Easy to use, just hang the GroChek TDS Monitor above the sample to be monitored or take it with you for on-site measurements. The probe, built for horticulture and hydroponics applications, compensates for temperature variations automatically, is very stable and requires little maintenance.
Instruction Manual (PDF)
The HI 983301N ships complete with a low-maintenance probe (0 to 1990 ppm – mg/L), 12-volt adapter, 1500 ppm calibration solution (20 mL), a calibration screwdriver and complete instructions. Warranty: 2-years (six months on electrode).