Safety Sensors

Some articles on safety sensors, sensors:

Swing-door Operator - Safety Sensors
... A door operator may use sensors to prevent the door from coming into contact with a user ... Full Energy operators require at least 3 sensors ... Low-energy operators are not required to have safety sensors, as the door is allowed to come in contact with a user, given that the kinetic energy of the moving door is limited by ...

Famous quotes containing the word safety:

    Perhaps in a book review it is not out of place to note that the safety of the state depends on cultivating the imagination.
    Stephen Vizinczey (b. 1933)