1. In order to avoid machine failure of the constant temperature and humidity tester, please provide power within the rated voltage range. 2. In order to prevent electric shock or malfunctions and malfunctions, please do not turn on the power until the installation and wiring are completed. 3. This product is a non-explosion-proof product, please do not use a constant temperature and humidity tester in a flammable or explosive gas environment. 4. Please do not open the door of the test chamber when the instrument is working. Opening at high temperature may cause burns to the operator. Opening at low temperature may cause frostbite to the worker in the morning, and may cause the evaporator to freeze and affect the cooling effect. If it must be opened, please do some protection work, 5. It is forbidden to disassemble, process, modify or repair the constant temperature and humidity tester without authorization, otherwise there will be danger of abnormal movement, electric shock or fire. 6. The ventilation holes of the machine body should be kept unobstructed to avoid malfunction, abnormal operation, reduced life and fire. 7. If the machine is damaged or deformed when unpacking, please do not use it. 8. When installing the machine, be careful not to let dust, wire ends, iron filings or other things enter, otherwise wrong action or malfunction will occur. 9. The wiring must be correct and must be grounded. Failure to ground may cause electric shock, erroneous operation accidents, abnormal display or large errors in measurement. 10. Regularly check the terminal screws and the fixing bracket, please do not use it in a loose situation. 11. During the operation of the instrument, the power input terminal cover must be installed on the terminal board to prevent electric shock. 12. During the operation of the instrument, before performing operations such as setting modification, signal output, starting and stopping, the safety should be fully considered. Wrong operation will damage the working equipment or malfunction. 13. Please wipe the meter with a dry cloth, do not use alcohol, gasoline or other organic solvents, and do not splash water on the meter. If the meter is immersed in water, please stop using it immediately, otherwise there is a risk of leakage, electric shock or fire. 14. The internal parts of the instrument have a certain life span. In order to continue to use the instrument safely, please perform regular maintenance and maintenance. When scrapping this product, please treat it as industrial waste. Office And Student Pen, Office Pen ,Student Pen , Classic Pen for writing Tonglu shangmei pen industry co.,ltd , https://www.shangmeipenindustry.com
Precautions for operation of constant temperature and humidity tester