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固定式氫化鈉檢測儀型號： WS119-NaH 

固定式氫化鈉檢測儀

產品簡介    
WS119-NaH變送器，靈敏度高，響應時間迅速，本品為鋁壓鑄一次成型外殼，防爆等級高，安裝方便。廣泛使用于，冶鐵煉鋼，氯氣廠，乙炔廠，制冷車間，化工車間，燃氣站區，鍋爐房，酒店廚房操作間等需要防毒防火防爆的工業場所。    
產品特點    
◆ 采用高性能催化、進口電化學檢測元件    
◆ 具有良好的重復性和抗濕溫度干擾性    
◆ 性能穩定，靈敏度高、使用壽命長    
◆ 體積小、操作方便    
◆ 輸出(4～20)mA標準信號  或 開關量輸出（無源觸點）       
◆ 可與 QD系列報警控制器配套使用    
◆ 采用三線制結構，由監控儀表或控制器遠離現場察看探測結果    
◆ 工作電壓范圍寬: DC24V±25%    
技數參數    
◆檢測原理：催化燃燒式 / 電化學式  /紅外原理                                                                                 
 ◆采樣方式：自然擴散                                                                                                         
 ◆防爆等級：EXdⅡCT6                                                                                                       
◆環境濕度：< 98%RH                                                                                                       
 ◆電    源： DC24V 50mA                                                                                                  
 ◆輸    出： 三線0/4-20mA    開關量輸出（無源觸點）RS485總線                                                                                           
 ◆重    量： 約1200g                                                                                                           
◆外型尺寸：I*b*h，mm: 150*150*60                                                                               
◆安裝鑼紋：G 1/2                                                                                                             
◆使用電纜：>1.5mm2 x 3