Fruit Hardness Tester Manual for Vegetable Sclerometer Meter Pointer Penetrometer Durometer

Easy to Use: Simple operation, Insert to test High Precision: Suitable for professional testing Easy to Carry: Small and simple package for easy carrying Applicability: Suitable for hardness testing of various fruits High Quality: Rugged metal material, trustworthy Principle:The hardness of fruit can express by the unit area(s) could undertake the pressure of dynamometer(N), their specific value is just as the hardness(P).P=N/SP - the hardness value of fruit 10^5 Pa or (kg/cm^2)N - pressure of dynamometer (N) N or (kg)S - the area of pressure m^2 or (cm^2)Pay Attentions1.Retention knob should be loosened before measuring, rotate dial will justify the driven guidelines and the initial alignment of the same scale (straight head), and then rotate retention knob. Check whether the driver instructions pointer is on the right driver guidelines, if not, should rotate back to zero knob, so that instruction pointer is on the right of driver guidelines, 2. In order to achieve better accuracy, be