Safety Instructions
This digital oscilloscope multi-meter is designed in conformity with safety specifications of IEC1010-1. Second
category of overvoltage measurement: CAT III - 1000V; pollution protection level: Level 1.
1. Before use, please check the machine shell first to check if there are cracked or any required plastic part is missing.
Do not use instrument with broken shell. Special attention shall be paid to the insulating layer of test leads and
connecting lines. When using test leads, do not touch the metal part of the probe of test leads with your finger;
2. Do not operate the multimeter in high-temperature, moist, rainy, inflammable and explosive environment or when
the instrument is wet;
3. Never apply any voltage or current which exceeds the maximum limit of the instrument;
250V DC+AC peak value, within 10 seconds
1000V DC+AC peak value, within 10 seconds
750V DC+AC effective value, within 10 seconds
250V DC/AC effective value, within 10 seconds
500mA DC/AC effective value，250V/500mA fuse type protective tube
10A DC/AC effective value ， within 30 seconds ， 15-minute cooling
interval . 250V/10A fuse type protective tube
250V DC/AC effective value，within 10 second
250V DC/AC effective value，within 10 second
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