1, the surrounding air temperature is not higher than 40 degrees C, not less than -5 degrees C, the average temperature within 24h shall not be higher than 35 degrees C, more than, according to the actual situation of the operation of reduced capacity;

2, indoor use: the use of the place of elevation should not exceed 2000m

3, the surrounding air relative temperature is not more than 50, at a lower temperature allows a larger relative temperature, such as 90 at the time of the temperature, should take into account the temperature changes may occasionally produce the effects of condensation;

4, the installation of the device and the vertical slope of not more than 5 degrees C, and the entire set of cabinet columns relatively flat (in line with GBJ232-82 standard);

5, the device should be installed in a place free of severe vibration and impact and not sufficient to make electrical components should not be corroded;

6, the user has special requirements can be negotiated with the manufacturing plant to resolve