NP8 series button

Normal working conditions and installation conditions
1 The ambient air temperature is -5℃~+40℃, and the average value of 24h does not exceed +35℃.
2 The altitude of the installation site does not exceed 2000m.
3 When the highest temperature is +40℃, the relative humidity of the air does not exceed 50%, and a higher temperature can be allowed at a lower temperature.
The relative humidity, for example, reaches 90% at +20°C. Special measures should be taken for the occasional condensation due to temperature changes.
4 The button should be installed in a place where there is no significant shaking, shock and vibration, and no rain or snow.
5 The button should be installed in a medium without explosion hazard, and there is no gas and much dust in the medium that can corrode metal and damage the insulation.
6 Pollution degree: Level 3.
7 Installation category: Class Ⅱ.

NP8 series button