| The use of environmental conditions
1, ambient temperature : +40 ° -30 ° C (-40 ° C cold areas); 2, no more than 1,000 above sea level. 2000,3000m; 3, the air pressure does not exceed 700Pa (equivalent to 34m/s wind speed) 4. Air pollution level IV; 5, no fire, explosion hazards, chemical corrosion and... |