1. Please note that the machine must be safely grounded to avoid electrostatic induction.
2. in the operation, unless it is absolutely necessary, please do not open the door, otherwise it may lead to the following undesirable consequences:
- The inside of the door is still hot, causing burns
- High-temperature air flow out of the box, very dangerous
- High-temperature air may trigger a fire alarm. 3. Do not turn off the refrigeration unit in three minutes.
3. Circuit breakers and over-temperature protectors provide safety protection for the test products and operators of the machine, so please check them regularly.
4. Before the low temperature, the studio should be wiped dry at 60 °C for about 1 hour.
5. During the test, when the temperature exceeds 54°C, do not open the cold machine.
6. When placing a heating sample inside the box, use an external power supply for power control. Do not use this unit directly. When putting in high-temperature materials for low temperature test, it should be noted that the time for opening the door should be as short as possible.
7. high and low temperature test chamber is prohibited to test explosive, flammable substances.
8. except when necessary to open, the rest of the time should be closed.