| HI2600 |
using pH electrode HI11310 |
| pH Range |
−2.00 to 16.00 pH
−2.000 to 16.000 pH * |
| pH Resolution |
0.01 pH
0.001 pH * |
| pH Accuracy at 25 °C / 77 °F |
±0.01 pH
±0.002 pH * |
| mV Range |
±1000.0 mV |
| mV Resolution |
0.1 mV |
| mV Accuracy at 25 °C / 77 °F |
±0.2 mV |
| Temperature Range (HI11310) |
−20.0 to 120.0 °C **
(−4.0 to 248.0 °F) |
| Temperature Resolution (HI11310) |
0.1 °C; (0.1 °F) |
| Temperature Accuracy at 25 °C / 77 °F (HI11310) |
±0.5 °C; (0.9 °F) |
| pH calibration |
Automatic, up to three (five*)
points Option to select from five (seven*) standard buffers: pH 1.68*, 4.01 or 3.00, 6.86, 7.01, 9.18, 10.01, 12.45* and two custom buffers* |
| HI2600 - using ORP electrode |
HI36180 |
| ORP Range |
± 2000.0 mV |
| ORP Resolution |
0.1 mV |
| ORP Accuracy at 25 °C / 77 °F |
±0.2 mV (±999.9 mV)
±1 mV (±2000 mV) |
| Temperature Range (HI36180) |
−20.0 to 120.0 °C**(−4.0 to 248.0 °F) |
| Temperature Resolution (HI36180) |
0.1 °C (0.1 °F) |
| Temperature Accuracy at 25 °C / 77 °F (HI36180) |
±0.5 °C (0.9 °F) |
| Calibration |
Single point offset |
| Temperature Compensation |
Automatic, using integral temperature sensor
−5.0 to 100.0 °C (23.0 to 212.0 °F) |
| Logging |
Up to 1000* records organized in:
• Manual log-on-demand, maximum 200 logs
• Manual log-on-stability, maximum 200 logs
• Interval logging* |
| HI2600 - using the four-ring conductivity probe |
HI763100 |
| EC Range |
0.00 to 29.99 μS/cm
30.0 to 299.9 μS/cm
300 to 2999 μS/cm
3.00 to 29.99 mS/cm
30.0 to 200.0 mS/cm
up to 500.0 mS/cm absolute conductivity*** |
| EC Resolution |
0.01 μS/cm
0.1 μS/cm 1 μS/cm
0.01 mS/cm 0.1 mS/cm |
| EC Accuracy at 25 °C / 77 °F |
±1% of reading
(±0.05 μS/cm or 1 digit,whichever is greater) |
| TDS Range |
0.00 to 14.99 ppm (mg/L)
15.0 to 149.9 ppm (mg/L)150 to 1499 ppm (mg/L)
1.50 to 14.99 g/L
15.0 to 100.0 g/L
up to 400.0 g/L absoluteTDS ‡ (with 0.80 factor) |
| TDS Resolution |
0.01 ppm
0.1 ppm
1 ppm 0.01 g/L |
| TDS Accuracy at 25 °C / 77 °F |
±1% of reading (±0.03 ppm or 1 digit, whichever is greater |
| Salinity* Range |
0.0 to 400.0 % NaCl
2.00 to 42.00 PSU
0.00 to 80.00 g/L |
| Salinity* Resolution |
0.1% NaCl
0.01 PSU
0.01 g/L |
| Salinity* Accuracy at 25 °C / 77 °F |
±1% of reading |
| Temperature Range (HI763100) |
−20.0 to 120.0 °C**(−4.0 to 248.0 °F) |
| Temperature Resolution (HI763100) |
0.1 °C (0.1 °F) |
| Temperature Accuracy at 25 °C / 77 °F (HI763100) |
±0.5 °C (0.9 °F) |
| EC calibration |
Cell factor calibration
Six standards available: 84 µS/cm, 1413 μS/cm 5.00 mS/cm, 12.88 mS/cm, 80.0 mS/cm, 111.8 mS/cm
One point offset: 0.00 μS/cm |
| "Salinity calibration* (% NaCl only)" |
Single point with HI7037 standard |
| Temperature compensation |
• Automatic, −5 to 100 °C (23 to 212 °F)
• NoTC, can be selected to measure absolute conductivity |
| Conductivity temperature coefficient* |
0.00 to 6.00 %/°C (EC and TDS only)
(1.90 %/°C default) |
| TDS factor* |
0.40 to 0.80 (0.50 default) |
| Logging |
Up to 1000* (400) records organized in:
• Manual log-on-demand, maximum 200 logs
• Manual log-on-stability, maximum 200 logs
• Interval logging*, maximum 600 logs (100 lots) |
| Notes |
* When operating in Standard Mode only!
‡ Absolute conductivity (TDS) is the conductivity value without temperature compensation. |
| HI2600 - using the Dissolved Oxygen probe |
HI764080 |
| DO Range |
0.00 to 45.00 ppm (mg/L)
0.0 to 300.0% |
| DO Resolution |
0.01 ppm (mg/L)
0.1% |
| DO Accuracy at 25 °C / 77 °F |
±1.5% of reading ±1 digit |
| Temperature Range |
-20.0 to 120.0 °C * (−4.0 to 24 |
| Temperature Resolution |
0.1 °C
(0.1 °F) |
| Temperature Accuracy at 25 °C / 77 °F |
±0.5 °C
(0.9 °F) |
| DO calibration |
One or two points at 0% (HI7040) and 100% (water-saturated air) |
| DO Pressure compensation |
Automatic
450.0 to 850.0 mmHg |
| DO Pressure compensation resolution |
0.1 mmHg |
| DO Salinity compensation |
0 to 40 g/L |
| DO Salinity compensation resolution |
1 g/L |
| Temperature compensation |
0.0 to 50.0 °C (32.0 to 122 °F) |
| Logging |
Up to 1000 records organized in:
• Manual log-on-demand, maximum 200 logs
• Manual log-on-stability, maximum 200 logs
• Interval logging**, maximum 600 logs (100 lots) |
| Notes |
* Temperature limits will be reduced to actual probe limits.
** When operating in Standard Mode only! |
| PC interface |
USB-C |
| Power supply |
USB Type C (5 VDC; 500 mA) |
| Environment |
0 to 50 °C (32 to 122 °F)
Maximum 95 % RH non-condensing |
| Dimensions |
205 x 160 x 77 mm (8.0 x 6.2 x 3.0 inches) |
| Weight |
Approximately 0.85 kg (1.87 lbs.) |