Programming - Key Automation 900SN-21 Instruction Manual

The following procedure is used to access the self-learning procedure for working times/automatic
closure/door offset:
1. Position the doors to half their opening position,
2. Press down on the S2 ENTER button until Parameter A is displayed
3. Press the P/P button, door 2 will start to close and after 3 sec. door 1 will start to close (if
the first movement is not closure, press the reset button and invert the motor connection wires)
4. After both doors have closed completely, door 1 will open automatically and after 2 sec. door
2 will open (the entire procedure is performed in slow motion)
5. After both doors have completely opened the count for the automatic closure time will start,
which is displayed in sec. on the display, after the desired time has passed perform a P/P com-
mand, the M2 door will close first, then pressing the P/P command again will cause the M1 door to
close in order to self-learn the desired door delay time N.B. If you want to have the door delay time
equal to 0, simply press the P/P button two times after learning the automatic closure time.
6. Once both doors have closed completely, the programming procedure will end automatically
N.B.: Depending on the maximum opening stop point, in normal operation the control unit will au-
tomatically stop the doors in advance to prevent striking the mechanical stop (remember that the
mechanical stop is obligatory )
N.B.:Once the parameters have been displayed, the total manoeuvres counter are shown in two
different screens, where the thousand units are indicated by the lighting up of the point. To reset
this counter, simultaneously press and hold buttons P1 and P2 (ENTER/UP-DOWN) until 0000 is
displayed
N.B. If the point of the LCD on the left lights up, it means that 10,000 manoeuvres have been ex-
ceeded, which must be added to the value shown.
To exit parameter display, press ENTER several times until automatic closure condition is shown
(- - two dashes).

PROGRAMMING

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