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1.3 Environment requirements
Storage Environment
a) Temperature: -40 ℃ ~ + 60 ℃
b) Relative humidity: ≤ 95%
c) Atmospheric pressure: 500 hPa ~ 1060 hPa
Operating Environment
a) Temperature: +10 ℃ ~ + 40 ℃
b) Relative Humidity: ≤ 75%
c) Atmospheric pressure: 700 hPa ~ 1060 hPa
1.4 Precautions
1.4.1 Attention
Point out conditions or practices that may cause damage to the device or other proper-
ties.
% Before using the device, make sure that it locates in normal working state and operat-
ing environment.
% In order to get a more accurate measurement, it should be used in a quiet and com-
fortable environment.
% When it is carried from cold or hot environment to warm or humid environment,
please do not use it immediately,wait four hours at least is recommended.
% If the device is splashed or coagulated by water, please stop operating.
% DO NOT operate the device with sharp things.
% High temperature, high pressure, gas sterilizing or immersion disinfection for the
device is not permitted. Refer to User Manual in the relative chapter (6.1) for cleaning
7
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