Hanna Groline pH/EC/Temperature Monitor HI-981420


Sale price£447.00


Make your nutrient solution easy to manage with the GroLine Monitor and combined pH/EC/Temperature probe. Quick to set up and simple to use, the monitor was designed for hydroponics, aquaponics, and greenhouses.

The HI-981420 GroLine Monitor provides 24-hour continuous monitoring of pH, conductivity (EC or TDS), and temperature in hydroponic nutrients. Results every 15 minutes. Detail instruction manual can be found here.

The GroLine Monitor automatically logs your results every 15 minutes over the last 30 days. Minimum, maximum, and average values are stored so you can recognise when patterns arise and help prevent future problems.

  • High and low alarms with LED indicator
  • Easy viewing on the large LCD with plant-safe green backlighting
  • Calibrate pH and EC with a single Quick Cal solution
  • Simultaneous display of all 3 essential readings on an easy to read large LCD with plant-safe green backlighting.
  • No need for separate probes. Supplied complete with a durable, polypropylene body 3-in-1 probe that measures pH, EC/TDS, and temperature.

Key features

  • 3 sensors combined in a single rugged probe body: 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 growing environments
  • Wide pH Range: measure pH from 0.00 to 14.00 pH
  • EC Range: 0.00 to 10.00 mS/cm
  • Selectable EC to TDS ppm conversion factor: choice of either a 0.5 or 0.7 conversion factor
  • Ambient light sensor: for automatic LCD dimming
  • Automatic Temperature Compensation: all readings are compensated for variations in temperature, the temperature displayed in °C or °F along with pH, EC or TDS reading
  • Large LCD with plant-friendly green backlighting: meter displays a clock tag that will disappear when the reading has achieved stability
  • Data logging for 30 days: logs every 15 minutes for the 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 with LED indicator: warns when the process is out of desired range by flashing display and message

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