APPA 91, Руководство оператора

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13
OPERATION
This instrument has been designed and tested in accordance with IEC Publication 1010, Safety Requirements of
Electronic Measuring Apparatus and has been supplied in a safe condition. This instruction manual contains some
information and warnings which have to be followed by the user to ensure safe operation and to retain the
instrument in safe condition.
3-1 Precautions and Preparations for measurement
1. Make sure that the battery is properly connected.
2. The instrument should only be operated between 0°C ~ 50°C and at less than 75% R.H.
3. Do not use or store this instrument in a high temperature or high humidity environment and do not store the unit in
direct sunlight.
4. Do not replace battery with power on condition.
5. If the unit is not to be used for a log period of time , remove the battery.
6. Do not forget to turn off after use.
7. If the meter is used near equipment that generates electro-magnetic interence, the display may be unstable or indicate
incorrect measurement values.
8. Maximum rated voltage to earth for voltage and current measurements terminals is 1000V AC/DC Cat.II.