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Conductivity Meters

Benchtop or portable instruments and probes used to measure temperature and electrical conductivity of water or solutions; used in hydroponics, aquaculture, aquaponics, and freshwater systems to monitor quantities of nutrients, salts, or impurities.
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Temperature Range (Metric) 
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Measurement Modes 
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Range (TDS) 
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Range (Conductivity)

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Temperature Range (Metric)

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Data Points

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Range (Resistivity)

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Keyword Search:
1 – 15 of 64 results
1
Promotions Available

accumet™ AET30 Conductivity Tester

accumet AET30 Conductivity Tester, Calibration Points: Three auto or three manual, Range: to 200.0uS/cmto 2,000uS/cmto 20.00mS/cm, 0 to 50.0 deg.C/32.0 to 122 deg.F, Accuracy: +/- 1% of full scale, +/- 0.5 deg.C+/- 0.9 deg.F + 1 LSD, Battery Life: More than 150 hours

EDGE
2
Promotions Available

Fisherbrand™ Traceable™ Conductivity Meter Pen

Easy-to-use, waterproof conductivity meter designed for routine analysis and quality control. Simply turn on, insert, and simultaneously read result and temperature.

3
Promotions Available

Fisherbrand™ Traceable™ Expanded Range Conductivity Meter

Ideal for checking the purity of water from stills, deionizers, and reverse osmosis, testing laboratory glassware rinsing, measuring total dissolved solids, and making solutions.

4
Promotions Available

Fisherbrand™ accumet™ AE6C Portable Conductimeter Kit

Sturdy and economical, the AE6C combines ease-of-use with high performance. This handy meter is IP54 rated and comes with a conductivity/TDS electrode with an automatic temperature compensation function, making it great for fieldwork.

5

Thermo Scientific™ Eutech CON 450 Handheld Meter Kit

Backlit, rugged waterproof meter is ideal for any environment

7

Thermo Scientific™ Orion™ Pro Star EC212 Conductivity Bench Meter with Stand

Designed to provide accurate and reliable conductivity, TDS, salinity, resistivity and temperature analysis, the Thermo Scientific™ Orion™ Pro Star EC212 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
Languages Chinese,English,French,German,Italian,Japanese,Korean,Portuguese,Spanish
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
Measurement Modes Conductivity with Temperature,TDS with Temperature,Salinity with Temperature,Resistivity with Temperature
Temperature (Metric) Reference 5, 10, 15, 20, 25 or 30°C
Channels 1
TDS Factor Range Linear (0.01 to 10.00), ISO/EN 27888, 442, NaCl
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
Display Type 7-in. High-resolution Color Graphic LCD
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
Data Points 10,000 with Date and Time Stamp
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature Probe Calibration 1 or 2 point temperature offset calibration
Inputs 8-pin MiniDIN for conductivity with ATC
Accuracy (Temperature) ±0.3°C, ±0.5 °F
Weight (Metric) 1 kg
Calibration Points (Conductivity) 1 to 5 points
Warranty 2 year meter warranty
Resolution (Resistivity) 0.1 Ω minimum, auto-ranging
Resolution (Conductivity) 0.001 μS/cm minimum, auto-ranging, up to 4 digits
Range (Conductivity) 0.010 μS/cm to 3000 mS/cm
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
Log Function Type Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
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 Conductivity, TDS, Salinity, Temperature
Calibration Points 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
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
IP Rating IP54
Temperature Selection Automatic with ATC temperature sensor, ambient or manual
Keypad Capacitive touchscreen user interface
Model EC212
Outputs USB flash drive, computer or printer (STARA-106)
Backlight Option Yes
Temperature Range (English) -22°F to +266°F
Weight (English) 2.20 lbs.
Resolution (Temperature) 0.1°C, 0.1°F
Temperature Range (Metric) -30°C to +130°C
Methods 10
8

Thermo Scientific™ Eutech™ TDSTestr11+ Multi-Range TDS Tester

Get quick and accurate Total Dissolved Solids (TDS) measurements in the field, laboratories, and schools.

9

Eutech™ TDS 6+ handheld meters

Get quick and accurate total dissolved solids measurements in the field, laboratories, and schools.

Battery Life >500 hr.
Temperature Compensation Automatic or Manual (0 to 80°C)
Accuracy (TDS) ±% Full-scale ± LSD
Range (TDS) 0.00 to 9.99 ppm, 10.0 to 99.9 ppm, 100 to 999 ppm, 1.00 to 9.99 ppt, 10.0 to 99.9 ppt
Measurement Modes TDS with Temperature
Resolution (Temperature) 0.1°C (0.1°F)
Resolution (TDS) 0.05% Full-scale
Temperature Range (Metric) 0.00°C to 100.0°C (80.0°C with Supplied Probe)
Battery Type 4 x 1.5V AAA Alkaline (included)
Accuracy (Temperature) ±0.5°C (±0.9°F)
TDS Factor Range 0.30 to 1.00
10
Promotions Available

Thermo Scientific™ Orion Star™ A122 Conductivity Portable Meter
BIOPHARMA

Take simple conductivity, TDS and temperature measurements with this conductivity portable meter with easy operation for basic field testing.

