The HI993301 has a large, dual-level, backlit LCD and displays instantaneous readings of both EC/TDS and temperature, even from a distance.
- HOLD button to freeze readings on the display
- Waterproop
- Backlit, graphic LCD display
EC/TDS is a combined EC/TDS/temperature meter specially designed to meet the needs of growers in greenhouses and hydroponic applications. You can simply install the meter above the sample to be tested for continuous measurement.
The EC/TDS/Temperature probe has been molded with pipe thread (1/2’’ NPT), which allows the user to attach it to an in-line system. Measurements are accurate and the meter can be calibrated at one point. You no longer need to worry about battery changes either: the unit runs without interruption on 12 VDC power supply
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Large LCD screen
stability indicator
HOLD button
Calibration and temperature compensation
The HI993301 has a large, dual-level, backlit LCD and displays instantaneous readings of both EC/TDS and temperature, even from a distance.
EC Range | 0 to 3999 µS/cm |
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EC Resolution | 1 µS/cm |
EC Accuracy | ±2% F.S |
EC Calibration | automatic, one point at 1413 µS/cm or 1382 mg/L (ppm) |
TDS Range | 0 to 2000 mg/L (ppm) |
TDS Resolution | 1 mg/L (ppm) |
TDS Accuracy | ±2% F.S. |
EC/TDS Temperature Compensation | automatic |
Temperature Correction Coefficient | β adjustable from 0.0 to 2.4%/°C |
EC to TDS Conversion Factor | adjustable from 0.45 to 1.00 |
Temperature Range | 0.0 to 60.0°C / 32.0 to 140.0°F |
Temperature Resolution | 0.1°C / 0.1°F |
Temperature Accuracy | ±0.5°C /±1°F |
EC/TDS Probe | HI7630 conductivity probe with internal temperature sensor, 1/2” NPT pipe thread and 2 m (6.6’) cable (fixed, included) |
Power Supply | 12VDC adapter (included) |
Environment | 0 to 50°C (32 to 122°F); RH max 95% |
Dimensions | 160 x 105 x 31 mm (6.2 x 4.1 x 1.2”) |
Weight | 190 g (6.7 oz.) - meter only |
Ordering Information | HI993301-01 and HI993301-02 (EC/TDS Gro’Chek) is supplied with HI7630 conductivity probe, HI70031 1413 µS/cm calibration solution sachet, 12 VDC adapter and Instructions. |