Safe operation<br><br>Read the instructions for safe operations below in detail before use<br>1. Before use, please observe the appearance of the instrument for damage caused by the transport squeeze<br>2. The instrument shall be operated by a trained professional technician<br>3. Before use, read the operating manual carefully to avoid the wrong wiring caused by safety problems and instrument damage<br>4. All wiring must be carefully checked before power can be sent and the connected equipment is correct<br>5. Please avoid high temperature, high humidity and corrosion environment to install instruments, and avoid direct sunlight<br>6. Avoid using a power source that will cause burst interference, and if there is burst interference, separate the instrument power supply from other interference devices
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