紗線動態摩擦系數測定儀 型號：LFY-110 美標

主要用途  
紗線動態摩擦系數測定儀
用于測定紗線的摩擦特性，適應于化纖長絲及其它材料紗線的動態摩擦系數的測定，亦可用于皮輥等紡織器材的摩擦系數測定，是評價長絲及紡織器材摩擦系數等*的測試儀器。 
儀器特征 
1、 采用絞盤法(RoLor法)測試機理，直流電機作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
2、 高精度的測力機構； 
3、可調的預張力機構； 
4、全自動測試控制系統； 
技術指標 
1、測力范圍及精度：0～500cN±1％ 
2、摩擦系數范圍：0＜μ＜1 
3、摩擦角可調范圍：0度～360度 
4、預張力范圍：0～24CN 
5、紗線測試速度：100m/min 
6、顯示內容：速度、預張力、摩擦系數 
7、電源、功率： AC220V 50Hz 300W 
標準 
ASTM D 3108-2013《紗線與固體材料之間摩擦系數試驗方法》 

產品名稱：礦用多參數氣體測定器 產品型號：CD3

礦用多參數氣體測定器型號：CD3

基本功能 
1、可以支持O2/CO/NO2  3種的氣體檢測 
2、具有聲、光、震動三重報警 
3、大屏幕數字、字符顯示、瞬時值、峰值、平均值顯示 
4、高亮度數字顯示，報警聲級>80dB,實時顯示電池電量 
5、開機自檢功能同時顯示電池、聲光報警及氣體濃度 
6、安全提示：聲光震動報警，同時紅色LED燈周期性閃爍 
7、高亮度數字顯示，報警聲級>75dB,實時顯示電池電量 
8、二級聲光報警功能，報警點可根據客戶需求設定，全量程可調 
技術參數 
測試氣體一氧化碳（CO）、二氧化氮（NO2）、氧氣（O2） 
測定原理定電位電解方式（CO、O2、NO2）    
測試范圍
CO：（0～1000）×10-6CO，
NO2：（0～20）×10-6NO2， 
O2：（0.0～25.0）%O2 
基本誤差CO： 0～20×10-6:      ±2×10-6 CO 
>20～100×10-6：  ±4×10-6 CO 
>100～500×10-6： ±5%真值 
    >500～1000×10-6： ±6%真值 
O2： 0.0～5.0；       ±5%O2             
>5.0～25.0；      ±3%FS          
NO2：0～20；         ±5×10-6NO2 
報警誤差CO： 報警點：25×10-6CO     ±1×10-6CO 
O2： 報警點：15.0×10-6      ±0.3×10-6O2 
NO2：報警點：10.0×10-6NO2   ±1×10-6NO2 
響應時間氧氣應不大于35s；一氧化碳應不大于45s；二氧化氮應不大于45s；（流量200ml/min） 
報警聲級強度不小于80dB(A) (距蜂鳴器1米遠處) 

電池：3.6V-1800mAh錳酸鋰離子充電電池一節 
 電池工作時間：連續工作不小于15小時 
顯示：大屏幕液晶顯示 
 報警：聲、光、震三重報警 
 直接讀數：瞬時值、峰值、電池電壓、TWA、STEL 
 防爆標志：Exib   I  Mb 
 防護等級：IP55 
 工作溫度：-20~60℃ 
 工作濕度：5~90%RH  
 尺寸：126mm（長）×66mm（寬）×33mm（高） 
 重量：220g(帶充電器） 
材質：采用抗震防靜電ABS外殼 
安全認證 ：礦用產品安全標志證書、防爆合格證、檢驗報告等 
傳感器壽命： 
傳感器采用進口高性能、高靈敏度傳感器 
l O2傳感器壽命：大于兩年（工作壽命） 
l CO傳感器壽命：大于兩年（工作壽命） 
l NO2傳感器壽命：大于兩年（工作壽命）