS/cm; 1 μS/cm for200 to 2000 μS/cm; 0.01 mS/cm for 2.00 to 20.00 mS/cm
Range (Conductivity) 0.00 to 20.00 mS/cm
Range (TDS) 0.00 to 10.00 ppt
Measurement Modes Conductivity,TDS,Salinity,Temperature
Resolution (TDS) 0.1 ppm for 0.0 to 100.0 ppm; 1 ppm for 100 to 1000 ppm; 0.01 ppt for 0.10 to 10.00 ppt
TDS Factor Range 0.40 to 1.00 (selectable)
Relative Humidity Range 5 to 85 %, non-condensing
Range (Salinity) 0.00 to 10.00 ppt
Temperature Compensation Yes
Accuracy (TDS) ± 1% full scale
Accuracy (Salinity) ± 1% full scale
Resolution (Salinity) 0.10 ppt
Accuracy (Conductivity) ± 1% full scale
Temperature Range (English) 32.0°F to 140.0°F
Temperature Probe Calibration 1 point
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Resolution 0.1°C, 0.1°F
Calibration Points (Conductivity) 1 to 3
12

Thermo Scientific™ Orion™ Pro Star PC215 pH/ion and Conductivity Bench Meter with Stand

Designed to provide accurate and reliable pH, ORP, ion concentration, conductivity, TDS, salinity, resistivity and temperature analysis, the Thermo Scientific™ Orion™ Pro Star PC215 bench meter is well suited for laboratories that desire a modern meter with advance performance.

Salinity Measurement Modes Natural Seawater (ppt), Practical Salinity Units (PSU), or % NaCl
Range (Resistivity) 1.0 Ω to 100.0 MΩ
Memory Non-volatile
Advanced ISE Functions Single known addition, single known subtraction, double known addition, double known subtraction, analyte addition and analyte subtraction
Resolution (pH) 0.1, 0.01 or 0.001 pH
Languages Chinese, English, French, German, Italian, Japanese, Korean, Portuguese, Spanish
Resolution (ISE) 0.0001 minimum, 1 to 5 digits
Display Type 7-in. High-resolution Color Graphic LCD
Resolution (mV) 0.1 mV
Resolution (Ion) 0.0001 minimum, 1 to 5 digits
Data Points 10,000 with Date and Time Stamp
Temperature Probe Calibration 1 or 2 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Accuracy (mV) ±0.2 mV or ±0.05% of the reading, whichever is greater
Accuracy (ISE) ±0.2 mV or ±0.05% of the reading, whichever is greater
Warranty 2 year meter warranty
Temperature Accuracy ±0.3°C, ±0.5°F
Calibration Points (ISE) Up to 5
Resolution (Conductivity) 0.001 μS/cm minimum, auto-ranging, up to 4 digits
Range (Conductivity) 0.010 μS/cm to 3000 mS/cm
Log Function Type Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Dimensions (L x W x H) 218.9 x 153.2 x 91.33 mm; 8.62 x 6.03 x 3.60 in.
Accuracy (TDS) ±0.5% reading
Temperature Selection Automatic with ATC temperature sensor, ambient or manual
Keypad Capacitive touchscreen user interface
Outputs USB flash drive, computer or printer (STARA-106)
Temperature Range (English) -22.0°F to +266.0°F
Range (Relative mV) -2000 to 2000 mV
Calibration Points (pH) 1 to 5 points
Backlight Option Yes
Range (mV) -2000 to 2000 mV
Range (ORP) -2000 to 2000 mV
Methods 10 per channel (20 total)
Cell Constant 0.100 cm-1, 0.475 cm-1, 0.550 cm-1, 1.000 cm-1, 10.00 cm-1 or user-defined from 0.001 to 199.9 cm-1
Temperature (Metric) Reference 5, 10, 15, 20, 25 or 30°C
Range (pH) -2 to 20
TDS Factor Range Linear (0.01 to 10.00), ISO/EN 27888, 442, NaCl
Channels 2
Accuracy (pH) ±0.002 pH
Range (ISE) 0.0001 to 19999
Range (Salinity) 0.010 to 80.00 ppt; 0.01 to 42.00 PSU; or 0.01 to 400.0% NaCl
Temperature Compensation Linear (0.00 to 10.00 %/°C), nLFn (non-linear natural water), nLFu (non-linear ultra-pure water), EP/USP or off
Accuracy (Salinity) ±0.5% reading
Resolution (Salinity) 0.001 ppt minimum; 0.01 PSU minimum; or 0.01% NaCl minimum, auto-ranging
Accuracy (Conductivity) ±0.5% reading
Inputs Channel 1: BNC for pH, ORP or ISE, 8-pin MiniDIN for ATC, pin-tip for reference; Channel 2: 8-pin MiniDIN for conductivity with ATC
Weight (Metric) 1.00 kg
Resolution (ORP) 0.1 mV
Calibration Points (Conductivity) 1 to 5 points
Resolution (Resistivity) 0.1 Ω minimum, auto-ranging
Isopotential Point 7.000 pH; 1.000 ion concentration
Accuracy (Resistivity) ±0.5% reading
AC Adapter Universal 100-240 V 50/60 Hz power supply with wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets
Range (TDS) 0.010 ppm to 500.0 ppt (TDS factor of 1.00); or 0.010 mg/L to 500.0 g/L (TDS factor of 1.00)
Resolution (TDS) 0.001 ppm or mg/L minimum, auto-ranging, up to 4 digits
Calibration pH, ORP, Ion Concentration, Conductivity, TDS, Salinity, Temperature
Accuracy (ORP) ±0.2 mV or ±0.05% of the reading, whichever is greater
Calibration Points 1 to 5 (pH), 1 (ORP), 1 to 5 (ion), 1 to 5 (conductivity), 1 to 5 (TDS), 1 (salinity), 1 to 2 (temperature)
Alarm Output Calibration reminder alarm, high and low limit alarm per parameter
IP Rating IP54
Weight (English) 2.20 lbs.
Range (Ion) 0.0001 to 19999
Temperature Range (Metric) -30.0°C to +130.0°C
Temperature Resolution 0.1°C, 0.1°F
13

