Interlocking; Synchronization - Assa Abloy CMD User Manual

If the elastic cord opens the door within the limited time the test is successful and the door resumes
the function set by the programme selector.
Note! The test is never performed in programme selector setting OPEN. In setting OFF it can be se-
lected. The test is always performed after a Reset and after changing program selection, from a pos-
ition where a test is not done to a position where the test is a demand.

Interlocking

Used between two operators when the first operator must close before the other one can open
(typical to reduce energy losses and not for security reasons).

Synchronization

Used between the operators of two single sliding doors, working together in very large openings.
Convenience battery UPS
Stand-by supply which gives continued operation during short power failure.
External error indication
Obtained if a lamp or a buzzer is connected.
Key switches (flush and/or surface mounted)
Used to give opening impulse to the door in any programme selector setting.
The key switch can also open the door when power is switched off, if a battery is fitted.
Push button
Used to give opening impulse to the door.
Emergency open impulse
Used to give opening (fireman's opening) impulse to the door in any operation mode selector setting.
With electrical emergency unit also during power failure.
Open / Close function
One button impulse, will alternate between Open and Close. The door will stand open until next
impulse or can after an adjustable time delay automatically start to close even if a new impulse is
not received.
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