180608-1801为18P连接器对应18P端子连接，产品可通过NPN开关切换电位模式，
端子台的LED指示灯会随电位模式的切换改变颜色，产品是可切换模式的体积最小型化设计。
*180608-1801 is 18P connector corresponding to 18P terminal connection, the product can switch potential mode through NPN switch,
The LED indicator light of the terminal station will change color with the switching of potential mode, and the product is the miniaturized design with the switching mode.