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ABB i-bus
KNX
Commissioning
112 2CDC 505 056 D0208 | SA/S
No.
Function
Object name
Data type
Flags
10
switch
Output A
EIS 1, 1
bit DPT 1.001
C, W
This communication object is used for switching the output ON/OFF.
The device receives a switch telegram via the switch object.
N/O:
Telegram value:
1 = switch ON
0 = switch OFF
N/C:
Telegram value:
1 = switch OFF
0 = switch ON
Please note
With logical connections or forced operations, modifying communication object
Switch
does not necessarily result in
a changed contact position.
For further information see:
Function diagram
, p. 147
The Switch Actuator does not monitor manual actuation electrically, and therefore cannot react discretely to a
manual operation.
From a power engineering point of view, the relay is only actuated with a switching pulse if the last known relay
position set by the bus has changed. As a consequence, after a one-off manual switching operation, a switch
telegram received via the bus triggers no contact changeover because the switch actuator assumes that no
changeover has taken place and that the correct contact position is still set.
An exception to this situation is after bus voltage failure and recovery. In both cases, the relay position is
recalculated based on the parameterization and set independently of the contact position.
11
Permanent ON
Output A
EIS 1, 1
bit DPT 1.001
C, W
This communication object is enabled if the
yes
option is selected for parameter
Enable time functions
in the
A: Function
parameter window.
The output can be forcibly switched on with this communication object.
If communication object
Permanent ON
is assigned the value 1, the output is switched on irrespective of the value of
communication object
Switch
and remains switched on until
Permanent ON
has the value 0. After ending the permanent ON
state, the state of
Switch
is used.
Permanent ON
only switches ON and “masks” the other functions. This means that the other functions, e.g. Staircase lighting,
continue to run in the background but do not initiate a switching action. When
permanent ON
ends
,
the contact position which
would result without the
permanent ON
function becomes active. For the Staircase lighting function, the response after
permanent ON
can be parameterized in
Parameter window
A: Time
, p. 76.
This communication object can be used, for example, to allow service or maintenance and cleaning personnel to initiate a
permanent ON. The device receives a switch telegram via the switch object.
Permanent ON
becomes inactive after a download or bus voltage recovery.
Telegram value:
1 = activates Permanent ON mode
0 = deactivates permanent ON mode
Содержание i-bus SA/S 12.10.2.1
Страница 1: ...ABB i bus KNX SA S Switch Actuators Product Manual ...
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