pH mode |
pH measurement range |
(-2.000) to 20.000 pH |
pH accuracy |
± 0.002 pH |
pH calibration points |
1 - 5 points |
pH calibration solutions |
USA, NIST, DIN or user defined |
|
ORP measurement |
ORP measurement range |
-1999.9 to 1999.9 mV |
ORP accuracy |
±0.2 mV |
ORP calibration points |
1 point |
ORP calibration solutions |
mV & relative mV |
|
Ion measurement |
Ion measurement range |
0 to 19999 ppm, mg/L, mol/L |
Ion accuracy |
± 0.5 % F.S. (monovalent), ± 1 % F.S. (divalent) |
Ion calibration points |
2 - 5 points |
Ion calibration solutions |
0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000 ppm, mol/L, mg/L |
|
Conductivity measurement |
Conductivity measurement range |
0 - 20.00, 200.0, 2000 µS / cm, 20.00, 200.2 mS / cm |
Conductivity accuracy |
± 0.5 % F.S. |
Conductivity calibration points |
1 - 5 points |
Conductivity calibration solutions |
10 µS / cm, 84 µS / cm, 1413 µS / cm, 12.88mS / cm, 111.8mS / cm |
Temperature coefficient |
0.0 to 10.0 % / °C |
Compensation modes |
Linear or pre water |
Cell constant |
K = 0.1, 1, 10 or user-defined |
Normalization temperature |
20 °C or 25 °C |
|
TDS measurement |
TDS range |
0 to 100 ppt. (max. 200 ppt., depending on factor setting) |
TDS accuracy |
± 1 % F.S. |
TDS factor |
0.1 - 1.0 (default 0.5) |
|
Salinity measurement |
Salinity range |
0 to 100 ppt. (max. 80 ppt.) |
Salinity accuracy |
± 1 % F.S |
Measurement modes |
Seawater or practical salinity |
|
Resistivity |
Resistivity range |
0 to 100 Ω |
Resistivity accuracy |
± 1 % F.S |
Resistivity resolution |
0.01, 0.1, 1 |
|
Dissolved oxygen |
DO concentration range |
0.00 to 20.00 mg/L |
DO accuracy |
± 0.2 mg/L |
Calibration points |
1 - 2 points |
Pressure correction |
60.0 to 112.5 kPa, 450 - 850 mmHg |
Salinity correction |
0 to 50 g/L |
% Saturation of Oxygen |
0.0 to 200.0 % |
Accuracy |
± 2.0 % |
|
Temperature compensation |
0 to 100 °C, 32 to 212 °F, Manual or Automatic
|
Stability conditions |
Low or high
|
Calibration due |
0 to 31 days
|
Memory |
Stores up to 500 data sets
|
Output |
USB communication interface
|
Dimension(L × W × H) |
185 × 88 × 32 mm
|
Weight |
300 g
|
Power supply |
3 × 1.5 V “AA batteries or DC 5 V power adapter
|
- ✔ Common Features
Calibration due reminder informs operator to calibrate the meter regularly
- ✔
Stability indicator displays the status of current measurement
- ✔
Auto hold function freezes stable, final readings for better viewing and recording
- ✔
Manual temperature calibration to rectify the deviations in temperature
- ✔
Automatic temperature compensation for accurate measured value over the entire range
- ✔
Selectable temperature units (°C or °F) for different application requirements
- ✔
Expanded memory stores and records up to 500 readings
- ✔
Help message as an operational guide, helps users for quick access to the parameters
- ✔
Reset function automatically resumes all the setting back to factory default options
- ✔
Store data is transferrable into computer via USB communication interface
- ✔
pH mode
1-5 points push button calibration to automatically identify pH buffer
- ✔
Convenient to select pH buffer standard (USA/NIST/DIN) or custom
- ✔
Automatic electrode slope display helps operator whether to replace the sensor
- ✔
ORP mode
1 point offset calibration to adjust the display value to known standard
- ✔
Relative & absolute mV measurements for accurate ORP readings
- ✔
Ion concentration mode
2-5 points calibration, included with 8 concentration points for selection
- ✔
Automatic recognition of ion electrodes, no need to specify type of ion
- ✔
mV measurements mode for checking the performance of current ion electrode
- ✔
Direct reading of concentration measurements to avoid critical conversation and calculations
- ✔
Multiple concentration units to be suitable for various applications
- ✔
Conductivity / TDS / Salinity / Resistivity Mode
1-5 point for calibration with automatically identification of calibration solutions
- ✔
Can select cell constant (0.1/1/10) and normalization temperature (20°C or 25°C)
- ✔
TDS conversion factor, seawater, practical salinity measurements mode to meet different water quality measurement requirements
- ✔
Linear or pure water compensation improves the measurement accuracy
- ✔
Dissolved oxygen mode
1-2 points calibration using the air-sealed water & zero oxygen solution
- ✔
Manual salinity & barometric pressure compensation for accurate readings
pH, conductivity & dissolved oxygen electrodes
PH and conductivity electrodes
pH and dissolved oxygen electrodes
conductivity and dissolved oxygen electrodes
Temperature probe
Calibration solutions
Batteries
Carrying case
The portable multi-parameter water quality meter is used for quality testing of water on different parameters in research and development labs, water resources and plants in nearby or remote area.