
DL9120 / DL9130
Operating Instructions
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7 Environmental Conditions
The DL9120 / DL9130EV has been designed to perform tests and
measurements in a dry indoor environment.
Operating Altitude 0 to 2000 metres.
Overvoltage category IEC 60664/IEC 61010, 300V Category III.
Pollution degree 2 according to IEC 61010-1.
Protective system IP40 according to IEC 60529.
Electromagnetic compatibility (EMC). Interference immunity and emitted
interference conforming to IEC 61326-1.
Operating temperature range of 0°C to 40°C.
Operating humidity up to 75% without condensation.
The DL9120 / DL9130EV can be stored at any temperature in the range
-25°C to +65° The batteries should be taken out of the instrument for
storage.