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PM2.5檢測儀

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該儀器應用β射線吸收稱重原理,對捕集到濾膜上的PM2.5或PM10顆粒進行自動精確測量,自動連續監測環境PM2.5和PM10的濃度。該儀器體積小,便于攜帶安裝,具有防塵防雨特性,可在戶外可長時間連續自動工作。廣泛適用于常規環境空氣質量監測、環境評價、科學研究、應急監測以及環境空氣監測站數據比對等場合。

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便攜式PM2.5檢測儀                           

               

                                                                                 

產品簡介                                                                                           

該儀器應用β射線吸收稱重原理,對捕集到濾膜上的PM2.5PM10顆粒進行自動精確測量,自動連續監測環境PM2.5PM10的濃度。該儀器體積小,便于攜帶安裝,具有防塵防雨特性,可在戶外可長時間連續自動工作。廣泛適用于常規環境空氣質量監測、環境評價、科學研究、應急監測以及環境空氣監測站數據比對等場合。                                                                                             

符合標準:                                                                                   

HJ653-2013                                                                                  

GB3095-2012                                                                                 

技術特點                                                                               

  1. 采用*的β射線吸收稱重原理直接測量顆粒物質量濃度,不受顆粒物化特性的影響,無需修正,全天候實時提供精確數據。                                                                             
  2. 具有動態溫濕度補償功能,符合國家標準,可以保證對半揮發性硝酸鹽和有機物的精確測量。                                                                                                            
  3. 可選配不同的切割器進行PM10PM2.5濃度的實時測量。                                                         
  4. 采用低活度C14β源,安全可靠。                                                                          
  5. 采用寬溫型工業觸摸屏,操作方便快捷。                                                                                        
  6. 采樣進氣管有加熱裝置,根據設定的濕度值對空氣自動除濕。                                                             
  7. 自動測量溫濕度和氣壓等參數,并自動換算標準狀態采樣體積。                                                         
  8. 儀器可自動存儲8000組測試數據、可現場打印或用U盤導出。                                                     
  9. 具備數字和模擬輸出接口,可方便連接數采儀進行聯網傳輸。                                                      
  10. 工作周期長,連續自動運行,安裝維護簡單、方便。                                                                     
  11. 儀器具有停電后自動保存當前數據,當來電后能按照停電前的狀態運行。                                            
  12. 儀器有獨立的斷帶、濾紙用盡以及機械故障等測試程序;出現問題儀器自動報警。                                      
  13. 便攜性好,現場安裝迅速,交直流兩用,可適用于多種測試用途。                                                    

                                                                                                                      

主要技術指標                                                                               

主要參數                                       

指 標                                                                                   

測量范圍                                      

0~1000 μg/m³                                                                                                                          

采樣流量                                 

(16.7±2%)L/min                                                                           

濾紙控制方式                                         

高精度電機控制                                                                                             

濾紙帶                             

玻璃纖維材料濾紙                                                           

β射線源                             

C-14,60μCi (2.22× Beq),半衰期5730年                                      

zui低檢測限                       

0.002mg/m³                                                                

分辨率                                                       

0.1μg/m³                                                                             

校準方法                      

標準膜校準                                                                                       

溫度檢測                     

(-55~125)℃,(環境溫度檢測,濾膜后溫度檢測)                                         

大氣壓檢測                                 

(80~106)kPa                                                                         

濕度控制                          

(0~99%)RH可設(預設35%RH)(環境濕度檢測,濾膜后濕度檢測)                                

數據存儲能力                          

8000組記錄                                                                                         

顯示屏                         

5.7寸工業觸摸屏                                                                   

USB接口                        

支持U盤數據導出                                                                

打印接口                     

熱敏打印機                                                                              

串行接口/DA輸出                              

連接PC查詢儀器工作狀態,DA輸出0-1V,  0-2.5v,  0-5V                              

遠程數據查詢                                            

具備GPRS模塊,--可遠程查詢儀器工作狀態和實時測量數據                                    

語言                         

中英文切換                                                                                      

故障報警                                  

可查詢詳細的歷史故障報警說明                                                         

供電方式                                 

交直流兩用,也可選擇電源箱或太陽能板供電                                             

                                                                                         


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