測量原理：紫外DOAS（SO2、NO、NO2）（根據(jù)客戶可選擇）      

量程：

   

精    度：≤±5%F.S                                                                    
分 辨 率：0.1                                                                      
重  復(fù) 性：≤±3%F.S                                                                  
穩(wěn) 定 性：零點(diǎn)漂移≤±3％F.S/7d                                            
              量程漂移≤±3％F.S/7d                                                     
響應(yīng)時間：T90≤30S                                                                   
存儲間隔：1s-99min                                                                            
存儲點(diǎn)數(shù)：百萬條+                                                                         
儀器壽命：整機(jī)6年（正確操作使用條件下）                                                                                                  
工作電壓：220V～240VAC，50\60Hz                                                                       
整機(jī)功耗：≤10W                                                                 
觸點(diǎn)輸出：雙繼電器輸出220V AC,2A或24V DC，1A                                                                               
觸點(diǎn)容量： 220VAC，2A/24VDC，1A                                                                              
數(shù)字信號：標(biāo)準(zhǔn)的RS485/RS232，可與計算機(jī)實(shí)現(xiàn)雙向通訊                                                                 
模擬輸出：隔離4～20mA標(biāo)準(zhǔn)信號，負(fù)載電阻小于500歐（0～10V可選）                                                                                                                    
安裝方式：嵌入式安裝                                                                            
外形尺寸：482mm（寬 ） × 136mm（高 ） × 370mm（深）                                     
開孔尺寸：440mm（寬）×136mm（高）                                                
進(jìn)出氣口：Φ6卡套（可根據(jù)客戶訂制）                                                                                          
整機(jī)重量：約8kg                                                                                                                                    
環(huán)境溫度：－25℃～＋55℃                                                               
環(huán)境濕度：≤90%RH                                                                      
入口壓力：0.05 MPa≤入口壓力≤0.25Mpa                                                
樣氣流量：(400±50)mL/min                                                              
樣氣要求：無塵、無水、無油

采用紫外吸收光譜氣體分析技術(shù)和化學(xué)計量學(xué)算法，探測下限低、溫漂小;

2、可直接測量NO和NO2得到NOx，無需轉(zhuǎn)換爐，提高了系統(tǒng)的可靠性;

3、紫外無水分吸收，不受水分、粉塵干擾;

4、關(guān)鍵部件為進(jìn)口采購，技術(shù)成熟，可靠性高;

5、自動調(diào)節(jié)光譜技術(shù)、免維護(hù)周期長等;

6、兼容性強(qiáng)，分析儀可同時測量5個組分;

7、分析儀支持雙量程，量程比可達(dá)1:10。

廣泛應(yīng)用于環(huán)保在線監(jiān)測、工業(yè)控制、安全監(jiān)測等場合