廠家甩賣坡度規(guī)FD200

廠家甩賣坡度規(guī)FD200

　介 紹：  
型號：FD200 
名稱：坡度規(guī) 
安裝方式：懸掛式 
測量范圍：±90° 
顯示分辨率：20′

風門開閉狀態(tài)傳感器/風門傳感器/礦用本質安全型風門開閉狀態(tài)傳感器  型號：GFK40
GFK礦用風門開閉狀態(tài)傳感器 礦用風門傳感器 風門開閉傳感器 風門狀態(tài)傳感器
觸發(fā)磁鋼材質：氧化物磁鋼
輸入電源：DC  12V~24V
動作距離：不小于30mm，不大于70mm
信號輸出型式：一組轉換接點，≤2Km
防爆標志：Exibt I
使用環(huán)境溫度：0℃~40℃
使用電纜外徑：8mm~10mm，3芯或2芯
開關組件：160×53×36
觸發(fā)磁鋼：160×53×36
觸發(fā)磁鋼特點：抗老化、抗雜散磁場、全密封
GFK型礦用風門開關傳感器是磁性驅動的位置開關傳感器，系礦用本質安全型產(chǎn)品。該產(chǎn)品可在煤礦井下有甲烷及煤塵危險的環(huán)境中使用，
安裝在井下巷道的各級風門上，用來監(jiān)測風門的開閉狀態(tài)，為通風管理提供風門狀態(tài)信息?？膳c各種礦井監(jiān)測監(jiān)控系統(tǒng)配套使用，其無源開關觸點信號可直接提供給礦井監(jiān)測監(jiān)控系統(tǒng)采集處理。
GFK30風門開閉狀態(tài)傳感器,GFK40風門開閉狀態(tài)傳感器,GFK50風門開閉狀態(tài)傳感器,GFK70風門開閉狀態(tài)傳感器

紗線動態(tài)摩擦系數(shù)測定儀 型號：LFY-110 美標

主要用途  

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(tài)摩擦系數(shù)的測定，亦可用于皮輥等紡織器材的摩擦系數(shù)測定，是評價長絲及紡織器材摩擦系數(shù)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(tǒng)； 
技術指標 
1、測力范圍及精度：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(shù) 
7、電源、功率： AC220V 50Hz 300W 
適用標準 
ASTM D 3108-2013《紗線與固體材料之間摩擦系數(shù)試驗方法》