纱线动态摩擦系数测定仪

纱线动态摩擦系数测定仪 型号：LFY-110 美标

主要用途  
纱线动态摩擦系数测定仪
用于测定纱线的摩擦特性，适应于化纤长丝及其它材料纱线的动态摩擦系数的测定，亦可用于皮辊等纺织器材的摩擦系数测定，是评价长丝及纺织器材摩擦系数等*的测试仪器。 
仪器特征 
1、 采用绞盘法(RoLor法)测试机理，直流电机作等速引力源。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
2、 高精度的测力机构； 
3、可调的预张力机构； 
4、全自动测试控制系统； 
技术指标 
1、测力范围及精度：0～500cN±1％ 
2、摩擦系数范围：0＜μ＜1 
3、摩擦角可调范围：0度～360度 
4、预张力范围：0～24CN 
5、纱线测试速度：100m/min 
6、显示内容：速度、预张力、摩擦系数 
7、电源、功率： AC220V 50Hz 300W 
标准 
ASTM D 3108-2013《纱线与固体材料之间摩擦系数试验方法》 

产品名称：矿用多参数气体测定器 产品型号：CD3

矿用多参数气体测定器型号：CD3

基本功能 
1、可以支持O2/CO/NO2  3种的气体检测 
2、具有声、光、震动三重报警 
3、大屏幕数字、字符显示、瞬时值、峰值、平均值显示 
4、高亮度数字显示，报警声级>80dB,实时显示电池电量 
5、开机自检功能同时显示电池、声光报警及气体浓度 
6、安全提示：声光震动报警，同时红色LED灯周期性闪烁 
7、高亮度数字显示，报警声级>75dB,实时显示电池电量 
8、二级声光报警功能，报警点可根据客户需求设定，全量程可调 
技术参数 
测试气体一氧化碳（CO）、二氧化氮（NO2）、氧气（O2） 
测定原理定电位电解方式（CO、O2、NO2）    
测试范围
CO：（0～1000）×10-6CO，
NO2：（0～20）×10-6NO2， 
O2：（0.0～25.0）%O2 
基本误差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 
报警误差CO： 报警点：25×10-6CO     ±1×10-6CO 
O2： 报警点：15.0×10-6      ±0.3×10-6O2 
NO2：报警点：10.0×10-6NO2   ±1×10-6NO2 
响应时间氧气应不大于35s；一氧化碳应不大于45s；二氧化氮应不大于45s；（流量200ml/min） 
报警声级强度不小于80dB(A) (距蜂鸣器1米远处) 

电池：3.6V-1800mAh锰酸锂离子充电电池一节 
 电池工作时间：连续工作不小于15小时 
显示：大屏幕液晶显示 
 报警：声、光、震三重报警 
 直接读数：瞬时值、峰值、电池电压、TWA、STEL 
 防爆标志：Exib   I  Mb 
 防护等级：IP55 
 工作温度：-20~60℃ 
 工作湿度：5~90%RH  
 尺寸：126mm（长）×66mm（宽）×33mm（高） 
 重量：220g(带充电器） 
材质：采用抗震防静电ABS外壳 
安全认证 ：矿用产品安全标志证书、防爆合格证、检验报告等 
传感器寿命： 
传感器采用进口高性能、高灵敏度传感器 
l O2传感器寿命：大于两年（工作寿命） 
l CO传感器寿命：大于两年（工作寿命） 
l NO2传感器寿命：大于两年（工作寿命）