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F&F STR-421 Instruction Manual page 2

Roller blind controller 2-button

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the roller shutter).
Control inputs controller
local control – group of push-buttons connected to terminals
7 and 9 controlling one roller shutter.
↑ – up (open); ↓ – down (close).
Pressing the local button switches the roller shutter on for
movement in the set direction. If the roller shutter is already
in motion, pressing the local control button will stop the roller
shutter
central control – a push-button group common to several
controllers (minimum two) connected to terminals 4 and 6 con-
trolling all shutters included in the central control system.
↑↑ – all up; ↓↓ – all down.
Pressing the central control button switches the roller shutters
on for movement in the desired direction. If one of the roller
shutters is already performing a movement in the same direc-
tion, the movement will continue. If it performs a movement in
the opposite direction, the roller shutter will first be stopped and
then switched on in the direction resulting from the command
given to the central input.
The central control will only activate the roller shutters
for movement in the selected direction. The roller shut-
ter will only stop after the preset time has elapsed, or by
pressing any button on the local control.
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