6.4.3.1 Return signals
Return signals indicate the moment and direction of passage and are originated at the
relay
–
normally open contact (NO) or normally closed contact (NC). Connect the
outputs according to the image below:
6.4.3.2 Electromagnets
Electromagnets are activated for blocking the turnstile. Opposite to the traditional
solenoids, electromagnets do not cause abrasion between the coil and the locking
device, avoiding malfunctions. Moreover, the activation is done through a transistor, and
not a relay, avoiding the electromagnet to be blown due to the
“
contact wielding
”
(there
is no mechanical wear).
6.4.3.3 Sound alarm
The sound alarm output is activated by a NPN transistor (maximum 500 mA) every time
that C
Fit:
atrax
-receives a clearance signal (two short rings)
-is not cleared and is forced during 1 second (1-second rings)
-is stuck mid-turn for over 2 seconds (1-second rings)
Connect the outputs according to the following image:
23
Содержание catrax fit
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