PERCo TTR-04CW, Assembly And Operation Manual

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Assembly and Operation Manual
Appendix A Control signal algorithm at pulse control mode
The following commands can be formed by sending a low-level signal to the contacts
Unlock A , Stop and Unlock B of the XT1.L connector block relatively to the contact GND
(The command is a signal active front (signal transfer from the high level to the low level)
at any of the contacts at presence of the corresponding signal levels at the other contacts):
Always locked (closed for entry and exit) -
Active front is at contact Stop while there is a high level at contacts Unlock A and
Unlock B .
Both passage directions get closed at this command.
Single passage in direction A (open for passage of one person in direction A) -
Active front is at contact Unlock A while there is a high level at contacts Stop and
Unlock B .
At this command passage direction A opens either for 5 sec. or until the passage has been
made in this direction or until the command
“Always locked”
, and the status of passage
direction B does not change. The command is ignored if at the moment of its receipt the
status of passage direction A was
“Always free”
.
Single passage in direction B (open for passage of one person in direction B) -
Active front is at contact Unlock B while there is a high level at contacts Stop and
Unlock A .
At this command passage direction B opens either for 5 sec. or until the passage has been
effected in this direction or until the command
“Always locked”
, and the status of
passage direction A does not change. The command is ignored if at the moment of its
receipt the status of passage direction B was “
Always free”
.
Single passage in both directions (open for single passage of one person at a time
in each direction) -
Active front is at contact Unlock A while there is a low level at contact Unlock B and a high
level at contact Stop ,
or active front is at contact Unlock B while there is a low level at contact Unlock A and a
high level at contact Stop .
At this command the both passage directions open either for 5 sec. each or until the
command “
Always locked”
is received. The command is ignored for the passage
direction, which status at the moment of its receipt was “
Always free”
.
Free passage in direction A (open for free passage in direction A) -
Active front is at contact Unlock A while there is a low level at contact Stop and a high
level at contact Unlock B ,
or active front is at contact Stop while there is a low level at contact Unlock A and a high
level at contact Unlock B .
At this command passage direction A opens until the command
“Always locked”
is
received and the status of passage direction B does not change.
Free passage in direction B (open for free passage in direction B) -
Active front is at contact Unlock B while there is a low level at contact Stop and a high
level at contact Unlock A ,
or active front at contact Stop while there is a low level at contact Unlock B and a high
level at contact Unlock A .
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