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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Mettler Toledo™ SevenGo Duo™ SG23 Field Kit

Stores up to 99 GLP records for mobile measurement of pH, mV, conductivity, TDS, salinity and specific resistance. Mettler Toledo™ SevenGo Duo™ SG23 Field Kit can be used in the field and the production environment. The instrument is characterized by user-friendliness and excellent ergonomics.

Pricing and Availability
Specifications

Range (Resistivity)	0.00 to 100.0 Mohm/cm
Memory	99 measurements
Resolution (pH)	0.01
Languages	Chinese, Chinese (TW), Croatian, Czech, Danish, Dutch, English (GB), English (US), French, German, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (BR), Russian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Vietnamese
Range (pH)	0 to 14
For Use With (Application)	Suited for mobile measurements both in the field and in the production environment
Channels	Dual-channel
Accuracy (pH)	±0.01
Power Supply	4 AA batteries or 1.3V NiMH accumulators
Range (Salinity)	0.00 to 80.0 ppt
Display Type	LCD
Accuracy (Salinity)	±0.5°C
Resolution (Salinity)	0.01 to 0.1
Accuracy (Conductivity)	±0.01%
Resolution (mV)	1
Inputs	pH sensor inputs: BNC, RCA/cinch (both IP67) Conductivity sensor input: LTW 7-pin (IP67)
Weight (Metric)	357 g (Without batteries)
Accuracy (mV)	±1
Temperature Accuracy	±0.5°C
Resolution (Resistivity)	0.01 to 0.1
Resolution (Conductivity)	0.01 to 1
Range (Conductivity)	0.10 μS/cm to 500 mS/cm
Accuracy (Resistivity)	±0.5°C
Range (TDS)	0.01 mg/L to 300 g/L
Resolution (TDS)	0.01 to 1
Battery Type	1.5 V
Relative Humidity Range	5–85% (non-cond.)
Dimensions (L x W x H)	220 x 90 x 45mm
Accuracy (TDS)	±0.5°C
Product Type	Field Kit
IP Rating	IP 67
Calibration Points (pH)	3
Temperature (Metric) Operating	0°C to 40°C
Temperature Range (Metric)	-5.0°C to +105°C
Range (mV)	-1999 to 1999 mV
Temperature Resolution	0.1°C

METTLER TOLEDO™ SevenExcellence™ S470 pH/Conductivity Benchtop Meter

The S470 meter measures pH, conductivity, resistivity, redox/ORP, TDS, salinity, and ISFET. It can be expanded with additional modules to measure dissolved oxygen, BOD, and ISE. It has an intuitive touchscreen, measurement shortcuts, and can export data to a printer, Excel file, or LIMS system.

Pricing and Availability
Specifications

Range (Resistivity)	0.01 to 100 Mohm/cm
Resolution (pH)	0.001/0.01/0.1
Range (pH)	-2 to 20
Resolution (ISE)	0.001 to 1
Accuracy (pH)	±0.002
Range (ISE)	0 to 999999mg/L
Range (Salinity)	0 to 80 ppt
Display Type	TFT
Resolution (Salinity)	0.001 to 1
Accuracy (Conductivity)	±0.5%
Resolution (mV)	0.1/1mV
Data Points	20,000
Calibration Points (Conductivity)	13 Pre defined and 20 user defined standard
Accuracy (mV)	±0.1mV
Temperature Accuracy	±0.1°C
Calibration Points (ISE)	Max. 5 points, 8 pre defined and 20 user defined buffer group
Resolution (Resistivity)	0.001 to 1
Resolution (Conductivity)	0.001μS/cm to 2000mS/cm
Range (Conductivity)	0.001 μS/cm to 2000 mS/cm
Range (TDS)	0.001 mg/L to 1000 g/L
Resolution (TDS)	0.001 to 1
Outputs	RS232, USB-A, USB-B, LAN, Mini-LTW, Mini-DIN, BNC, Cinch/RCA
Calibration Points (pH)	Max. 5 points, 8 pre defined and 20 user defined buffer group
Temperature Range (Metric)	-30°C to +130°C
Range (mV)	-2000 to 2000 mV
Temperature Resolution	0.1°C

Thermo Scientific™ Elite pH Pocket Testers and Replacement Sensors

Flexible on-the-go pH and temperature testing using durable Elite pocket testers with replaceable sensors for a variety of applications including environmental monitoring, pools, spas and more!

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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!

Pricing and Availability
Specifications

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

Eutech Expert pH Pocket Tester

Perform on-the-go, fuss-free measurements for applications such as water treatment, environmental monitoring, education, hydroponics, agriculture, aquaculture, food & beverage and many more!

Pricing and Availability

Thermo Scientific™ Eutech™ CyberScan PCD 650 Multi-Parameter Meter

Measure multiple parameters in a cost-effective and convenient way by using only one Eutech™ multi-parameter meter.

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Thermo Scientific™ Orion Star™ A321 pH Portable Meter

Accurately monitor pH, mV, ORP and temperature with our waterproof, portable pH meter for high performance in challenging field locations.

