溫濕度自記儀是用作環境溫度和濕度監測、記錄的重要儀器，在環境
、氣象以及現代農業、shipinyedengduogelingyuyouzhefeichangzhongyaodeyingyongyiyi。birushuozaishipinye，yangedewenshidukongzhiguanlishibaozhangshipinzhilianganquandezhongyaotiaojian，haodefangfajiushishiyongwenshiduzijiyiduishipinshengchan
、運輸、貯藏等全過程進行實時監測，以避免溫濕度異常造成食品劣變。

    托普雲農研發的TPJ-20-LG溫濕度自記儀，自帶無線傳輸功能
，通過GPRSshangchuan，suoceliangshujuketongguoyijianfasonghuoshezhishujufasongjiange，shishifasongzhifuwuqi
，shangwangyezhakanshuju，wulunshenzaihechuzhiyaonengshangwang，junkezhakanxiazaishuju。hanshoujiAPP，zhichianzhuojipingguoxitong，wulunshenzaihechuzhiyaonengshangwang，junkezhakanshishishuju。caiyongdigonghaosheji，baozhengchangshijianjianceshipinsuochuhuanjingdewenshidu。zengjiaxitongjiankonghebaohucuoshi，bimianxitongsiji。
    該gai溫wen濕shi度du自zi記ji儀yi可ke手shou動dong采cai集ji食shi品pin所suo處chu環huan境jing的de溫wen濕shi度du
，也ye可ke定ding時shi采cai集ji，可ke根gen據ju需xu要yao設she置zhi語yu音yin報bao警jing功gong能neng開kai啟qi，如ru果guo實shi際ji溫wen濕shi度du超chao過guo所suo設she置zhi的de限xian值zhi，儀yi器qi會hui自zi動dong語yu音yin播bo報bao超chao限xian信xin息xi
，保bao障zhang食shi品pin質zhi量liang安an全quan。儀yi器qi自zi帶dai儀yi器qi雲yun管guan理li平ping台tai，可ke將jiang所suo有you便bian攜xie式shi設she備bei及ji在zai線xian設she備bei數shu據ju進jin行xing彙hui總zong分fen析xi
，數shu據ju永yong不bu丟diu失shi，查zha看kan操cao作zuo方fang式shi包bao括kuo網wang頁ye端duan及ji手shou機ji端duan，顯xian示shi每mei種zhong傳chuan感gan器qi采cai集ji到dao的de數shu據ju、檢測時間、采集地點GPS坐標信息。數據可通過GPRS方式或者USB數據線導入方式上傳至管理雲平台。平台內數據可下載，分析，打印。