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21
Parameter setting
Sensor Sewi KNX L-Pr
• Version: 26.10.2021 • Technical Changes and Errors excepted.
Select whether the motion detector is operated as
master or slave
.
For a master device, the reactions to motion detection are filed in the master settings
1 to 4. The master can thus control up to four different lamps, scenarios etc. and, as an
option, also observe incoming motion messages from slave devices.
A slave device sends a motion message to the master via the bus.
Motion detector as slave:
Activate the slave in order to use it.
When a motion is detected, the device periodically sends a 1 to the master via the bus.
Information on setting the slave sending cycle and the cycle reset can
be found in chapter
Align communication between master and slave
Set the
sending cycle
shorter than the master's switch-off delay.
Set the
object type and value
for the cycle reset input for the slave in the same way
as for the cycle reset output for the master.
The slave can be
blocked
via the bus.
8.3.1. Master 1/2/3/4
If the device is set as a master, the additional master settings 1 to 4 will appear. This
enables the
Sensor Sewi KNX L-Pr
to perform four different control functions for
motion detection. Activate the master in order to use it.
Set, in which cases
threshold values and delay times
received via object are to be
retained. The parameter is only taken into consideration if the setting via object is ac-
tivated below. Please note that the setting "After power supply restoration and pro-
Mode
Slave • Master
Use slave
No •
Yes
Sending cycle in the event of movement
(in seconds)
1...240; 2
Cycle reset object type
• 1 bit
• 1 byte (0%...100%)
Cycle reset at value
0 • 1 and/or 0...100; 1
Use block
No •
Yes
Analysis of the blocking object
• at value 1: block | at value 0: release
• at value 0: block | at value 1: release
Value prior to first communication
0 • 1
Use master 1/2/3/4
No • Yes
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