Thermo Scientific™ Orion™ Pro Star PD216 pH/ion and DO Bench Meter

Designed to provide accurate and reliable pH, ORP, ion concentration, dissolved oxygen, barometric pressure and temperature analysis, the Thermo Scientific™ Orion™ Pro Star PD216 bench meter is well suited for laboratories that desire a modern meter with advance performance.

Resolution (Polarographic DO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Pressure Range 400.0 to 850.0 mmHg; 0.533 to 1.133 bar
Memory Non-volatile
Advanced ISE Functions Single known addition, single known subtraction, double known addition, double known subtraction, analyte addition and analyte subtraction
Resolution (pH) 0.1, 0.01 or 0.001 pH
Languages Chinese, English, French, German, Italian, Japanese, Korean, Portuguese, Spanish
Measurement Modes pH,ORP,mV,Ion Concentration (ISE),Dissolved Oxygen (mg/L),Dissolved Oxygen (% Saturation),Temperature,Barometric Pressure
Resolution (ISE) 0.0001 minimum, 1 to 5 digits
Barometric Pressure Correction Yes, automatic with built-in barometer or manual
Display Type 7-in. High-resolution Color Graphic LCD
Resolution (mV) 0.1 mV
Resolution (Ion) 0.0001 minimum, 1 to 5 digits
Data Points 10,000 with Date and Time Stamp
Calibration Modes Water-saturated air (100% and 0% saturation), air-saturated water (100% and 0% saturation) or custom concentration value (Winkler)
Temperature Probe Calibration 1 or 2 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Probe Type Polarographic or optical DO electrode
Salinity Factor 0.0 to 50.0 ppt
Accuracy (mV) ±0.2 mV or ±0.05% of the reading, whichever is greater
Accuracy (ISE) ±0.2 mV or ±0.05% of the reading, whichever is greater
Warranty 2 year meter warranty
Temperature Accuracy ±0.3°C, ±0.5°F
Calibration Points (ISE) Up to 5
Log Function Type Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Percent Saturation Range Polarographic DO 0.0 to 600.0% saturation
Range (RDO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Dimensions (L x W x H) 218.9 x 153.2 x 91.33 mm; 8.62 x 6.03 x 3.60 in.
Temperature Selection Automatic with ATC temperature sensor, ambient or manual
Percent Saturation Range (RDO) 0.0 to 600.0% saturation
Keypad Capacitive touchscreen user interface
Outputs USB flash drive, computer or printer (STARA-106)
Temperature Range (English) -22.0°F to +266.0°F
Range (Relative mV) -2000 to 2000 mV
Calibration Points (pH) 1 to 5 points
Backlight Option Yes
Percent Saturation Relative Accuracy (RDO) ±2% saturation
Range (Polarographic DO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Range (mV) -2000 to 2000 mV
Accuracy (Barometer) ±6.0 mmHg; ±0.008 bar
Range (ORP) -2000 to 2000 mV
Methods 10 per channel (20 total)
Range (pH) -2 to 20
Channels 2
Accuracy (pH) ±0.002 pH
Range (ISE) 0.0001 to 19999
