描(Miao)述(Shu):(?)飞(Fei)梦(Meng) 土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi)复(Fu)合(He)电(Dian)极(Ji)采(Cai)用(Yong)低(Di)阻(Zu)抗(Kang)敏(Min)感(Gan)玻(Bo)璃(Li)膜(Mo)制(Zhi)成(Cheng),能(Neng)应(Ying)用(Yong)于(Yu)各(Ge)种(Zhong)条(Tiao)件(Jian)的(De)PH测(Ce)量(Liang),具(Ju)有(You)回(Hui)应(Ying)快(Kuai),热(Re)稳(Wen)定(Ding)性(Xing)好(Hao)的(De)特(Te)点(Dian):有(You)良(Liang)好(Hao)的(De)再(Zai)现(Xian)性(Xing),不(Bu)易(Yi)水(Shui)解(Jie),基(Ji)本(Ben)消(Xiao)除(Chu)了(Liao)碱(Jian)误(Wu)差(Cha),在(Zai)0—(?)14PH范(Fan)围(Wei)内(Nei)呈(Cheng)线(Xian)性(Xing)电(Dian)力(Li)值(Zhi),Ag/Agcl与(Yu)凝(Ning)胶(Jiao)电(Dian)解(Jie)质(Zhi)盐(Yan)桥(Qiao)组(Zu)成(Cheng)的(De)参(Can)比(Bi)系(Xi)统(Tong)具(Ju)有(You)稳(Wen)定(Ding)的(De)半(Ban)电(Dian)池(Chi)电(Dian)位(Wei)和(He)优(You)良(Liang)的(De)抗(Kang)污(Wu)染(Ran)性(Xing)能(Neng),环(Huan)行(Xing)聚(Ju)四(Si)氟(Fu)乙(Yi)烯(Xi)隔(Ge)膜(Mo)不(Bu)易(Yi)阻(Zu)塞(Sai),可(Ke)长(Chang)期(Qi)在(Zai)线(Xian)检(Jian)测(Ce).
FM-PH土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi)
(?) (?)FM-PH土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi) (?)一(Yi)概(Gai)述(Shu):(?)
(?) (?)土(Tu)壤(Rang)PH复(Fu)合(He)电(Dian)极(Ji)采(Cai)用(Yong)低(Di)阻(Zu)抗(Kang)敏(Min)感(Gan)玻(Bo)璃(Li)膜(Mo)制(Zhi)成(Cheng),能(Neng)应(Ying)用(Yong)于(Yu)各(Ge)种(Zhong)条(Tiao)件(Jian)的(De)PH测(Ce)量(Liang),具(Ju)有(You)回(Hui)应(Ying)快(Kuai),热(Re)稳(Wen)定(Ding)性(Xing)好(Hao)的(De)特(Te)点(Dian):有(You)良(Liang)好(Hao)的(De)再(Zai)现(Xian)性(Xing),不(Bu)易(Yi)水(Shui)解(Jie),基(Ji)本(Ben)消(Xiao)除(Chu)了(Liao)碱(Jian)误(Wu)差(Cha),在(Zai)0—(?)14PH范(Fan)围(Wei)内(Nei)呈(Cheng)线(Xian)性(Xing)电(Dian)力(Li)值(Zhi),Ag/Agcl与(Yu)凝(Ning)胶(Jiao)电(Dian)解(Jie)质(Zhi)盐(Yan)桥(Qiao)组(Zu)成(Cheng)的(De)参(Can)比(Bi)系(Xi)统(Tong)具(Ju)有(You)稳(Wen)定(Ding)的(De)半(Ban)电(Dian)池(Chi)电(Dian)位(Wei)和(He)优(You)良(Liang)的(De)抗(Kang)污(Wu)染(Ran)性(Xing)能(Neng),环(Huan)行(Xing)聚(Ju)四(Si)氟(Fu)乙(Yi)烯(Xi)隔(Ge)膜(Mo)不(Bu)易(Yi)阻(Zu)塞(Sai),可(Ke)长(Chang)期(Qi)在(Zai)线(Xian)检(Jian)测(Ce).
(?) (?)FM-PH飞(Fei)梦(Meng) 土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi) (?)二(?) 主(Zhu)要(Yao)技(Ji)术(Shu)参(Can)数(Shu):(?)