Memory Non-volatile memory preserves log and settings
Languages English
Cell Constant 0.001 to 10cm-1
Measurement Modes Conductivity,TDS with Temperature
Temperature (Metric) Reference 20, 25°C
Channels 1
TDS Factor Range Linear (0.02 to 9.99)
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Battery Life 2000 hr.
Data Management Details Internal data point memory
Temperature Compensation Linear
Display Type LCD
Accuracy (Conductivity) 0.5% of reading ±1 digit
Data Points 50
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature Probe Calibration 1 point temperature offset calibration
Inputs 8 pin MiniDIN (conductivity sensor with built-in temperature)
Accuracy (Temperature) ±0.1°C
Weight (Metric) 0.5 kg
Calibration Points (Conductivity) 1
Stability Smart Stability and Smart Averaging
Warranty 3 Year Meter
Temperature (English) Operating 41°F to 113°F (ambient)
Resolution (Conductivity) 0.01 μS minimum, auto ranging up to 3 significant digits
Range (Conductivity) 0.01 μS/cm to 200.0 mS/cm
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Log Function Type Automatic with Auto-Read Measure Mode, Manual with Continuous Measure Mode
Range (TDS) 1 to 19,999 mg/L
Resolution (TDS) 1 mg/L
Calibration Conductivity and temperature
Battery Type 4 x AA (included)
Relative Humidity Range 5 to 85%, non-condensing
Dimensions (L x W x H) 24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.)
Accuracy (TDS) 0.5% of reading ±1 digit
IP Rating IP67
Temperature Selection Manual or automatic with ATC temperature probe
Keypad Simple with highlighted measure key, scroll and shortcut keys
Model Orion Star A122 Conductivity/TDS/Temperature Portable Meter
Outputs None
Weight (English) 2 lb.
Resolution (Temperature) 0.1°C (0.1°F)
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5°C to +105°C
Compatible Probes 2-cell or 4-cell conductivity sensors with built-in temperature
11
Promotions Available

Fisherbrand™ Traceable™ Dual-Display Conductivity Meter

Measures conductivity and temperature; includes NIST™ traceability certificate.

13

Eutech™ Salt 6+ Handheld Meters

Get quick and accurate salinity measurements in the field, laboratories, and schools.

Battery Life >500 hr.
Temperature Compensation Automatic or Manual (0 to 50°C)
Accuracy (Salinity) ±% Full-scale
Resolution (Salinity) 0.1 ppt/0.01%
Measurement Modes Salinity with Temperature
Resolution (Temperature) 0.1°C (0.1°F)
Temperature Range (Metric) 0.00°C to 100.0°C (80.0°C with Supplied Probe)
Battery Type 4 x 1.5V AAA Alkaline (included)
Accuracy (Temperature) ±0.5°C (±0.9°F)
Range (Salinity) 1.0 to 50.00 ppt/0.1 to 5.00%
14
Promotions Available

Fisherbrand™ accumet™ Basic AB330 Benchtop Laboratory Conductivity Meter

Ideal for daily conductivity, TDS and salinity testing of your routine laboratory samples, the accumet™ Basic AB330 Benchtop Meter provides essential functions needed without complicated functions at a budget-friendly price.

Memory Non-volatile
Cell Constant 0.1 to 10
Measurement Modes Conductivity with Temperature,TDS with Temperature,Salinity with Temperature
Temperature (Metric) Reference 15, 20, 25 or 30°C
Temperature Coefficient 0 to 10 %/°C
TDS Factor Range 0.4 to 1
Range (Salinity) 0 to 80 ppt
Data Management Details Printed or CSV Format
Temperature Compensation Linear
Display Type 5 in. LCD
Accuracy (Salinity) ±1% Full Scale
Resolution (Salinity) 0.01, 0.1 ppt
Voltage 100/240 V
Accuracy (Conductivity) ±1% Full Scale
Data Points 500
Inputs Conductivity, ATC
Accuracy (Temperature) ±0.3°C (±0.5°F)
Calibration Points (Conductivity) 84 μS, 1413 μS, 12.88 mS, 111.8 mS
Stability Indicator Icons
Warranty 3 Years
Resolution (Conductivity) 0.01, 0.1, 1 μS; 0.01, 0.1 mS
Range (Conductivity) 0 μS to 500 mS
AC Adapter Universal Power Adapter
Resolution (TDS) 0.01, 0.1, 1 ppm; 0.01, 0.1 ppt
Calibration Conductivity, TDS, Salinity, Temperature
Calibration Points 1 to 5 (Conductivity), 1 to 5 (TDS), 1 (Salinity), 1 (Temperature)
Accuracy (TDS) ±1% Full Scale
IP Rating IP54
Data Logging Automatic with Auto-read and Timed Modes, Manual with Continuous Mode
Model AB330
Outputs Port for Computer or Printer
Frequency 50/60 Hz
Backlight Option Yes
Resolution (Temperature) 0.1°C (0.1°F)
Temperature Range (Metric) -5°C to +105°C
15
Promotions Available

Thermo Scientific™ Eutech™ CON 150 Conductivity Meter

Get quick and accurate conductivity measurements in the field, laboratories, and schools.