{"product_id":"hanna-groline-hi9814-ph-ec-tds-temperature-meter","title":"Hanna GroLine Waterproof pH\/EC\/TDS\/Temperature Meter HI9814","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Hanna Instruments GroLine HI9814 is a professional portable meter for monitoring pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature in hydroponic reservoirs, aquaponic systems, greenhouses, and other agricultural applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts large three-line display shows pH, your selected EC or TDS measurement, and solution temperature at the same time. The included HI1285-7 multiparameter probe combines all four measurements in one replaceable sensor, eliminating the need to carry several separate meters.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eOne Probe for Complete Nutrient-Solution Monitoring\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HI1285-7 probe incorporates a pH electrode, EC\/TDS cell, and temperature sensor in one rugged assembly. Its built-in preamplifier helps protect pH measurements from transient electrical interference produced by grow-light ballasts, circulation pumps, motors, and other equipment commonly found in indoor gardens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA quick-connect DIN fitting and attached cable make it easy to install or replace the probe when necessary.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMeasures pH, EC, TDS, and temperature with one meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplays pH, selected EC or TDS, and temperature simultaneously\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for hydroponics, aquaponics, greenhouses, and agriculture\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePreamplified probe helps reduce electrical-noise interference\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eQuick Cal mode calibrates pH and EC with one compatible solution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports conventional one- or two-point pH calibration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelectable 0.5 and 0.7 TDS conversion factors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic temperature compensation for pH and conductivity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrode-condition indicator helps monitor pH probe performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP67 waterproof meter housing for demanding grow environments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHOLD function freezes measurements for convenient recording\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-selectable automatic shutoff conserves battery power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaceable HI1285-7 multiparameter probe\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eMeasurement Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eRange\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eResolution\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003epH—meter range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e−2.00 to 16.00 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.01 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.02 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003epH—with included HI1285-7 probe\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.00 to 13.00 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.01 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.02 pH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.00 to 6.00 mS\/cm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.01 mS\/cm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±2% full scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTDS—0.5 conversion factor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 3000 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±2% full scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTDS—0.7 conversion factor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 3990 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 ppm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±2% full scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTemperature—meter range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e−5.0 to 105.0°C \/ 23.0 to 221.0°F\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.1°C \/ 0.1°F\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.5°C \/ ±1.0°F\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTemperature—with included probe\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.0 to 50.0°C \/ 32.0 to 122.0°F\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.1°C \/ 0.1°F\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e±0.5°C \/ ±1.0°F\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003eEC and TDS Readings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HI9814 directly measures electrical conductivity and can convert that reading into TDS using either of the two most common conversion factors:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e0.5 conversion factor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Up to 3000 ppm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e0.7 conversion factor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Up to 3990 ppm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause ppm readings depend on the selected conversion factor, always confirm which scale is used by your nutrient manufacturer before comparing the meter reading with a feeding chart.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlexible Calibration Options\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor convenient routine maintenance, Hanna Quick Cal solution allows the meter to perform a combined one-point pH and conductivity calibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HI9814 also supports traditional calibration standards:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003epH calibration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatic one- or two-point calibration using pH 4.01, 7.01, or 10.01 buffers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEC calibration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatic one-point calibration using 1.41 or 5.00 mS\/cm conductivity standard\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eQuick calibration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Simultaneous pH and EC calibration using Hanna HI50036 Quick Calibration Solution\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the best pH accuracy in typical hydroponic nutrient solutions, perform a two-point calibration using pH 7.01 first and pH 4.01 second.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow to Take a Measurement\u003c\/span\u003e\u003c\/h3\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the probe is clean, hydrated, and properly calibrated.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the HI1285-7 probe firmly to the meter.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRinse the probe with distilled or deionized water and shake off excess droplets.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImmerse the probe tip in the nutrient solution and stir gently.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLightly tap the probe to dislodge any trapped air bubbles from the EC cell.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllow the temperature and measurement readings to stabilize.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRead pH and temperature while using the SET button to select EC, TDS, or pH-mV on the secondary display.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRinse the probe after testing to prevent cross-contamination.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse a clean plastic container when testing samples outside the reservoir to help minimize electromagnetic interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProbe Cleaning and Maintenance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNutrient salts, fertilizers, and organic material can coat the probe and cause slow, drifting, or inaccurate readings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor routine cleaning:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eSoak the probe in Hanna general-purpose or agricultural electrode cleaning solution for approximately 20 minutes.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRinse the probe thoroughly with distilled or deionized water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSoak it in Hanna HI70300 Electrode Storage Solution for at least 30 minutes.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRinse away all storage solution before taking EC measurements.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecalibrate the meter before use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInspect the glass pH bulb regularly for scratches or cracks. The bulb is made of glass and should never be struck against the bottom or side of a hard container.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProper Probe Storage\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pH bulb and reference junction must remain moist to maintain fast, accurate response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter use, rinse the probe and place a few drops of Hanna HI70300 Electrode Storage Solution inside the protective cap before reinstalling it. If the probe dries out, soak it in storage solution for at least 30 minutes before calibration or use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever store the pH electrode in distilled or deionized water. Pure water can damage the reference system and shorten probe life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWaterproof Design and Battery Life\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HI9814 meter housing carries an IP67 ingress-protection rating for use in wet growing environments. Before exposing the instrument to moisture, firmly connect the probe and verify that the battery-cover gasket is correctly seated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThree AAA batteries provide approximately 600 hours of continuous operation. The display includes remaining-battery indication, low-battery warning, and Battery Error Prevention System protection. Automatic shutoff can be set for 8 minutes, 60 minutes, or disabled.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHanna GroLine HI9814 meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHI1285-7 pH\/EC\/TDS\/temperature probe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAttached probe cable with DIN connector\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna Quick Calibration Solution sachets\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna Agricultural Cleaning Solution sachets\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThree AAA batteries\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstrument quality certificate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrode quality certificate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstruction manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eRecommended Accessories\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMaintain accuracy and protect your investment with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHanna Quick Calibration Solution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna pH 4.01 and pH 7.01 calibration buffers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna 1413 µS\/cm and 5000 µS\/cm conductivity standards\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna General Purpose Cleaning Solution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHanna HI70300 Electrode Storage Solution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement Hanna HI1285-7 multiparameter probe\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe Hanna GroLine HI9814 gives serious growers a durable, accurate, and convenient way to monitor the most important nutrient-solution parameters with one portable instrument.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":32085340365,"sku":"HI9814","price":288.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/HANNA_-GroLine-Hydroponic-Waterproof-pH-EC-TDS-Temperature-Portable-Meter-Hanna-Instruments-1672087846.jpg?v=1683705540","url":"https:\/\/www.gardensupplyguys.com\/products\/hanna-groline-hi9814-ph-ec-tds-temperature-meter","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}