Normal working conditions and installation conditions
1 The ambient air temperature is: -5℃~+40℃, and the average value within 24 hours does not exceed +35℃.
2 Altitude: not more than 2000m.
3 Atmospheric conditions: when the highest temperature is +40℃, the relative humidity of the air does not exceed 50%, and it can be used at lower temperatures
Higher relative humidity is allowed, such as 90% at +20°C. Special measures should be taken for the occasional condensation due to temperature changes.
4 Pollution degree: Level 2.
5 Installation category: Class Ⅱ.
6 The button should be installed in a place where there is no significant shaking, shock and vibration, and no rain or snow.
7 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 the metal and damage the insulation.
8 The hole size of the mounting plate: Φ16 +0.20 mm.