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SD (Pass door/wicket door)
switch is triggered
The maintenance alarm cycle
reaches
Safety port three-wire infrared
fault
Emergency chain manual release
port fault
Communication failure between
door drive and control box.
Short learning travel limit
During the self-learning of
the travel limit, if the rotor is bloc-
ked or the encoder is faulty, the
buzzer will sound once and
display "EE."
The emergency stop switch
function is triggered.
1) Check whether the SD
function port of the secure
port is not connected
1) Notify maintenance
personnel to maintain the
door and drive
1) The three-wire infrared
electric photo eye is blocked
2) Three-wire infrared elec-
tric photo eye failure
3) Is the three-wire infrared
electric photo eye a product
of our company?
1) Check if the manual relea-
se port have short circuits
2) Manual release is not reset
3) Manual release switch
failed
1) Re-plug the RJ45 interface
2) The door drive needs to be
powered off and restarted
3) Replace the 8P network
cable.
1) Re-learn the travel limit
2) Encoder position data
failure
1) Re-learn the limit position.
2) Check the encoder
connection
3) Replace the encoder
1) Check whether the
emergency stop switch is
pressed
2) Whether the emergency
stop switch uses a normally
closed (NC) switch
3) Whether the external port
STOP short-circuit connec-
tion is loose
Opening your life
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