Pricing and Availability
Specifications

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
Range (pH)	-2 to 20
Channels	1
Accuracy (pH)	±0.002
Power Supply	4 AA batteries (included) or universal AC adapter (sold separately)
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
Temperature Probe Calibration	1 point temperature offset calibration
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Inputs	BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe)
Weight (Metric)	0.5 kg
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
Temperature (English) Operating	41°F to 113°F (ambient)
Isopotential Point	7.000pH
AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Log Function Type	Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Calibration	pH with calibration editing option, relative mV (RmV), ORP and temperature
Battery Type	4 x AA
Relative Humidity Range	5 to 85%, non-condensing
Calibration Points	1 to 5
Alarm Output	High/low limit alarm, calibration due alarm
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
IP Rating	IP 67
Keypad	Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Model	Orion Star A321 pH/mV/RmV/ORP/Temperature Portable Meter
Outputs	USB, RS-232
Temperature Range (English)	22.0°F to 221.0° F
Range (Relative mV)	±2000.0 mV
Backlight Option	Yes, selectable
Weight (English)	1.2 lb.
Temperature (Metric) Operating	5°C to 45°C (ambient)
Temperature Range (Metric)	-5.0°C to +105.0°C
Range (mV)	±2000.0 mV
Range (ORP)	±2000.0 mV
Methods	10 per channel with password protection
Temperature Resolution	0.1°C, 0.1°F

WTW™ pH/Cond 3320 Multi-parameter Meter

The pH/Cond 3320 has a robust, waterproof housing (IP67) and is equipped with a memory as well as a data logger

Pricing and Availability

WTW™ Multiparameter Meters

The perfect meter for environmental applications

Pricing and Availability
Specifications

Accuracy (ISE)	0.000 to 999999μmol/L
Memory	Up to 10 calibration records
Range (Conductivity)	0.000 to 1000 μS/cm
Range (TDS)	0 to 199.9 g/L
Range (pH)	-2.000 to 19.999
Calibration	Automatic/Manual
For Use With (Application)	For measurement of pH, ORP, conductivity, and dissolved oxygen (electro chemical) is a perfect meter for environmental applications in ground and surface water measurement, aquaculture, waste water treatment plants and much more.
Battery Type	AA
TDS Factor Range	0 to 199.9g/L
Range (ISE)	0.000 to 999999μmol/l
Power Supply	1.5V
Range (Salinity)	0.0 to 70.0
Display Type	LCD Graphic, Backlit
Product Type	Multi-parameter Meter
IP Rating	IP 67
Model	Multi 3320
Calibration Points (pH)	±2.000 to19,999
Range (mV)	-2500 to 2500 mV
Inputs	Two

WTW™ MultiLine™ Multi 3620 IDS Multi-parameter Portable Meter

Solve multiple measuring tasks at once and save time and costs. WTW™ MultiLine™ Multi 3620 IDS Multi-parameter Portable Meters feature two universal measuring channels for measuring pH, ORP, dissolved oxygen and/or turbidity simultaneously.

Pricing and Availability
Specifications

Display Type	LCD Color Graphic, Backlit
IP Rating	IP 67
Memory	Manual 500 / 10000 automatic
Channels	2
Power Supply	Wide range power supply, 4x 1.2 V NiMH battery or via Mini USB-B

WTW™ inoLab™ Multi 9620 IDS Multi-Parameter Benchtop Meter

Use this benchtop meter for simultaneous measurement with two independent measuring channels. The WTW™ inoLab™ Multi 9620 IDS Multi-Parameter Benchtop Meter is wireless-ready and offers fatigue-proof reading on a brilliant colour display.

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SI Analytics™ Digital Multi-Parameter Portable Meter

SI Analytics™ Digital Multi-Parameter Portable Meter has a single cast silicone keypad that can be cleaned easily with a soft brush under a water jet.

Pricing and Availability

Thermo Scientific™ Eutech™ PD 450 Meter

Collecting multi-parameter data is a breeze using Eutech™ PD 450 Meter.

Pricing and Availability
Specifications

Resolution (Polarographic DO)	0.10 %; 0.1 ppm/mg/L
Memory	Stores up to 500 data sets
Resolution (pH)	0.01
Measurement Modes	pH,mV,Dissolved Oxygen,Temperature
Range (pH)	-2.00 to 16.00
Accuracy (pH)	±0.01
Includes	Time and date stamp on calibration and stored data
Temperature Compensation	Automatic or manual from -10 to 110 °C
Battery Life	100+ hr. (without backlight)
Display Type	Backlit Custom LCD
Compensation	Pressure & Salinity Compensation: manual
Resolution (mV)	0.1 mV ±999.9 mV; 1 mV beyond
Weight (Metric)	Meter: 0.5 kg, Boxed: 0.7 kg
Accuracy (mV)	±0.2 mV +2 LSD or +0.5 % of reading; whichever is greater
Temperature Accuracy	±0.5°C, ±0.9°F
Accuracy (DO)	±2 %; ±0.1 ppm or mg/L up to 8; ±0.2 ppm or mg/L above 8
AC Adapter	Optional
Calibration	mV: ±200 mV, DO: Zero and saturation, Temp: Offset in 0.1 increments, ±10 °C or &
Battery Type	2 AA (included)
Dimensions (L x W x H)	Meter: 7 7/8in x 3 1/8in x 2 1/4in (20 x 8.3 x 5.7 cm), Boxed: 9 1/8in x 9 1/8in x 2 3/4in (23 x 23 x 7 cm)
IP Rating	IP 67
Outputs	USB or RS232
Temperature Range (English)	14.0°F to 230.0°F
Calibration Points (pH)	Up to 6 points: USA, NIST, DIN or custom
Weight (English)	Meter: 1 lb , Boxed: 1.4 lb
Range (Polarographic DO)	0 to 200 %; 0 to 20 ppm/mg/L
Temperature Range (Metric)	-10.0°C to +110.0°C
Range (mV)	±2000 mV
Temperature Resolution	0.1 ºC/ºF

