二甲基甲酰胺氣體變送器型號： WS119- C3H7NO

二甲基甲酰胺氣體變送器 
產(chǎn)品簡介   
WS119- C3H7NO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?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)場所。   
產(chǎn)品特點(diǎn)   
◆ 采用高性能催化、進(jìn)口電化學(xué)檢測元件   
◆ 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   
◆ 體積小、操作方便   
◆ 輸出(4～20)mA標(biāo)準(zhǔn)信號  或 開關(guān)量輸出（無源觸點(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)場察看探測結(jié)果   
◆ 工作電壓范圍寬: DC24V±25%   
技數(shù)參數(shù)   
◆檢測原理：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：EXdⅡCT6                                                                                                      
◆環(huán)境濕度：< 98%RH                                                                                                      
 ◆電    源： DC24V 50mA                                                                                                 
 ◆輸    出： 三線0/4-20mA    開關(guān)量輸出（無源觸點(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