Description Of Switches - Chamberlain LiftMaster BARS1 Mode D'emploi

10.5.3 Description of switches

H
• FAN: test switch for fan operation ON/OFF
o If a fan is installed in the barrier, see occupancy socket: TEST (resp. model), it can be tested
with this switch
o Normal setting: OFF
o Test setting: ON
o NOTE: if motor temperature rises above 70°C the fan automatically starts
I
• BARRIER SELECT:
o Setting of used gear type. Is preset ex works to correspond with bought model.
No retrofitting necessary
o 1 sec = for barriers with run time of 1 second
o 3 sec = for barriers with run time of 3 seconds
o 6 sec = for barriers with run time of 6 seconds
NOTE: the speed of the barrier is determined by the gear and not by the switch. Wrong settings
may interfere with barriers logic and cause disturbances!
J
• AUTO DOWN / TIMING: (automatic closing)
o Setting of the time which determines how long the barrier is kept open.
By adjusting the setting of DIP switches 1 and 2 determined times are programmed:
DIP1 DIP2
OFF OFF
ON ON
OFF ON
ON OFF
NOTE: DIP switch 3 has a different function. See Photocells.
TIME
OFF
5 seconds
10 seconds
20 seconds
31/40
Notes