Note that high and low temperature testing machines also need protection

I bought a high and low temperature test machine, I don't know how to use it. After reading this, you will understand:

1. In order to avoid machine failure in the high and low temperature test machine, please provide the power supply within the rated voltage range.

2. In order to prevent electric shock or malfunction and malfunction, please do not turn on the power before installation and wiring are completed.

3. This product is not explosion-proof, please do not use it in the environment with flammable or explosive gas.

4. It is forbidden to disassemble, process, modify or repair the high and low temperature test machine without authorization, otherwise there will be danger of abnormal action, electric shock or fire.

5. The ventilation holes of the body should be kept open to avoid malfunction, abnormal operation, reduced life and fire.

6. If the machine is damaged or deformed when unpacking, please do not use it.

7. Be careful not to let dust, thread, iron filings or other things enter when setting up the machine, otherwise it will cause wrong action or malfunction.

8. The wiring must be correct and must be grounded. Failure to ground may result in electric shock, malfunction, abnormal display, or large errors in measurement.

9. Regularly check the high and low temperature tester terminal screws and fixing frame. Please do not use it under loose conditions.

10. During the operation of the instrument, the power input terminal cover must be installed on the terminal block to prevent electric shock.

11. Before the instrument is in operation, the safety should be fully considered before the operation of modifying the setting, signal output, starting, stopping, etc., and the wrong operation may cause the working equipment to be damaged or malfunction.

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