As a professional test equipment, the high and low temperature test chamber is recommended for users to read the instruction manual written by the manufacturer carefully before operation to avoid abnormal impact on the service life of the equipment. 1. During operation, unless absolutely necessary, please do not open the door, otherwise it may cause the following undesirable consequences. · High temperature air flow out of the box ……………… Dangerous · The inside of the door is still kept high ... …… Causes burns · High-temperature air may trigger a fire alarm and cause a malfunction 2. The device must be grounded safely and securely to avoid electrostatic induction. 3. Avoid turning off and on the refrigeration unit within three minutes. 4. If a hot sample is placed in the box, please use the external power supply for the power supply of the sample, and do not directly use the power supply of the machine. Attention should be paid when placing high temperature samples for low temperature tests: the time to open the door should be as short as possible. Matters needing attention during the operation of the high and low temperature test chamber 5. The circuit breaker and over-temperature protector provide the safety protection of the test product and the operator, so please check it regularly. 6. It is absolutely forbidden to test explosive, flammable and highly corrosive substances. 7. Except when necessary, the lighting lamp should be turned off for the rest of the time. 8. Before doing low temperature, the studio should be dried and dried at 60 ℃ for 1 hour. 9. When doing high temperature test, when the temperature exceeds 55 ℃, never turn on the chiller. 10. On any cross section perpendicular to the dominant wind direction, the sum of the test load cross-sectional area should not be greater than one-third of the working cross-section there. Double Sided Adhesive Labeling Machine Double Sided Adhesive Labeling Machine,Double Side Sticker Labelling Machine,Double Side Labeling Machine,Adhesive Labeling Machine Zhangjiagang EBA Machinery and Equipment Co., Ltd , https://www.eba-machine.com