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Safety regulations
1. The operator must pass technical training, understand and master the operation, adjustment,
technical maintenance and technical safety of the machine before using the instrument.
2. Pay attention to the technical parameters of the machine, especially the environmental conditions
must meet the requirements.
3. The safety instructions of the instrument must be strictly followed; installation and fault inspection
must be carried out by professionals.
4. The instrument must be reliable grounded to ensure safe operation.
5. Before the instrument is energized, you must check whether the installation is correct; no exposed
places are allowed for the wires of electrical equipment.
graduated scale
knurled nut
pointer
