GIR900 紅外可(ke)燃氣(qi)體探測(ce)器(qi)(qi)(qi),通過(guo)在不(bu)需(xu)要氣(qi)體濃度(du)顯示器(qi)(qi)(qi)和(he)(he)繼電器(qi)(qi)(qi)觸(chu)點的(de)位置(zhi)安裝此型號來節省資金。 使用(yong)(yong)與(yu)我們(men)的(de) NOVA 傳(chuan)感(gan)器(qi)(qi)(qi)相同的(de) IR 傳(chuan)感(gan)器(qi)(qi)(qi)進行可(ke)靠和(he)(he)準確的(de)測(ce)量(liang)。 標(biao)準的(de) 4-20 毫安電路(lu)將氣(qi)體讀數傳(chuan)輸到其他控(kong)制設(she)備。設(she)計用(yong)(yong)于與(yu) NOVA-5000 控(kong)制面(mian)板配合使用(yong)(yong),并與(yu)其他控(kong)制面(mian)板兼(jian)容。 提供(gong)高(gao)達 IP66 等級(ji)的(de)標(biao)準、防風雨和(he)(he)防塵型號。
GIR900 紅外(wai)氣(qi)體(ti)傳感器是一種完(wan)全獨立(li)的設備(bei),可(ke)測量保護區內積聚的碳(tan)氫化合物(wu)氣(qi)體(ti)濃(nong)度,并將該信息傳輸到中(zhong)心點。
GIR900 設計(ji)用(yong)(yong)(yong)(yong)于(yu)(yu)(yu)在(zai) 0-100% LEL 范圍內(nei)運行,特別(bie)適用(yong)(yong)(yong)(yong)于(yu)(yu)(yu)工(gong)業應用(yong)(yong)(yong)(yong)中一(yi)般碳氫化合物(wu)水平(ping)的可(ke)靠監測。每(mei)個 GIR900 都包(bao)含(han)一(yi)個基(ji)于(yu)(yu)(yu)微(wei)處理器(qi)(qi)(qi)(qi)的高可(ke)靠性發射器(qi)(qi)(qi)(qi)/控(kong)制器(qi)(qi)(qi)(qi)。變送(song)(song)(song)器(qi)(qi)(qi)(qi)將紅外傳感器(qi)(qi)(qi)(qi)元件的輸出轉換(huan)為(wei)標準(zhun) 0-20 mA 信(xin)號,該信(xin)號可(ke)以連(lian)接(jie)到合適的 NOVA-5000 氣體檢(jian)(jian)測模塊,或任(ren)何其(qi)他具有(you)標準(zhun) 0-20 mA 輸入(ru)的設備。4 到 20 mA 之間的輸出電平(ping)表示(shi)測量的氣體濃度(0 到 100% LEL)。 2 mA 輸出表示(shi)檢(jian)(jian)測器(qi)(qi)(qi)(qi)處于(yu)(yu)(yu)校準(zhun)模式,而 0 mA 表示(shi)故障或故障。通過激活變送(song)(song)(song)器(qi)(qi)(qi)(qi)上(shang)(shang)的“校準(zhun)”輸入(ru)來啟動(dong)變送(song)(song)(song)器(qi)(qi)(qi)(qi)輸出的校準(zhun)。校準(zhun)是完全自動(dong)的,無需(xu)手動(dong)調(diao)整電位計(ji)。校準(zhun)數據存儲在(zai)變送(song)(song)(song)器(qi)(qi)(qi)(qi)的非易(yi)失性 RAM 中。 GIR900 適用(yong)(yong)(yong)(yong)于(yu)(yu)(yu)苛(ke)刻(ke)的應用(yong)(yong)(yong)(yong)。在(zai)海上(shang)(shang)使用(yong)(yong)(yong)(yong)時,較大(da)的機身可(ke)確保(bao)振動(dong)特性。耐腐蝕(shi)材料允許在(zai)惡劣環境中使用(yong)(yong)(yong)(yong)。