- Waterproof
- Adjustable TDS ratio
- Adjustable β
- Extra-large dual-level backlit LCD
- 12 VDC power supply
This waterproof EC/TDS indicator has been designed to meet the Grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. At startup, the monitor a self-check to assure proper working condition. These powerful instruments also feaure a stability indicator and hold feature to prompt the user when to take the reading and freeze the display for easy and accurate recording. Calibration and temperature compensation is automatic, while the EC/TDS converions factor and temperature coefficeint factor are user adjustable for application specific measurements.
Supplied complete with HI 7630 EC probe, 1413 µS/cm calibration solution (20mL), 12 VDC adapter, and instructions.
| Specifications |
HI 993301 |
| Range |
EC: 0 to 3999 µS/cm; TDS: 0 to 2000 ppm; Temperature 0.0 to 60.0 °C (32.0 to 140.0 °F) |
| Resolution |
EC: 1 µS/cm; TDS: 1 ppm; Temperature: 0.1°C ( 0.1°F) |
| Accuracy (@20°C/68°F) |
EC: ± 2%; TDS: ±2% F.S.; Temperature: ± 0.5°C ( 1°F) |
| EC/TDS Calibration |
Automatic 1 point at 1413 µS/cm |
| EC/TDS Conv. Factor |
Adjustable from 0.45 to 1.00 |
| Probe |
HI 7630 (included) |
| Temp. Compensation |
Automatic, BETA β is adjustable from 0.0 to 2.4%/°C |
| Power Supply |
12 VDC adapter (included) |
| Environment |
0 to 50 °C (32 to 122 °F); max 95% RH |
| Dimensions |
6.3 x 4.1 x 1.2 " (160 x 105 x 31 mm) |
| Weight |
6.7oz (190g) |
(877) 640-GROW
