日韩视频在线观看,亚洲精品日韩片无码中文字幕,国内精品国产成人国产三级,国产一产二产三精华液

技術(shù)文章

Technical articles

當前位置:首頁技術(shù)文章耐壓測試儀 簡介

耐壓測試儀 簡介

更新時間:2020-11-03點擊次數(shù):574

耐壓測試儀型號:YD2670B

YD2670B采用單片機控制技術(shù) 
操作簡便、性能可靠 
漏電流、測試時間撥盤設(shè)定 
可選配遠控工作方式
型號YD2670B
輸出電壓范圍0.2kV-5kV (AC)
電流設(shè)定范圍0.01mA-20mA(AC)
電壓準確度±3%
電流準確度±5%
變壓器容量500VA
測試時間1s-99s
顯示方式數(shù)字顯示
其他198V-240V AC 0℃-40℃,20%-85%RH
外形尺寸320×170×250(mm)
重量10kg

 

 

 

 

LFY-110 紗線動態(tài)摩擦系數(shù)測定儀

 

主要用途

用于測定紗線的摩擦特性,適應(yīng)于化纖長絲及其它混紡材料紗線的動態(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

采用絞盤法(RoLor法)測試機理,直流電機作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               

高精度的測力機構(gòu);

3、可調(diào)的預(yù)張力機構(gòu);

4、全自動測試控制系統(tǒng);

技術(shù)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(diào)范圍:0度~360度

4、預(yù)張力范圍:0~24CN

5、紗線測試速度: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

標準

ASTM D 3108-2013《紗線與固體材料之間摩擦系數(shù)試驗方法》

T/CNTAC 4-2017《紗線與固體材料之間摩擦系數(shù)試驗方法》

久久久久国产精品熟女影院| 午夜dj在线观看| 中文字幕乱码人妻一区二区三区| 重口味电影| 亚洲天天做日日做天天爽| 九色丨PORNY丨自拍 ICU| 人妻互换一二三区激情视频| 野外真人实战cs| 亚洲AV无码乱码在线观看性色| 亚洲精品乱码久久久久久不卡| 穿成小奶娃各种做肉高h| 欧美vivodeshd| 国产伦精品一区二区三区妓女| 国产熟女一区二区三区四区五区| 惩罚小核不停高潮h| 高h喷水荡肉爽文公交车| 无遮掩爆乳全彩h漫画羞羞| 中文字幕AV一区二区三区| 亚洲AV色欲色欲WWW| 成人用品进货批发网| 麻豆国产av国片精品有毛| 亚洲AV永久无码国产精品久久| 国产精品WWW夜色视频| 久久国产精品久久久久久| 国产av精品一区二区三区久久| 9lporm自拍视频区九色| 波多野结衣在线视频| 东京热加勒比高清无线| 里番本子纯肉侵犯肉全彩无码| 日本熟妇厨房XXXXX乱| 精品福利一区二区三区免费视频| 潘金莲全集1一5集正版| 适合女士自慰时看的黄文| 婷婷97狠狠成人网站| 久久久久久久| 欧美视频| 国产成人精品三上悠亚久久| 国产欧美一区二区精品性色| 一本一道波多野结衣AV中文| 一本一道精品欧美中文字幕| 久久久无码一区二区三区|