甲醛氣體變送器/在線甲醛檢測(cè)儀/固定式甲醛氣體檢測(cè)儀型號(hào)： WS119-CH2O 
產(chǎn)品簡(jiǎn)介    
WS119-CH2O 變送器，靈敏度高，響應(yīng)時(shí)間迅速，本品為鋁壓鑄一次成型外殼，防爆等級(jí)高，安裝方便。廣泛使用于，冶鐵煉鋼，氯氣廠，乙炔廠，制冷車(chē)間，化工車(chē)間，燃?xì)庹緟^(qū)，鍋爐房，酒店廚房操作間等需要防毒防火防爆的工業(yè)場(chǎng)所。    
甲醛氣體變送器 產(chǎn)品特點(diǎn)    
◆ 采用高性能催化、進(jìn)口電化學(xué)檢測(cè)元件    
◆ 具有良好的重復(fù)性和抗?jié)駵囟雀蓴_性    
◆ 性能穩(wěn)定，靈敏度高、使用壽命長(zhǎng)    
◆ 體積小、操作方便    
◆ 輸出（4～20）mA標(biāo)準(zhǔn)信號(hào)  或 開(kāi)關(guān)量輸出（無(wú)源觸點(diǎn)）       
◆ 可與公司生產(chǎn)的QD系列報(bào)警控制器配套使用    
◆ 采用三線制結(jié)構(gòu)，由監(jiān)控儀表或控制器遠(yuǎn)離現(xiàn)場(chǎng)察看探測(cè)結(jié)果    
◆ 工作電壓范圍寬: DC24V±25%    
技數(shù)參數(shù)    
◆檢測(cè)原理：催化燃燒式 / 電化學(xué)式  /紅外原理                                                                                 
 ◆采樣方式：自然擴(kuò)散                                                                                                         
 ◆防爆等級(jí)：EXdⅡCT6                                                                                                       
◆環(huán)境濕度：< 98%RH                                                                                                       
 ◆電    源： DC24V 50mA                                                                                                  
 ◆輸    出： 三線0/4-20mA    開(kāi)關(guān)量輸出（無(wú)源觸點(diǎn)）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