User Manual
55 
2.4.2.4.   Automatically Recoverable Protective Stop 
The door switch is an example of a basic protective stop device. When 
the door is open, the robotic arm stops. See the figure below. 
This configuration is only for applications where the operator is unable 
to close the door from behind. Configurable I/O can be used to set the 
reset button outside the door, as to reactivate the movement of the 
robotic arm. Another example of an automatic recovery is the use of a 
safety pad or a safety laser scanner, see the figure below. 
2.4.2.5.   Protective Stop with Reset Button 
If you use a protective interface to interact with the light curtain, you 
need to reset from outside the safety zone. The reset button must be a 
two-channel button. In the example shown below, the I/O of the reset 
configuration is “CI0”.(the corresponding configuration must also be 










