Automatic Systems BL40 Technical Manual page 17

Close Status
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Only with locking of the arm option for BL4x. The inductive
Unlock BL4x Er
sensor has not detected the release of the lock within the
3 seconds following the open or close request: check
whether the locking pin is pressing on the locking clips,
preventing them form opening, or whether the sensor is
defective.
Cases when the obstacle is prevented from closing during
a close request:
Normal closure.
OK
PS1 Activated
A sensor (loop/cell) detects a presence or a fault in the
circuit. In the latter case:
PS2 Activated
PS3 Activated
PS4 Activated
Check why the Lock Open command is being maintained
Lock OP Hold
on the control board connector block.
Activation of the Safety Arm sensor (only with the rubber
Safe Arm Activ
protection profile option: rubber strip that detects when the
arm makes contact with a vehicle):
Setting of the PWF Open Activ parameter of the
PWF Open Activ
OPTIONS menu to ON, that is to say that during
activation the obstacle opens and waits for the activation
of a close or lock-close command.
Note: the closure loops are not taken into account for
closing in this case.
The Test Mode parameter of the TEST menu is not set to
Lock Open LCD
Deactivated.
Wait for the delay programmed under the Delay Befor. CL
Delay Befor CL
parameter under the TIMING menu to elapse.
Check why the open command is being maintained on the
Open Cmd Hold
control board connector block.
Stop Cmd Hold
Check why the Reader A command is being maintained
Reader A Hold
on the control board connector block.
Check why the Reader B command is being maintained
Reader B Hold
on the control board connector block
Technical Manual NAM-BL4x-MT-EN-C
 Check whether the sensor is plugged into the
corresponding connector and whether it is functioning
properly.
 Check whether the sensor is properly connected.
 Check whether the sensors are programmed correctly
(SENSOR FUNCTION menu).
 Check whether the arm safety sensor is functioning
properly.
 Check whether the Safety Arm parameter is
programmed correctly (Options menu).
 Check why the stop command is being maintained on
the control board connector block.
 Check whether the Stop Cmd parameter is
programmed correctly (Options menu).
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