Reer Mosaic MI8 Installation And Use Manual page 126

MODULAR SAFETY INTEGRATED CONTROLLER MOSAIC
Figure 60 - Traces relative to "Guard Lock" block operation in the no gate mode.
Operation in the "with Gate" mode
In this case, the user must NOT
.
The Gate input must always be connected to an
-
E-GATE (safety gate
section on page 89) that verifies the status of
device)
the door/gate.
The Lock_Fbk input must always be connected to a
LOCK
section on page 91) that verifies the status
FEEDBACK
of the guard lock electromagnet.
The UnLock_cmd input can be connected freely in the diagram and determines the
request to unlock the guard lock (when set to LL1).
The Output signal is LL1 (TRUE) if the safety guard is closed and locked. When an unlock
command is applied to the UnLock_cmd input, the Output signal is set to LL0 and the
guard lock is unlocked via the LockOut signal.
The Output signal can also be set to LL0 (FALSE) when error conditions are present (e.g.
open door with guard lock locked, Feedback Time exceeding the maximum allowed,
etc.).
126 8540780 • 23/03/2017 • Rev.31