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SIDOOR functions
3.3 System functions
3.3.3
Vandalism protection/continuous door monitoring
Description of function
The vandalism protection/continuous door monitoring function offers protection against
undesired external system motion. If the motor is deenergized, the motor speed is monitored
by the controller.
If the maximum velocity of 250 mm/s is exceeded, the control system brakes the drive
actively down to 50 mm/s and subsequently switches the motor back to "deenergized".
3.3.4
Belt break monitoring
Description of function
The function detects a torn belt. The detection is active in normal mode and initial mode.
A torn belt is detected when the door movement exceeds the defined distance* (in the
opening or closing direction).
* The distance is defined as follows:
Mode
Initial operation
Normal operation
22
Distance
Max. door width + 50 cm
Learned door width + 50 cm
SIDOOR ATD400T door control units for railway applications
System Manual, 06/2020, A5E42201947-AB
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