Resolution (RDO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Percent Saturation Resolution (RDO) 0.1, 1% saturation
Resolution (DO) 0.1, 1% saturation; 0.01, 0.1 mg/L or ppm
Percent Saturation Relative Accuracy (Polarographic DO) ±2% saturation
Inputs Channel 1: BNC for pH, ORP or ISE, 8-pin MiniDIN for ATC, pin-tip for reference; Channel 2: 9-pin MiniDIN for dissolved oxygen with ATC
Weight (Metric) 1.00 kg
Resolution (ORP) 0.1 mV
Accuracy (DO) ±2% saturation; ±0.02 mg/L or ppm
Isopotential Point 7.000 pH; 1.000 ion concentration
Accuracy (Polarographic DO) ±2% saturation; ±0.02 mg/L or ppm
AC Adapter Universal 100-240 V 50/60 Hz power supply with wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets
Calibration pH, ORP, Ion Concentration, DO, Barometric Pressure, Temperature
Accuracy (ORP) ±0.2 mV or ±0.05% of the reading, whichever is greater
Calibration Points 1 to 5 (pH), 1 (ORP), 1 to 5 (ion), 1 to 2 (DO), 1 (barometer), 1 to 2 (temperature)
Alarm Output Calibration reminder alarm, high and low limit alarm per parameter
IP Rating IP54
Percent Saturation Resolution (Polarographic DO) 0.1, 1% saturation
Weight (English) 2.20 lbs.
Range (Ion) 0.0001 to 19999
Temperature Range (Metric) -30.0°C to +130.0°C
Range (DO) 0.0 to 600.0% saturation; 0.01 to 90.0 mg/L or ppm
Temperature Resolution 0.1°C, 0.1°F
Accuracy (RDO) ±2% saturation; ±0.02 mg/L or ppm
14

WTW™ inoLab™ Multiparameter Digital Benchtop Meters
GREENER_CHOICE

Obtain uncompromised measuring accuracy of digital measurements of pH, ORP, dissolved oxygen (optical), BOD, conductivity and turbidity in the lab using the WTW™ inoLab™ Multiparameter Digital Benchtop Meters.

Resolution (pH) 0.1/0.01/0.001
Range (pH) -2 to 20.001
Width (Metric) 24 cm
Accuracy (pH) ±0.005
Power Supply 4 x 1.5V AA type batteries
Range (Salinity) 0 to 70 ppt
Data Management Details 500 Manual/5000 automatic with time/date stamp
Display Type LCD
Resolution (Salinity) 3 Significant digits
Voltage 100/240 V
Accuracy (Conductivity) ±0.05% of reading
Resolution (mV) 0.1mV
Resolution (DO) 3 Significant digits
Certifications/Compliance cETLus, CE
Calibration Points (Conductivity) 1
Shipping Weight (Metric) 8 kg
Height (Metric) 19 cm
Accuracy (mV) ±0.3 or 0.05% of reading
Warranty 3 Years
Temperature Accuracy ±0.1
Accuracy (DO) ±0.05% of reading
Resolution (Resistivity) 3 Significant digits
Resolution (Conductivity) 3 Significant digits
Range (Conductivity) 0 μS to 1000 mS
Range (TDS) 0 to 1999 mg/L
Resolution (TDS) 3 Significant digits
Dimensions (L x W x H) 24 W x 19 Hcm
Product Type Digital benchtop multiparameter
Depth (Metric) 8 cm
Model inoLab Multi 9310 IDS
Outputs Mini USB
Frequency 50/60Hz
Calibration Points (pH) 1 to 5
Temperature (Metric) Operating 0°C to 50°C
Range (mV) ±1200 mV
Range (DO) 0 to 90mg/L
Temperature Resolution 0.1
15

