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Warning Alarms for Cranes

Case Number 404

last update: March 7, 2011

These sensors distingush the direction of crane movement and detect the crane's entry into danger zones to send warning signals so that it reduces the speed or stops.


Movemnet of the crane can be detected between slot-type sensors with passage of a dog mounted on the crane.

Benefit / Efficiency

You can easily install a slot-type sensor for which you do not have to align the optical axis.

Use Products

E3Z-G Grooved-type Photoelectric Sensor with Built-in Amplifier E3Z-G

Photoelectric Sensor with Grooved Design and Easy Settings