Normal working conditions and installation conditions:

•Temperature: -5°C - +40°C, average temperature not exceed +35°C in 24 hours. 

•Altitude: not exceed 2000m.

•Air Condition: At the mountain site, relative humidity not exceed 50% at the max temperature of +40°C.

Higher relative humidity is allowable under lower temperature.

•Pollution Grade: Grade III.

• Mounting Condition: The inclination between te mounting plane and the vertical plane shall not exceed ±30°. 

•mpact shock: The product shall be installed and operated at a place without obvious shake, impact and vibration.