紗線動(dòng)態(tài)摩擦系數(shù)測(cè)定儀 型號(hào)：LFY-110 美標(biāo)

主要用途  
紗線動(dòng)態(tài)摩擦系數(shù)測(cè)定儀
用于測(cè)定紗線的摩擦特性，適應(yīng)于化纖長(zhǎng)絲及其它材料紗線的動(dòng)態(tài)摩擦系數(shù)的測(cè)定，亦可用于皮輥等紡織器材的摩擦系數(shù)測(cè)定，是評(píng)價(jià)長(zhǎng)絲及紡織器材摩擦系數(shù)等*的測(cè)試儀器。 
儀器特征 
1、 采用絞盤法(RoLor法)測(cè)試機(jī)理，直流電機(jī)作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
2、 高精度的測(cè)力機(jī)構(gòu)； 
3、可調(diào)的預(yù)張力機(jī)構(gòu)； 
4、全自動(dòng)測(cè)試控制系統(tǒng)； 
技術(shù)指標(biāo) 
1、測(cè)力范圍及精度：0～500cN±1％ 
2、摩擦系數(shù)范圍：0＜μ＜1 
3、摩擦角可調(diào)范圍：0度～360度 
4、預(yù)張力范圍：0～24CN 
5、紗線測(cè)試速度：100m/min 
6、顯示內(nèi)容：速度、預(yù)張力、摩擦系數(shù) 
7、電源、功率： AC220V 50Hz 300W 
適用標(biāo)準(zhǔn) 
ASTM D 3108-2013《紗線與固體材料之間摩擦系數(shù)試驗(yàn)方法》 

礦用多參數(shù)氣體測(cè)定器型號(hào)：CD3

基本功能 
1、可以支持O2/CO/NO2  3種的氣體檢測(cè) 
2、具有聲、光、震動(dòng)三重報(bào)警 
3、大屏幕數(shù)字、字符顯示、瞬時(shí)值、峰值、平均值顯示 
4、高亮度數(shù)字顯示，報(bào)警聲級(jí)>80dB,實(shí)時(shí)顯示電池電量 
5、開機(jī)自檢功能同時(shí)顯示電池、聲光報(bào)警及氣體濃度 
6、安全提示：聲光震動(dòng)報(bào)警，同時(shí)紅色LED燈周期性閃爍 
7、高亮度數(shù)字顯示，報(bào)警聲級(jí)>75dB,實(shí)時(shí)顯示電池電量 
8、二級(jí)聲光報(bào)警功能，報(bào)警點(diǎn)可根據(jù)客戶需求設(shè)定，全量程可調(diào) 
技術(shù)參數(shù) 
測(cè)試氣體一氧化碳（CO）、二氧化氮（NO2）、氧氣（O2） 
測(cè)定原理定電位電解方式（CO、O2、NO2）    
測(cè)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(bào)警誤差CO： 報(bào)警點(diǎn)：25×10-6CO     ±1×10-6CO 
O2： 報(bào)警點(diǎn)：15.0×10-6      ±0.3×10-6O2 
NO2：報(bào)警點(diǎn)：10.0×10-6NO2   ±1×10-6NO2 
響應(yīng)時(shí)間氧氣應(yīng)不大于35s；一氧化碳應(yīng)不大于45s；二氧化氮應(yīng)不大于45s；（流量200ml/min） 
報(bào)警聲級(jí)強(qiáng)度不小于80dB(A) (距蜂鳴器1米遠(yuǎn)處) 

電池：3.6V-1800mAh錳酸鋰離子充電電池一節(jié) 
 電池工作時(shí)間：連續(xù)工作不小于15小時(shí) 
顯示：大屏幕液晶顯示 
 報(bào)警：聲、光、震三重報(bào)警 
 直接讀數(shù)：瞬時(shí)值、峰值、電池電壓、TWA、STEL 
 防爆標(biāo)志：Exib   I  Mb 
 防護(hù)等級(jí)：IP55 
 工作溫度：-20~60℃ 
 工作濕度：5~90%RH  
 尺寸：126mm（長(zhǎng)）×66mm（寬）×33mm（高） 
 重量：220g(帶充電器） 
材質(zhì)：采用抗震防靜電ABS外殼 
安全認(rèn)證 ：礦用產(chǎn)品安全標(biāo)志證書、防爆合格證、檢驗(yàn)報(bào)告等 
傳感器壽命： 
傳感器采用進(jìn)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）