1, according to the measured items, adjust the multimeter to the appropriate gear, such as Ω gear, A gear and V gear.

2. Roughly estimate the value of the measured item and adjust the range of the multimeter.

3. Connect the multimeter in parallel at both ends of the measured object. If the red pen and the black pen are connected accurately, the corresponding value will be displayed on the multimeter.

Huguang Group Co., Ltd. was established on August 8, 2000, registered in Suao Industrial Zone, Liushi Town, Yueqing City, and its legal representative is Jiang. The business scope includes the production and sales of power transformers, dry-type transformers, mining transformers, reactors, photovoltaic substations, wind energy substations, European-style box-type substations, American-style box-type substations, meter boxes, high and low voltage appliances, power transmission and distribution equipment, rectifiers, electromechanical equipment, electronic components, instruments and meters (excluding measuring instruments), explosion-proof appliances, automobile parts, motorcycle parts, wires and cables, hardware tools, valves and sealing rings. Economic information consulting service (excluding securities and futures financial authentication business). Invest in industry. Sales of chemical raw materials (excluding dangerous chemicals and precursor chemicals) and metal materials. Import and export of goods and technology. Huguang Group Co., Ltd. invested in 4 companies, 1 branch.