Unverified82% confidenceDecision RuleTime unknown

选可自动/手动校准的机型：NDIR的CO₂需定期在户外新鲜空气（约400ppm）做基线校准（ABC算法），无校准功能的机型数据会逐年偏移

1

Sources

82%

Confidence

Long-term

Relevance

-

First Seen

Sources

Related Entities

智能空气检测仪category

Related Claims

Unverified校准便捷性关键看是否支持一键零点校准（在洁净空气中）：CO₂需要户外400ppm基准校准，甲醛/VOC零点校准应放置洁净环境后归零，无校准功能的设备漂移后无法纠正74% similar UnverifiedCO2检测必须用NDIR（非分散红外）传感器，量程覆盖400-5000ppm；卧室/办公室建议关注CO2，超过1000ppm即需通风。半导体式eCO2是估算值不可信73% similar UnverifiedCO2检测应选NDIR（非分散红外）传感器，而非通过VOC换算的估算CO2，后者数值不可靠73% similar

Cite This Claim

Stable URI

https://kongchang.com/claim/231036

API

curl https://kongchang.com/api/v1/knowledge/claims/231036

MCP

get_claim(id=231036)