| pH / mV |
|
| Range |
0.00 to 14.00 pH / ±600.0 mV |
| Resolution |
0.01 pH / 0.1 mV |
| Accuracy |
±0.02 pH / ±0.5 mV |
| Calibration |
automatic one-point Quick Calibration using HI-9828-25; automatic one, two, or three points with automatic recognition of five standard buffers (pH 4.01, 6.86, 7.01, 9.18, 10.01) or one custom buffer |
| ORP |
| Range |
±2000.0 mV |
| Resolution |
0.1 mV |
| Accuracy |
±1.0 mV |
| Calibration |
Automatic at one custom point (relative mV) |
| EC |
|
| Range |
0 to 200 mS/cm
0 to 400 mS/cm (absolute) |
| Resolution |
manual: 1 μS/cm; 0.001 mS/cm; 0.01 mS/cm; 0.1 mS/cm; 1 mS/cm;
automatic: 1 μS/cm from 0 to 9999 μS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm;
automatic (mS/cm): 0.001 mS/cm from 0.000 to 9.999 mS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm |
| Accuracy |
±1% of reading or ±1 μS/cm whichever is greater |
| Calibration |
One-point Quick Calibration using HI-9828-25;
One point, with six standard solutions (84 μS/cm, 1413 μS/cm, 5.00 mS/cm, 12.88 mS/cm, 80.0 mS/cm, 111.8 mS/cm) or custom point |
| TDS |
|
| Range |
0 to 400000 (mg/L) (the maximum value depends on the TDS factor) |
| Resolution |
manual: 1 ppm (mg/L); 0.001 ppt (g/L); 0.01 ppt (g/L); 0.1 ppt (g/L); 1 ppt (g/L);
automatic: 1 ppm (mg/L) from 0 to 9999 ppm (mg/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L); 0.1 ppt (g/L) from 100.0 to 400.0 ppt (g/L);
automatic ppt (g/L): 0.001 ppt (g/L) from 0.000 to 9.999 ppt (g/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L) |
| Accuracy |
±1% of reading or ±1 ppm (mg/L) whichever is greater |
| Calibration |
based on conductivity calibration |
| Resistivity |
|
| Range |
0 to 999999 Ω•cm; 0 to 1000.0 kΩ•cm; 0 to 1.0000 MΩ•cm |
| Resolution |
1 Ω•cm; 0.1 k Ω•cm; 0.0001 M Ω•cm |
| Calibration |
Based on conductivity or salinity calibration |
| Salinity |
|
| Range |
0.00 to 70.00 PSU |
| Resolution |
0.01 PSU |
| Accuracy |
±2% of reading or ±0.01 PSU whichever is greater |
| Calibration |
One point, using a custom solution |
| Seawater σ |
|
| Range |
0.0 to 50.0 σt, σ0, σ15 |
| Resolution |
0.1 σt, σ0, σ15 |
| Accuracy |
±1 σt, σ0, σ15 |
| Calibration |
based on conductivity or salinity calibration |
| Turbidity |
|
| Range |
0.0 to 99.9 FNU |
| Resolution |
0.1 FNU from 0.0 to 99.0 FNU
1 FNU from 100 to 1000 FNU |
| Accuracy |
±0.3 FNU or ±2% of reading, whichever is greater |
| Calibration |
Automatic 1, 2, 3 points at 0, 20 and 200 FNU or custom |
| Dissolved Oxygen |
|
| Range |
0.0 to 500.0% saturation; 0.00 to 50.00 ppm (mg/L) |
| Resolution |
0.1% saturation; 0.01 ppm (mg/L) |
| Accuracy |
±1.5% of reading ±0.01mg/L for 0.00-20.00mg/L;
±5% of reading for 20.00-50.00mg/L;
±1.5% of reading ±0.1% for 0.0-200.0%;
±5% of reading for 200.0-500.0% saturation |
| Calibration |
One point, quick calibration in water saturated air; One or two-point at 100% and 0%; One point using a custom solution, % saturation or mg/L |
| Altitude Compensation |
Automatic: 420 to 850mmHg |
| Atmospheric Pressure |
|
| Range |
450 to 850 mm Hg; 17.72 to 33.46 in Hg; 600.0 to 1133.2 mbar; 8.702 to 16.436 psi; 0.5921 to 1.1184 atm; 60.00 to 113.32 kPa |
| Resolution |
0.1 mm Hg; 0.01 in Hg; 0.1 mbar; 0.001 psi; 0.0001 atm; 0.01 kPa |
| Accuracy |
±3 mm Hg within ±15°C from calibration temperature |
| Calibration |
automatic at one custom point |
| Temperature |
|
| Range |
-5.00 to 55.00°C; 23.00 to 122.00°F; 268.15 to 323.15K |
| Resolution |
0.01°C; 0.01°F; 0.01K |
| Accuracy |
±0.15°C; ±0.27°F; ±0.15K |
| Calibration |
One point using a custom value |
| Additional Specifications |
|
| Temperature Compensation |
automatic from -5 to 50°C (23 to 122°F) |
| Logging Memory |
50,000 records interval logging or 15,000 records, log-on-demand of all parameters |
| Logging Interval |
one second to three hours |
| Connectivity |
USB-C (HOST) functions – Mass storage host; USB-C (device) functions – Mass storage device |
| Protection Rating |
IP67 |
| Environment |
0 to 50°C (32 to 122°F); RH 100% IP67 |
| Battery Type / Life |
1.5V AA batteries (4); built-in Li-ion battery (1) / 90 hours (AA, without backlighting and Bluetooth) 35 hours (Li-ion battery, without backlighting and Bluetooth) |
| Dimensions / Weight |
185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4”) / 435g (13.3 oz.) |