(?) (?)测(Ce)量(Liang)范(Fan)围(Wei):(?)0-14PH (?) (?) (?) (?) (?) (?) (?) (?)测(Ce)量(Liang)精(Jing)度(Du): 0.01PH
(?) (?)适(Shi)用(Yong)温(Wen)度(Du): 0-80℃(?) (?) (?) (?) (?) (?) (?) (?) (?) (?)回(Hui)应(Ying)时(Shi)间(Jian):5S
(?) (?)漂(Piao) 移(Yi) 度(Du):(?)0.02PH/24h(不(Bu)累(Lei)加(Jia)) (?) (?)敏(Min)感(Gan)膜(Mo)阻(Zu)抗(Kang): 200*106Ω(?)
(?) (?)斜(Xie) 率(Lu): 98 % (?) (?) (?) (?) (?) (?) (?) (?) (?) (?)电(Dian)极(Ji)的(De)等(Deng)电(Dian)位(Wei)点(Dian):7±0.5PH
(?) (?)信(Xin)号(Hao)输(Shu)出(Chu):(?)4-20mA (?) (?)0-2V (?) (?)RS485(可(Ke)选(Xuan))
(?) (?)FM-PH飞(Fei)梦(Meng) 土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi) (?)三(San) 使(Shi)用(Yong)及(Ji)维(Wei)护(Hu)
(?) (?)1 电(Dian)极(Ji)在(Zai)测(Ce)量(Liang)前(Qian)必(Bi)须(Xu)用(Yong)已(Yi)知(Zhi)PH值(Zhi)的(De)标(Biao)准(Zhun)缓(Huan)冲(Chong)溶(Rong)液(Ye)进(Jin)行(Xing)标(Biao)定(Ding),(?)为(Wei)提(Ti)高(Gao)测(Ce)量(Liang)精(Jing)度(Du),(?)缓(Huan)冲(Chong)液(Ye)的(De)PH值(Zhi)要(Yao)可(Ke)靠(Kao),(?)且(Qie)愈(Yu)接(Jie)近(Jin)被(Bei)测(Ce)值(Zhi)愈(Yu)好(Hao),(?)一(Yi)般(Ban)不(Bu)超(Chao)过(Guo)三(San)个(Ge)PH。(?)
(?) (?)2电(Dian)极(Ji)前(Qian)端(Duan)的(De)敏(Min)感(Gan)玻(Bo)璃(Li)球(Qiu)泡(Pao)不(Bu)能(Neng)与(Yu)硬(Ying)物(Wu)接(Jie)触(Chu),(?)任(Ren)何(He)破(Po)损(Sun)和(He)擦(Ca)毛(Mao)都(Du)会(Hui)使(Shi)电(Dian)极(Ji)失(Shi)效(Xiao)。(?)
(?) (?)3电(Dian)极(Ji)插(Cha)座(Zuo)必(Bi)须(Xu)保(Bao)持(Chi)高(Gao)度(Du)清(Qing)洁(Jie)和(He)干(Gan)燥(Zao),(?)如(Ru)有(You)玷(Dian)污(Wu)可(Ke)用(Yong)医(Yi)用(Yong)棉(Mian)花(Hua)和(He)*揩(Kai)净(Jing)并(Bing)吹(Chui)干(Gan),(?)绝(Jue)对(Dui)防(Fang)止(Zhi)输(Shu)出(Chu)二(?)端(Duan)短(Duan)路(Lu),(?)否(Fou)则(Ze)将(Jiang)导(Dao)致(Zhi)测(Ce)量(Liang)失(Shi)准(Zhun)或(Huo)失(Shi)效(Xiao)。(?)
(?) (?)4测(Ce)量(Liang)前(Qian)应(Ying)注(Zhu)意(Yi)将(Jiang)玻(Bo)璃(Li)泡(Pao)内(Nei)的(De)汽(Qi)泡(Pao)甩(Shuai)去(Qu),否(Fou)则(Ze)将(Jiang)造(Zao)成(Cheng)测(Ce)量(Liang)误(Wu)差(Cha),测(Ce)量(Liang)时(Shi),应(Ying)将(Jiang)电(Dian)极(Ji)在(Zai)测(Ce)试(Shi)溶(Rong)液(Ye)中(Zhong)搅(Jiao)动(Dong)后(Hou)静(Jing)止(Zhi)放(Fang)置(Zhi),以(Yi)加(Jia)速(Su)回(Hui)应(Ying).
(?) (?)5测(Ce)量(Liang)前(Qian)和(He)测(Ce)量(Liang)后(Hou)都(Du)应(Ying)用(Yong)去(Qu)离(Li)子(Zi)水(Shui)清(Qing)洗(Xi)电(Dian)极(Ji),以(Yi)保(Bao)证(Zheng)测(Ce)量(Liang)精(Jing)度(Du),在(Zai)粘(Zhan)稠(Chou)试(Shi)样(Yang)中(Zhong)测(Ce)定(Ding)后(Hou),电(Dian)极(Ji)需(Xu)用(Yong)去(Qu)离(Li)子(Zi)水(Shui)洗(Xi)去(Qu)溶(Rong)剂(Ji).
