66 Installation instructions / ACS-2 plus
15.6.2 Turnstile with two monitoring contacts in common
In this variation, depending on the rotary direction, first the one monitoring contact is activated and then the
other. The rotational direction is detected by means of the sequence.
Left rotational direction: = Exterior reader enabled. The contact maker A activates the inner monitoring
contact; afterwards, contact maker B activates the outer monitoring contact. In
between, the door is recognized as closed.
Right rotational direction: = Interior reader enabled. The contact maker A activates the outer
monitoring contact; afterwards, contact maker D activates the inner
monitoring contact. In between, the door is recognized as closed.
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