| Range |
EC |
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 (actual EC) |
| |
TDS |
0.00 to 14.99 mg/L (ppm); 15.0 to 149.9 mg/L (ppm); 150 to 1499 mg/L (ppm); 1.50 to 14.99 g/L (ppt); 15.0 to 100.0 g/L (ppt); up to 400.0 g/L (actual TDS), with 0.80 conversion factor |
| |
NaCl |
0.0 to 400.0% |
| |
Temperature |
-20.0 to 120.0°C |
| Resolution |
EC |
0.01 µS/cm; 0.1 µS/cm; 1 µS/cm; 0.01 mS/cm; 0.1 mS/cm |
| |
TDS |
0.01 mg/L; 0.1 mg/L; 1 mg/L; 0.01 g/L; 0.1 g/L |
| |
NaCl |
0.1% |
| |
Temperature |
0.1°C |
| Accuracy @ 25°C |
EC |
±1% of reading ± (0.05 µS/cm or 1 digit) |
| |
TDS |
±1% of reading ± (0.03 mg/L or 1 digit) |
| |
NaCl |
±1% of reading |
| |
Temperature |
±0.4°C |
| Calibration |
EC |
automatic, one point with six memorized values (84, 1413, 5000, 12880, 80000, 111800 µS/cm) |
| |
NaCl |
one point, with HI 7037 calibration solution |
| |
Temperature |
two point, at 0 and 50°C |
Temperature
Compensation |
|
automatic or manual from -20.0 to 120.0°C |
Temperature
Coefficient |
|
selectable from 0.00 to 6.00%/°C (EC and TDS only) |
| TDS Factor |
|
selectable from 0.40 to 0.80 (default value: 0.50) |
| Probe |
|
HI 76310 platinum, four ring conductivity/TDS probe with internal temperature sensor and 1 m (3.3') cable (included) |
| PC Connection |
|
opto-isolated USB |
| Logging |
|
log on demand, 500 samples |
| Auto-off |
|
after five minutes of non-use (can be disabled) |
| Power Supply |
|
12 VDC adapter (included) |
| Environment |
|
0 to 50°C (32 to 122°F); RH max 95% |
| Dimensions |
|
235 x 218 x 108 mm (9.2 x 8.5 x 4.2”) |
| Weight |
|
1.3 kg (2.9 lbs.) |