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煙道粉塵透過率檢測儀

发布时间：2025-05-21 10:49:24 浏览量：2299

型號：FT-YGT1
價格：26000元

産品簡介 / Introduction

一、煙道粉塵透過率檢測儀測量原理

煙道粉塵透過率檢測儀又称烟道透过率仪，煙道粉塵透過率檢測儀用于各种污染源排放颗粒物浓度的连续监测，可配套烟气连续监测系统（CEMS），也可以单独或多台联成烟尘监测网络。检测光横穿烟道，单光路测量系统，由发射器、接收器两部分组成。发射器中安装有一个高亮度 LED 光源，它发射出光束通过扩散器后通过烟道，投射到接收器内的聚焦透镜上被聚焦到测量检测器上；另一部分被直接聚焦到参考检测器上。通过计算两个检测器上得到的信号强度的比值即可得到光透过率或光不透过率值，由此可得出光透过率（或光不透过率）和粉尘浓度值。

二、煙道粉塵透過率檢測儀主要特点

直接連續測量

體積小、重量輕、結構緊湊

直接顯示光透過率或不透光度

帶鏡頭汙染監測和補償裝置

自動標定與手動校准，方便靈活

測量路徑 0.5－5 米

帶空氣吹掃通路

長壽命 LED 信號光源

無運動部件－維護量小

安裝調試簡單

三、煙道粉塵透過率檢測儀技术参数

工作原理	橫穿煙道、單光路透射
光源	高亮度 LED
響應時間	3 秒鍾到達終值的 98％
測量範圍	光透過率 0-99.99%
分辨率	0.01%
可探測氣體	煙霧、煙塵或相關粉塵氣體
光路長度	0.3－2 米標准型（其他長度可定制）
平均時間	1-59 秒
標定與校准	手动標定與校准（配带校准器）
顯示	LCD 液晶显示屏
模擬輸出	4-20mA 电流环
數字輸出	RS485/232
繼電器輸出	兩路開關量輸出（報警值設定）
工作溫度	-20 －50 °C
工作濕度	0-99%（無冷凝）
供電電壓	220VAC；可選 12、24VDC
功耗	收發系統最大 18W
振動	2Hz-60Hz,最大振幅 2mm
外殼材料	壓鑄鋁
防護等級	IP67

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