PH scale | -2,000 to 16,000 pH, -2.00 to 16.00 pH, ± 1000 mV |
PH resolution | 0.001 pH, 0.01 pH, 0.1 mV |
PH accuracy | ± 0.002 pH, ± 0.01 pH, ± 0.2 mV |
PH calibration | 5 points (Standard mode) 1.68, 4.01 (3.00 †), 6.86, 7.01, 9.18, 10.01, 12.45, and two customizable values; 3 points (Basic mode) 4.01; 6.86; 7.01; 9.18; 10.01 |
PH Temperature Compensation | ATC: from -5.0 to 100.0ºC; 23.0 to 212.0 ° F * |
CAL Check pH | Probe condition, response time, glass bulb and reference junction diagnostics (HI 11311 and HI 12301 only) |
EC scale | from 0.00 to 29.99 μS / cm; from 30.0 to 299.9 μS / cm; from 300 to 2999 μS / cm; from 3.00 to 29.99 mS / cm; from 30.0 to 200.0 mS / cm; up to 500.0 mS (absolute EC) ** |
EC resolution | 0.01 μS / cm, 0.1 μS / cm, 1 μS / cm, 0.01 mS / cm, 0.1 mS / cm |
EC accuracy | ± 1% of reading (± 0.5 μS / cm or 1 digit, whichever is greater) |
EC calibration | 1 offset point (probe calibration in air, 0.00 μS / cm); 1 slope point with EC standard (84 µS / cm, 1413 µS / cm, 5.00 mS / cm, 12.88 mS / cm, 80.0 mS / cm and 118.8 mS / cm) |
TDS scale | from 0.00 to 14.99 mg / l (ppm); from 15.0 to 149.9 mg / l (ppm); from 150 to 1499 mg / l (ppm); from 1.50 to 14.99 g / l; from 15.0 to 100.0 g / l; up to 400.0 g / l (TDS absolute **) with TDS conversion factor 0.8 |
TDS Resolution | 0.01 ppm, 0.1 ppm, 1 ppm, 0.01 g / l, 0.1 g / l |
TDS accuracy | ± 1% of reading (± 0.03 ppm or 1 digit, whichever is greater) |
TDS calibration | Through EC calibration |
EC / TDS Temperature Compensation | Automatic from 0.0 to 100º C or NoTC |
Temperature Correction Coefficient | 0.00 to 6.00% / ºC (only for EC and TDS). The default value is 1.90% / ºC |
EC / TDS Conversion Factor | from 0.40 to 0.80 |
Salinity scale (% NaCl) | from 0.0 to 400.0% NaCl *** |
Salinity Resolution (% NaCl) | 0.1% NaCl |
Salinity Accuracy (% NaCl) | ± 1% of reading at 25 ° C |
Salinity Calibration (% NaCl) | 1 point with Standard HI 7037L |
Salinity Scale (PSU) | from 2.00 to 42.00 PSU *** |
Salinity Resolution (PSU) | 0.01 PSU |
Salinity Accuracy (PSU) | ± 1% of reading |
Salinity Calibration (PSU) | through EC calibration |
Salinity scale (ppt) | 0.0 to 80.0 g / l **** |
Salinity Resolution (ppt) | 0.01 g / l |
Salinity Accuracy (ppt) | ± 1% of reading at 25 ° C |
Salinity Calibration (ppt) | through EC calibration |
Dissolved Oxygen Scale | from 0.00 to 45.00 ppm (mg / l), from 0.0 to 300.0% saturation |
Dissolved Oxygen Resolution | 0.01 ppm (mg / l); 0.1% saturation |
Dissolved Oxygen Accuracy | ± 1.5% of reading or ± 1 digit |
Dissolved Oxygen Calibration | 1 or 2 points, at 0% (HI7040 zero oxygen solution) and 100% (in air) |
Dissolved Oxygen Temperature Compensation | automatic from 0 to 50 ºC; 32.0 to 122.0 ° F |
Salinity compensation | 0 to 40 g / l (resolution 1 g / l) |
Altitude compensation | -500 to 4000 m (100 m resolution) |
Temperature scale | -20.0 to 120.0 ºC, -4.0 to 248.0 ° F |
Resolution Temperature | 0.1 ° C, 0.1 ° F |
Accuracy Temperature | ± 0.5 ° C, ± 0.9 ° F |
PH electrode | HI11310 pH electrode (included) |
Registration Type | Sample storage (max. 200 records); Manual with reading stability (max. 200 records); automatic storage at programmable intervals *** (Max. 600 records; 100 lots) |
Registration Memory | Up to 1000 records in total |
Connection | USB (for USB Key connection); mico-USB (for connection to PC) |
Display | LCD |
Battery Type / Duration | built-in rechargeable battery with a duration of up to 8 hours of continuous use |
power supply | 5 VDC adapter (included) |
Terms of Use | from 0 to 50 ° C; RH max 95% without condensation |
Dimensions | 202 x 140 x 12.7mm (8 "x 5.5" x 0.5 ") |
Weight | 250 g (8.82 oz) |
Notes | * the temperature range is limited to the working temperature of the specific probe / sensor used) ** with temperature compensation function disabled *** standard mode only † The buffer at pH 3.00 is visible only when using the specific electrode (HI10480) and replaces the value at pH 4.01 |