TTD-08A Electromechanical Box Tripod Turnstile
35
At this command the passage direction A opens until the command
«Always locked»
is
received; the status of the passage direction B does not change at that.
Active front is at the contact “
Unlock B
” while there is a low level at the contact “
Stop
” and
a high level at the contact “
Unlock A
”,
Free passage in the direction B (open for free passage in the direction B)
or active front is at the contact “
Stop
” while there is a low level at the contact “
Unlock B
”
and a high level at contact “
Unlock A
”.
At this command the passage direction B opens until the command
«Always locked»
is
received; the status of the passage direction A does not change at that.
Active front is at the contact “
Unlock A
” while there is a low level at the contacts
Free passage (open for free passage in both directions)
“
Unlock B”
and “
Stop
”,
or active front is at the contact “
Unlock B
” while there is a low level at the contacts
“
Unlock A
” and “
Stop
”,
or active front is at the contact “
Stop
” while there is a low level at the contacts “
Unlock
A
” and “
Unlock B
”.
The both directions open at this command until the command
«Always locked»
is
received.
Appendix 2. Control signal algorithm at potential control mode
Note:
For an ACS controller outputs:
•
low level – either contacts of the output relay are closed or the output transistor
is open.
•
high level – either contacts of the output relay are broken or the output transistor
is closed.
There is a high level at the contacts “
Unlock A
” and “
Unlock B
”,
Both directions are locked (locked for entry and exit)
or a low level at the contact “
Stop
”.
Both passage directions close at this command..
There is a low level at the contact “
Unlock A
” while a high level is present at the contacts
“
Stop
” and “
Unlock B
”.
The direction A is open (open for passage in the direction A)
At this command the direction A opens up to the low-level signal removal from the contact
A or until the command «Both directions locked» is received. The status of the direction B
does not change at that
There is a low level at the contact “
Unlock B
” while there is a high level at the contacts
“
Stop
” and “
Unlock A
”.
The direction B is open (open for passage in the direction B)
At this command the direction B opens up to the low-level signal removal from the contact
B or until the command «Both directions locked» is received. The status of the direction A
does not change at that.
There is a low level at the contacts “
Unlock A
” and “
Unlock B
” while there is a high level at
the contact “
Stop
”.
Both directions are open (open for entry and exit) -
Both directions open at this command up to the low-level signal removal from one of the
contacts
A
(B)
or until the command «Both directions closed» is received.
Содержание TTD-08A
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