​Preparation before operation of the leather material tensile testing machine:

1. Uz stingra pamata vai darbagalda, kas uzstādīts pareizi, vidē nav vibrācijas un kodīgas vides;

2. The fluctuation range of the power supply voltage should not exceed ±10 percent of the rated voltage, the power supply of the testing machine should be reliably grounded, and the frequency fluctuation should not exceed 2 percent of the rated frequency;

3. Telpas temperatūra ir 10–35 grādi, un relatīvais mitrums nepārsniedz 80 procentus.