Thermo Scientific™ Orion Star™ A326 pH/Dissolved Oxygen Portable Multiparameter Meter
BIOPHARMA

Accurately measure pH, dissolved oxygen and temperature with our pH/DO/RDO portable meter for high performance in challenging field tests.

Resolution (Polarographic DO) 0.01, 0.1mg/L
Pressure Range 400 to 850mmHg
Memory Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH) 0.1/0.01/0.001
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Measurement Modes pH,mV,Relative mV,ORP with Temperature,Dissolved Oxygen (% Saturation),Dissolved Oxygen (mg/L with Temperature)
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Barometric Pressure Correction 400 to 850mmHg, automatic using built-in barometer or manual entry
Data Management Details Transfer single, range or all data points to printer or computer
Battery Life 800 hr.
Display Type LCD Graphic, Backlit
Resolution (mV) 0.1mV
Data Points 5000 with Date and Time Stamp
Calibration Modes Water-saturated air, air-saturated water, manual (Winkler titration), zero point
Temperature Probe Calibration 1 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Salinity Factor 0.0 to 45.0 ppt, automatic correction using manual entry of sample salinity
Accuracy (mV) ±0.2 mV or ±0.05% of reading whichever is greater
Warranty 3 Year Meter
Temperature Accuracy ±0.1°C
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Log Function Type Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Percent Saturation Range Polarographic DO 0.0 to 600.0 % saturation
Battery Type 4 AA (included)
Relative Humidity Range 5 to 85 %, non-condensing
Range (RDO) 0.00 to 50.00mg/L
Dimensions (L x W x H) 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
Temperature Selection Manual or automatic with ATC temperature probe
Percent Saturation Range (RDO) 0.0 to 500.0 % saturation
Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs USB, RS232
Temperature Range (English) 22.0°F to 221.0° F
Range (Relative mV) ±2000.0 mV
Calibration Points (pH) 1 to 5
Backlight Option Yes (Selectable)
Percent Saturation Relative Accuracy (RDO) ±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation
Range (Polarographic DO) 0.00 to 90.00mg/L
Range (mV) ±2000.0 mV
Accuracy (Barometer) ±6mmHg
Range (ORP) ±2000.0 mV
Methods 10 per channel with password protection
Pressure Resolution 1mmHg
Range (pH) -2 to 20
Channels 2
Accuracy (pH) ±0.002
Resolution (RDO) 0.01, 0.1mg/L
Percent Saturation Resolution (RDO) 0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO) ±2 % saturation or ±2% of reading whichever is greater
Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature)
Weight (Metric) 0.5 kg
Temperature (English) Operating 41°F to 113°F (ambient)
Isopotential Point 7.000pH
Accuracy (Polarographic DO) ±0.2mg/L or ±2% of reading, whichever is greater
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Calibration pH with calibration editing option, relative mV (RmV), ORP, dissolved oxygen and temperature
Calibration Points 1 point relative mV (RmV) mode, 1 point ORP mode
Alarm Output High/low limit alarm, calibration due alarm
IP Rating IP67
Percent Saturation Resolution (Polarographic DO) 0.1, 1 % saturation
Model Orion Star A326 pH/mV/RmV/ORP/RDO Optical/Dissolved Oxygen/Temperature Portable Meter
Weight (English) 1.2 lb.
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5.0°C to +105.0°C
Percent Saturation Range (Polarographic DO) 0.0 to 600.0 % saturation
Temperature Resolution 0.1°C, 0.1°F
Accuracy (RDO) ±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L