TechWind SDK-500 User Manual page 20

Elevator door controller
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3.3. Close force (Closing force), range: 0.00 ÷ 6.00 [ A ]
In this menu the static door closing force is entered, expressed as the corresponding
motor current in Amperes. In order to determine it, during the calibration use a dynamometer
to find the current corresponding to the force of 150 N, which the regulations adopt as the
maximum permissible static force applied by the door to any object in its path. The
corresponding current value is treated by the controller as the absolute maximum current to be
supplied to the motor while door closing.
3.4. Open force (Opening force), range: 0.00 ÷ 6.00 [ A ]
In this menu the static door opening force is entered, expressed as the corresponding
motor current in Amperes. In order to determine it, during the calibration use a dynamometer
to find the current corresponding to the force of 150 N, which the regulations adopt as the
maximum permissible static force applied by the door to any object in its path. The
corresponding current value is treated by the controller as the absolute maximum current to be
supplied to the motor while door opening.
If the door encounters an obstacle in its path, the motor's current consumption
rapidly increases. If it exceeds the value set by „Close force" or „Open force"
parameters the controller will stop the door and reverse its motion to move it
away from the obstacle.
Once the door is moved away from the obstacle, the controller will attempt to
close/open the door once again. If the obstacle is still in the door's way, the
procedure will be repeated up to 5 times. If the obstacle is still in the door's way
the controller will attempt to close/open the door moving it at minimum speed. If
this attempt also fails, the controller will move the door to fully open/closed
position and wait for 20 sec. Next the closing/opening procedures starts again. If
{OPEN
closing/opening procedure then full cycle will start again.
3.5. Open tigh. (tightening force of opened doors), range: 0.00 ÷ 1.00 [ A ]
The value of the current used to tighten door at its open positions. This value should be
determined empirically by taking into account all forces from mechanical closing elements like
springs and weights. Before changing this parameter, door should be closed. Then increase
current value carefully to cause the door moving slowly into fully open position. If door stops
during opening then continue increase current to force moving. Final current should be set to
lowest value to keep door in fully open position.
During current setting procedure, door speed is NOT controlled – therefore to
avoid door crash do NOT set high current values. Current value should be
increased very carefully, very slow, with visual door motion control. When door
is moving (opening), do NOT increase the current value.
Do not set current value greater than determined during procedure described
above. To high current value may cause motor overload, overheat and even
damage.
20
User's manual for
elevator door controller
INP.}/{CLOSE
INP.}
SDK-500
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