Factory Calibrated: The TDS-1 meter is calibrated with a 1413 µS solution—can be recalibrated with digital calibration using the push buttons
Good aeration is absolutely necessary as it promotes nutrient uptake and aids in the growth of beneficial organisms
Have you ever met a grower who fed his crops the best nutrients and they still gave him weak performance and small harvests
as long as the unit came with an IR / infrared remote controller
Temperature accuracy is +/-2%
Grozone Usco2 Controller Dampers Factory Calibrated: The TDS-1 meterThis is Grozones beginner solution for growers looking for affordable and easy to use CO2 controller. User can select one among five preset CO2 control values (1000, 1125, 1250, 1375 and 1500 PPM) User can select one among five preset Elevation values for improved CO2 control in higher altitudes (sea level, 1000, 3000, 5280, 7000 feet)Detailed description 3 LED Display shows ambient CO2 value (7 ranges between 500 and 2000 PPM) Day Night detection to