Supporto personalizzato
OEM
Punto d'origine
Shandong, China
Numero del Modello
HM-TYD
Name
Soil nutrient analyzer with crops fertilization guidance
Key words
Fast soil testing formula fertilization equipment
Power supply
AC 220 ± 22V DC 7.5V (optional built-in lithium battery)
Repeatability error
≤0.5% (0.005, potassium dichromate solution)
Linearity error
≤3% (0.03 copper sulfate detection)
Sensitivity
Red light ≥4.5 * 10-5 Blue light ≥3.17 * 10-3
Wavelength range
red light: 620 ± 4nm; blue light: 440 ± 4nm
Screen
5.1-inch large-screen English backlight display
Test results
automatic storage printing, can store more than 1000 test results.
