Electrochemistry Meters
Benchtop or portable instruments and electrodes used to measure various parameters of water and solutions; these include pH, temperature, resistivity, conductivity, ion-specific testing (chlorine and ISE), dissolved oxygen/BOD, ORP, and other water activity measures.
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Thermo Scientific™ Orion Star™ A322 Conductivity Portable Meter
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
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SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
Accurately monitor conductivity, TDS, salinity, resistivity and temperature with this conductivity portable meter designed for challenging field tests.
| Salinity Measurement Modes | Practical salinity (psu) or natural sea water (ppt) |
|---|---|
| Range (Resistivity) | 2 ohm to 100.0 megohm |
| Memory | Non-volatile memory preserves data log, calibration log and meter settings |
| Languages | English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update |
| Measurement Modes | Conductivity,TDS,Salinity,Resistivity with Temperature |
| Power Supply | 4 AA batteries (included) or universal AC adapter (sold separately) |
| Battery Life | 800 hr. |
| Data Management Details | Transfer single, range or all data points to printer or computer |
| Display Type | Graphic LCD with Backlight |
| Data Points | 5000 with Date and Time Stamp |
| Certifications/Compliance | CE, TUV 3-1, FCC Class A |
| Temperature Probe Calibration | 1 point temperature offset calibration |
| Stability | Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting |
| Resolution (Conductivity) | 0.001 μS minimum, auto ranging up to 4 significant digits |
| Range (Conductivity) | 0.001 μS/cm to 3000 mS/cm |
| Log Function Type | Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m |
| 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 |
| Temperature Selection | Manual or automatic with ATC temperature probe |
| Keypad | Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys |
| Outputs | USB, RS232 |
| Backlight Option | Yes (Selectable) |
| Compatible Probes | 2-cell or 4-cell conductivity sensors with built-in temperature |
| Methods | 10 per channel with password protection |
| Cell Constant | 0.001 to 199.9cm-1 |
| Temperature (Metric) Reference | 5, 10, 15, 20, 25°C |
| Channels | 1 |
| TDS Factor Range | Linear (0.02 to 9.99) |
| Range (Salinity) | 0.06 to 80.00 psu, 0.05 to 42.00 ppt |
| Temperature Compensation | Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off wit |
| Accuracy (Salinity) | 0.5% of reading ±1 digit |
| Resolution (Salinity) | 0.01 psu or 0.01 ppt minimum, auto ranging |
| Accuracy (Conductivity) | 0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS |
| Inputs | 8 pin MiniDIN (conductivity sensor with built-in temperature) |
| Accuracy (Temperature) | ±0.1°C |
| Weight (Metric) | 0.5 kg |
| Calibration Points (Conductivity) | 5 |
| Temperature (English) Operating | 41°F to 113°F (ambient) |
| Resolution (Resistivity) | 1 ohm or 0.1 megohm, auto ranging |
| Accuracy (Resistivity) | 0.5% of reading ±1 digit |
| Resolution (TDS) | 0.001 ppm minimum, auto ranging up to 4 significant digits |
| Calibration | Conductivity with calibration editing option and temperature |
| Alarm Output | High/low limit alarm, calibration due alarm |
| IP Rating | IP67 |
| Model | Orion Star A322 Conductivity/TDS/Salinity/Resistivity/Temperature Portable Meter |
| Weight (English) | 1.2 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 |
METTLER TOLEDO™ SevenExcellence™ S700 Conductivity Benchtop Meter
The S700 meter measures conductivity, resistivity, TDS, and salinity. Its capabilities can be expanded with additional modules to measure pH, dissolved oxygen, ISE, BOD, Redox/ORP, and ISFET. Features an intuitive touchscreen and the ability to create measurement shortcuts.
| Calibration Points | 13 Pre defined and 20 user defined standard |
|---|---|
| Temperature Compensation | 20°C |
| Range (Resistivity) | 0.01 to 100 megohm/cm |
| Range (Conductivity) | 0.001 μS/cm to 2000 mS/cm |
| Accuracy (Conductivity) | ±0.5% |
| Sensor Types | Conductivity |
| Data Points | At least 20000 data points, 250 analyses |
| Range (TDS) | 0.001 mg/L to 1000 g/L |
| Resolution (Temperature) | 0.1°C |
| Temperature Range (Metric) | -30°C to +130°C |
| Inputs | Integrated interfaces (USB, RS232 and Ethernet) |
| Accuracy (Temperature) | ±0.1°C |
| Range (Salinity) | 0 to 80 psu |
Thermo Scientific™ Orion™ Dual Star™ pH, ISE, mV, ORP and Temperature Dual Channel Benchtop Meter
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
Accurately monitor pH, ion concentration, mV, ORP and temperature on two channels with our pH/ISE benchtop meter for advanced lab analysis.
| Temperature (Metric) Range | -5.0°C to +105.0°C |
|---|---|
| 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 and German |
| Measurement Modes | pH,mV,Relative mV,ORP,Ion Concentration (ISE) with Temperature |
| Range (pH) | -2.000 to 19.999 |
| Resolution (ISE) | 0.0001 minimum, 1 to 3 significant digits (user selectable) |
| Channels | 2 |
| Accuracy (pH) | ±0.002 |
| Power Supply | Universal AC adapter (included) |
| Range (ISE) | 0.0001 to 19,900 in ppm, M, mg/L, % or unit-less |
| Data Management Details | Transfer single, range or all data points to printer or computer |
| Display Type | Graphic LCD with Backlight |
| Resolution (mV) | 0.1 mV |
| Data Points | 1000 with Date and Time Stamp |
| Temperature Probe Calibration | 1 point temperature offset calibration |
| Certifications/Compliance | CE, TUV 3-1, FCC Class A |
| Inputs | Two BNC (pH, ORP or ion selective electrode), two pin-tip (reference electrode), two 8 pin MiniDIN (ATC temperature probe), stirrer input (stirrer probe) |
| Accuracy (Temperature) | ±0.1°C |
| Weight (Metric) | 0.9 kg |
| 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 |
| Electrical Requirements | 90 to 260 VAC 50/60 Hz |
| Warranty | 3 Year Meter Warranty |
| Stability | Smart Stability and Smart Averaging |
| Calibration Points (ISE) | 2 to 6 |
| Temperature (English) Operating | 41°F to 113°F (ambient) |
| Isopotential Point | 7.000 pH (adjustable), 1.000 ISE (adjustable) |
| AC Adapter | Universal 50 to 60 Hz, 100 to 240 VAC power adapter (Cat. No. 1010003) |
| Log Function Type | Automatic data logging with Auto-Read, On Ready, At Timed Intervals, Value Change In Measurement and |
| 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 | High/low limit alarm |
| Dimensions (L x W x H) | 24 x 17 x 9 cm (9.5 x 6.7 x 3.5 in.) |
| Temperature Selection | Manual or automatic with ATC temperature probe |
| Keypad | Numeric with menu-specific function keys and dual purpose scroll/shortcut keys |
| Model | Orion Dual Star pH/ISE/mV/RmV/ORP/Temperature Dual Channel Benchtop Meter |
| Outputs | USB, RS232 |
| Range (Relative mV) | ±1999.9 mV |
| Calibration Points (pH) | 1 to 6 |
| Backlight Option | Yes, adjustable |
| Weight (English) | 2 lb. |
| Resolution (Temperature) | 0.1°C, 0.1°F |
| Temperature (Metric) Operating | 5°C to 45°C (ambient) |
| Range (mV) | ±1999.9 mV |
| Range (ORP) | ±1999.9 mV |
| Methods | 10 per channel with password protection |