DescriptionFeatures :A compact and portable microprocessor comprised of unit2-wavelength concentration difference of optical measuring methods Silicon semiconductor photodiode sensor, for quick and non-destructive detectionTesting parameters for plant’s nitrogen, chlorophyll, leaf structure, and leaf humidityImported with a rechargeable Li-battery allows long and worry-free operation30 KB memory with USB interface, for convenient data processing and storageConfigured with a memory card that allows data storage capacity of 999 groups, for the management and analysisSoftware program with online upgrade and data visualization via chart or curveAutomatic calculation of average, reduced operation timeAn optimal unit to measure the relative amount of chlorophyll present in plant leavesSpecifications : Measuring range0.0 to 99.9 SPAD and -10 to 99.9°CMeasuring accuracy± 3 SPAD, ± 0.5°CMeasuring repeatability± 0.3 SPAD, ± 0.2°C Measuring Mode2-wavelength concentration difference of optical methodsMeasuring area2×2 mmMinimum Measuring Interval< 3 s SensorSilicon semiconductor photodiode sensor Display mode3 digits measuring value and 2 digits measuring timesDisplayLCDControllerMicroprocessorMemory30 KBOperating Temperature-10 to 50°C Power4.2V -2000Mah rechargeable Li batteryWeight200 gm Applications : Chlorophyll meter is used to measure chlorophyll content of plants or greenness, leaf temperature, to increase the utilization of nitrogen fertilizer across agriculture, plant biotechnology etc.
