Reer Mosaic MI8 Installation And Use Manual page 131

MODULAR SAFETY INTEGRATED CONTROLLER MOSAIC
(7) At this time the electromagnet is actually deactivated, approx. 95ms after the
command was sent due to the technical characteristics of the device. The guard
lock is now locked.
(8)
Figure 64 - Traces relative to "Guard Lock" block operation in the "Mandatory gate opening mode".
Mandatory
condition if it does not detect that the gate has been opened following a request
to unlock the guard lock. This concept is highlighted in the figure below
(Figure 65
diagram in Figure 63, so that the error is shown in the graph.
As previously described, the operator requests unlocking of the guard lock, but
the door is never opened, and this condition is indicated by the "FBK_GATE"
signal, which stays at LL1. Thus, when the guard lock unlocking/locking cycle
signal from LL0 to LL1.
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