Thermo Scientific™ Eutech™ PD450 Meter Kit ECPDWP45004K

Collecting multi-parameter data is a breeze using Eutech™ PD450 Meter Kit ECPDWP45004K.

Pricing and Availability

Thermo Scientific™ Orion™ Versa Star Pro™ pH/ISE Benchtop Multiparameter Meter

Get premium performance and ultimate flexibility with our benchtop meter with pH/ISE module for pH, ion concentration, and temperature.

Pricing and Availability
Specifications

Power Rating	DC input: 9VDC, 1A
Memory	Non-volatile memory preserves data log, calibration log and meter settings
Advanced ISE Functions	Segmented (point-to-point) slope, non-linear selectable auto-blank, low concentration range stabilit
Resolution (pH)	0.1/0.01/0.001
Languages	English, Spanish, French, Italian, German, Chinese, Portuguese and Korean
Measurement Modes	pH,mV,Relative mV,ORP,Ion Concentration (ISE) with Temperature
Range (pH)	-2.000 to 20.000
Resolution (ISE)	0.0001 minimum, 1 to 4 significant digits (user selectable)
Channels	4 - customizable with modules
Accuracy (pH)	±0.002
Range (ISE)	0.0001 to 19990 with selectable units of ppm, Molar, mg/L, %, ppb or none
Power Supply	Universal AC adapter (included)
Data Management Details	Transfer single, range or all data points to printer or computer
Display Type	Color graphic LCD with user-customizable options
Resolution (mV)	0.1mV
Data Points	2000 with date and time stamp
Temperature Probe Calibration	1 point temperature offset calibration
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Weight (Metric)	1.2 kg, modules add 0.2 kg each
Accuracy (mV)	±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (ISE)	±0.2 mV or ±0.05% of reading whichever is greater
Warranty	3 year meter and module warranty
Temperature Accuracy	±0.1°C
Stability	Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Calibration Points (ISE)	1 to 6
Temperature (English) Operating	41°F to 113°F (ambient)
Isopotential Point	7.000pH (adjustable), 1.000 ISE (adjustable)
AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR)
Log Function Type	Automatic data logging with Auto-Read, Timed and Single Shot measure modes; manual data logging with
Calibration	pH with calibration editing option, ion concentration (ISE) with calibration editing option, relativ
Relative Humidity Range	5 to 85 %, non-condensing
Calibration Points	1 point relative mV (RmV) mode, 1 point ORP mode
Alarm Output	Set point alarm, high/low limit alarm, calibration due alarm
Dimensions (L x W x H)	28cm x 24cm x 10cm (11 in. x 9.5 in. x 3.9 in.), modules add ≤ 2cm (0.8 in.) L & H
Temperature Selection	Manual or automatic with ATC temperature probe
IP Rating	IP 54
Keypad	Numeric with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs	USB (2), RS232
Temperature Range (English)	22.0°F to 221.0° F
Range (Relative mV)	±2000.0 mV
Calibration Points (pH)	1 to 6
Backlight Option	Yes
Weight (English)	2.5 lb., modules add 0.5 lb. each
Temperature (Metric) Operating	5°C to 45°C (ambient)
Temperature Range (Metric)	-5.0°C to +105.0°C
Range (mV)	±2000.0 mV
Range (ORP)	±2000.0 mV
Methods	10 per channel
Temperature Resolution	0.1°C, 0.1°F

Multiparameter Meters

Multiparameter Meters

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Thermo Scientific™ Orion Star™ A321 pH Portable Meter SureTRACESupports traceability with guaranteed access to certificates and proactive change notifications.Learn More

WTW™ inoLab™ Multi 9620 IDS Multi-Parameter Benchtop Meter Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Thermo Scientific™ Orion™ Versa Star Pro™ pH/ISE Benchtop Multiparameter Meter SureTRACESupports traceability with guaranteed access to certificates and proactive change notifications.Learn More

Thermo Scientific™ Orion Star™ A321 pH Portable Meter

WTW™ inoLab™ Multi 9620 IDS Multi-Parameter Benchtop Meter

Thermo Scientific™ Orion™ Versa Star Pro™ pH/ISE Benchtop Multiparameter Meter