(?) (?)6电(Dian)极(Ji)经(Jing)长(Chang)期(Qi)使(Shi)用(Yong)后(Hou)会(Hui)产(Chan)生(Sheng)钝(Dun)化(Hua),其(Qi)现(Xian)象(Xiang)是(Shi)敏(Min)感(Gan)梯(Ti)度(Du)将(Jiang)低(Di),回(Hui)应(Ying)慢(Man),读(Du)数(Shu)不(Bu)准(Zhun),此(Ci)时(Shi)可(Ke)将(Jiang)电(Dian)极(Ji)下(Xia)端(Duan)球(Qiu)泡(Pao)用(Yong)0.1M溶(Rong)液(Ye)浸(Jin)泡(Pao)24小(Xiao)时(Shi),(0.1M希(Xi)盐(Yan)酸(Suan)配(Pei)制(Zhi):9ml盐(Yan)酸(Suan)用(Yong)蒸(Zheng)馏(Liu)水(Shui)稀(Xi)释(Shi)至(Zhi)1000ml),然(Ran)后(Hou)再(Zai)用(Yong)3Mkcl溶(Rong)液(Ye)浸(Jin)泡(Pao)数(Shu)小(Xiao)时(Shi),使(Shi)其(Qi)恢(Hui)复(Fu)性(Xing)能(Neng).
(?) (?)7 玻(Bo)璃(Li)球(Qiu)泡(Pao)污(Wu)染(Ran)或(Huo)液(Ye)接(Jie)面(Mian)堵(Du)塞(Sai),也(Ye)会(Hui)是(Shi)电(Dian)极(Ji)钝(Dun)化(Hua),此(Ci)时(Shi),应(Ying)根(Gen)据(Ju)污(Wu)染(Ran)物(Wu)质(Zhi)的(De)性(Xing)质(Zhi),以(Yi)适(Shi)当(Dang)溶(Rong)液(Ye)清(Qing)洗(Xi),详(Xiang)见(Jian)下(Xia)表(Biao)(供(Gong)参(Can)考(Kao))
(?) (?)污(Wu)染(Ran)物(Wu): 无(Wu)机(Ji)金(Jin)属(Shu)氧(Yang)化(Hua)物(Wu) (?) (?) (?) (?) (?) (?)清(Qing)洁(Jie)剂(Ji): 低(Di)于(Yu)1M希(Xi)盐(Yan)酸(Suan)
(?) (?)有(You)机(Ji)油(You)脂(Zhi)类(Lei)物(Wu) 稀(Xi)洗(Xi)涤(Di)剂(Ji)(弱(Ruo)碱(Jian)性(Xing))
(?) (?)树(Shu)脂(Zhi)高(Gao)分(Fen)子(Zi)物(Wu)质(Zhi) 稀(Xi)酒(Jiu)精(Jing).丙(Bing)酮(Tong),乙(Yi)mi
(?) (?)蛋(Dan)白(Bai)质(Zhi)血(Xue)球(Qiu)沉(Chen)淀(Dian)物(Wu) 酸(Suan)性(Xing)酶(Mei)溶(Rong)液(Ye)(如(Ru)wei蛋(Dan)白(Bai)酶(Mei)等(Deng))
(?) (?)颜(Yan)料(Liao)类(Lei)物(Wu)质(Zhi) 稀(Xi)释(Shi)漂(Piao)白(Bai)液(Ye),过(Guo)氧(Yang)化(Hua)氢(Qing)
(?) (?)FM-PH土(Tu)壤(Rang)PH传(Chuan)感(Gan)器(Qi) (?)四(Si) 适(Shi)用(Yong)场(Chang)合(He):(?)适(Shi)用(Yong)于(Yu)精(Jing)细(Xi)农(Nong)业(Ye)、(?)植(Zhi)物(Wu)培(Pei)养(Yang)液(Ye)测(Ce)定(Ding)科(Ke)学(Xue)研(Yan)究(Jiu)等(Deng)以(Yi)及(Ji)各(Ge)种(Zhong)工(Gong)业(Ye)及(Ji)生(Sheng)活(Huo)污(Wu)水(Shui)的(De)PH值(Zhi)在(Zai)线(Xian)监(Jian)测(Ce)。(?)
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