Unverified83% confidenceDecision RuleTime unknown
户外或半开放区域（阳台、车库、围墙）安装的震动报警器防护等级需达IP65及以上，普通室内款仅IP20-IP42，遇雨水凝露会短路或误报
1
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83%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified室外安装的声光报警器防护等级需≥IP65，以防雨水灌入导致喇叭腔进水失效；仅IP54级别只适合有屋檐遮挡的半室外位置89% similarUnverified门口机防护等级需关注IP等级，室外露天安装建议IP65及以上防雨防尘，仅雨棚下或楼道内可放宽至IP54，防护不足会导致夏季进水雾化、镜头结露85% similarUnverified户外大门/庭院门/车库门必须选IP65及以上防水防尘等级，室内标准门磁（无IP标注或IP20）用于户外半年内易受潮误报或失效85% similarUnverified室外用声光报警器防护等级需达到IP65以上，室内可选IP44即可；沿海或多雨地区建议IP66，防止盐雾和暴雨渗入导致电路短路84% similarUnverified户外常年使用的报警锁防水等级应达到IP65及以上，IP44仅防溅水，长期雨淋会导致电路板腐蚀和传感器失灵84% similar
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