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L-DALI User Manual
339
LOYTEC
Version 5.2
LOYTEC electronics GmbH
NO_SENSOR
No sensor assigned or some failure reported by the
DALI sensor (no occupancy value reported).
COMMUNICATION_FAILURE Sensor offline.
UNRELIABLE_OTHER
Other failure detected.
Profile_Name (Read-only)
The value of this property is “
178-http://www.loytec.com/xsd/DALIOccupancy Sensor/v1
”.
Debounce (Read/Write)
The value of this proprietary property (property ID 535) specifies the debouncing time in
seconds (see Section 8.2.7.1).
Unoccupied_Delay (Read/Write)
The value of this proprietary property (property ID 536) determines the delay in seconds
after which the state changes to unoccupied. The timer is armed each time the value
reported by the sensor changes from occupied to unoccupied. A value of 0 disables the
unoccupied delay.
Heartbeat (Read/Write)
The value of this proprietary property (property ID 558) determines the maximum period of
time that expires before the object automatically updates its
Present_Value
. This allows
using the
Present_Value
as occupancy event input to a constant light controller object.
8.3.5 Constant Light Controller
The L-DALI provides 16 constant light controller instances with built in occupancy
controller functionality for each DALI channel. Every instance is represented by a BACnet
Loop object.
8.3.5.1 Setpoint
The desired setpoint for the illumination level is configured via the property
Setpoint
.
8.3.5.2 Operating Modes
The operating mode of the constant light controller is set via the proprietary property
Mode
(property ID 539). Table 38 shows the different operating modes and under which
conditions they are used: