Theben DU 1 Manual page 54

6.7.3.2 Dimming parameter page
Designation
Response to
long / short
Increment for dimming
Response after restoration of the
mains or bus supply
DU 1 RF: Response after download or mains restoration
18
Flush-mounted dimming actuator DU 1
Values
One button operation
brighter / ON
brighter / INVERT
darker / OFF
darker / INVERT
100%
50%
25%
12.5%
6%
3%
1.5%
none
18
Description
The input distinguishes between
a long and a short button push,
and can thus carry out 2
functions.
The dimmer is operated with a
single button.
Short button push = ON/OFF
Long button push
= brighter/darker
release = stop
With the other variants, the
dimmer is operated using 2
buttons (rocker).
Short button push = ON
Long button push = brighter
Release = stop
Short button push
= ON / OFF
Long button push = brighter
Release = stop
Short button push = OFF
Long button push = darker
Release = stop
Short button push
= ON / OFF
Long button push = darker
Release = stop
With a long button push, the
dimming value is:
Increased (or decreased) until the
button is released.
Increased by the selected value
(or reduced)
Do not respond.