1. Be sure to read this manual carefully before using the resistance tester.
2. The operator of the resistance tester should have general knowledge of the use of general electrical equipment or instruments.
3. The resistance tester can be used both indoors and outdoors, but it should be used away from rain, corrosive gas, excessive dust, high temperature, direct sunlight and other places. The instrument should avoid dramatic movements.
4. The maintenance, care and adjustment of the resistance tester should be carried out by professionals.
5. After the test is completed, be sure to wait for the discharge alarm sound to stop before turning off the power and removing the test line.
6. When measuring the no-load voltage-regulating transformer, be sure to wait for the discharge indication alarm sound to stop and switch the gear.
7. During the test, it is forbidden to move the test clip and the safety measures for the tester's electrical resistance tester.