Our GroLine Monitor is made by growers and scientists alike who are committed to helping you take your growing operation to the next level.

Features at-a-glance

• 3 sensors combined in a single rugged probe body made for continous immersion up to 2 meters: pH electrode with renewable cloth junction, amperometric EC/TDS sensor, and an internal temperature sensor for temperature compensated readings
• IP65 rated enclosure: designed to withstand harsh grow environments
• Wide pH Range: measure pH from 0.00 to 14.00 pH
• Selectable EC to TDS/ppm conversion factor: choice of either a 0.5 or 0.7 conversion factor
• Automatic Temperature Compensation: all readings are compensated for variations in temperature, temperature displayed in oC or oF along with pH, EC or TDS reading
• Large LCD with plant-friendly green backlighting: LCD can display all three essential hydroponic nutrient measurements at one time, a 3-second cycle of single measurements, or a real-time graph screen with options for measurement selection and log recall
• Data logging for 30 days: logs every 15 minutes for last 30 days, stores min, max, and average values
• Data transfer: USB-C port for easy data transfer to memory stick or PC
• High and low alarms: warns when your nutrient solution is out of desired range by flashing display and message
• Ambient light sensor: for automatic LCD dimming