进口叶片式流动开关美国进口品牌
原理
叶片式流动开关是利用水的流动力量带动叶片,来测试管内液体是否流动,当液体在管路内没有流动时,弹簧将磁铁往下压叶片成垂直,此时磁簧开关无动作,接点在常开(NO)位置。当管路内有液体流动且液体流量足以将叶片推高约20°~30°时,叶片上方至偏心传动片将磁铁往上推,而磁铁的吸力使磁簧开关动作,此时接点接通(close)。由于管径的不同叶片长度也要随之改变。
产品规格:
接线盒材质 Exd CT6~T4 铝合金,IP65
操作温度 -30℃~100℃ -30℃~150℃
接液材质 SUS304 SUS304
操作压力 Max.355 PSIG Max.355 PSIG
大容许压降 3PSIG 3PSIG
设定动作点公差 ±25% ±25%
重复动作误差 ±5% ±5%
接点容量 60W220V/200Vdc SPDT 60W220V/200Vdc SPDT
安装步骤
1、叶片长度决定动作点位置。先依据导管尺寸及所希望设定动作点的位置来决定叶片长度,然后在叶片上适当的标记线处,将叶片截断。(使用者亦可在非标记线处自行截取适当长度)
2、叶片平面与管截面平行安装,固定在1”NPT牙口上。
3、装配完成时必须确定产品上流动箭头“FLOW”的标记与导管平行。(液体流通的管路必须呈水平)
4、流动开关要固定在T接头时,必须先用止泄带缠绕好后再装到牙口上紧锁即可。
本产品不适合用于1”大小塑料材质导管标准装配示意图如下:
(Arcadia, USA)
We will think carefully about buildings and create thinking buildings
Arcadia commercial building services (CBS) relies on the concept of in-depth thinking of buildings. Our mission is to constantly think about and re-examine the building, so as to help customers to solve the big and small challenges. Therefore, we need to provide consulting engineers around the world with tools that can make their work faster and easier. Every day, consulting engineers can easily access our network tools and blueprint to obtain product priority information and pump related knowledge.
Be ready for the challenges of the future