The contact point is in a normally open state, namely, while the disc is closed, the contact point of the electric control device is closed, and in a power-on state, it sends out electric signals.
触点处于常开状态，即阀瓣关闭时，电控装置触点闭合，在通电状态下给出电信号。
The contact point is in a normally open state, namely, while the disc is closed, the contact point of the electric control device is closed, and in a power-on state, it sends out electric signals.
触点处于常开状态，即阀瓣关闭时，电控装置触点闭合，在通电状态下给出电信号。
应用推荐