Hanna Grochek Water Resistant pH Indicator

Hanna GroChek Water-resistant Continuous pH Monitor HI 981401 Special pH Electrode - HI 1286s (reg) diaphragm reduces clogging in fertilizer solutions, ensuring longer electrode life. New Larger Display - Hanna has eliminated the alarm which was totally useless and annoying to growers and replaced it with a larger dispay in this newer model. Water-resistant - The pH GroCheks rugged casing & connections have been sealed against the ingress of vapor, dust and water. Supplied Complete - pH GroChek comes with pH electrode, pH 4 & 7 buffers, calibration key, power supply and instructions, ready to measure right out of the box. 2-year warranty for the meter and 1-year warranty for the probe. The innovative pH GroChek has been designed to meet the Growers need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. The water-resistant monitor has a molded eye for easy installation right above the sample to be monitored. Customized setpoints are user-adjustable and a red LED will alert the user as soon as an abnormal situation arises. Measurements are highly accurate and can be verified with one or two point calibration. Low batteries and frequent battery changes are no longer a problem as the pH GroChek is equipped with a 12 VDC power supply. The probes are interchangeable and the connectors are well-protected behind a waterproof sheath. The gel-filled pH electrode has been specially designed to address the needs of growers. Its design guarantees greater clogging resistance in fertilizer solutions with high concentrations of phosphate, nitrate, etc. This is a major improvement ensuring longer life for your electrode and none of the hassles such as frequent calibrations & electrode changes. pH spot checks and continuous monitoring have never been this easy. SPECIFIC