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Siemens N 543D31 Manual page 3

Solar protection actuator 4/8 x 6 a

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Resetting the device to factory settings
A very long push of the programming button of more than 20 seconds resets the device to its
factory settings. This is indicated by the programming LED flashing steadily for 8 seconds.
All configuration settings are deleted. The building site function of the delivery state is re-ac-
tivated.
Behavior on unloading the application program
After unloading the application program with the ETS, the unloaded device has no functions.
Behavior on voltage failure/recovery
The electronics of the device are bus powered. Therefore, a grid voltage failure only leads to
a functional failure of the device if the bus voltage also fails as a result of the grid voltage fail-
ure.
In case of bus voltage failure, the current status and other values for each channel are saved
permanently so that they can be restored when the bus voltage is recovered.
When bus voltage is recovered, the configured actions for each channel are executed and,
depending on the parameters set, new statuses are reported.
Each channel can be independently configured with parameters to define what status it is to
assume in case of bus voltage failure (up, down, no change or stop). In addition, a starting
behavior when bus voltage is recovered can be configured for each active override (e.g.
alarms, moving blocks).
When bus voltage is recovered, one of the following functions can be selected as the starting
value: Up, down, no change, as per parameter and stop. A delay can be configured for the
starting value.
Direct operation
In direct operation, the solar protection actuator can be controlled using the buttons on the
solar protection actuator. This enables the installer, for example, to check whether the solar
protection actuator has been connected correctly.
After installation, the individual channels of the device can be tested directly on the device.
Prior configuration via the software is not necessary for this.
Position and function of the operating and display elements [} 8]
Factory settings
In the factory settings (see also building site function [} 2]), direct operation without time lim-
its is activated.
After configuration, direct operation is limited to the configured time limit.
End position detection and automatic move time determination
The move time to defined element positions between the end positions can be analyzed
automatically.
To this end, current sensing is used to detect if the upper or lower end position is reached in
the context of the respective Up/Down command. The solar protection actuator features in-
tegrated electronics (current sensing via the transformer) that signalizes that an electromag-
netic or electronic limit switch has triggered.
Direct control commands: Move Up / Down, Stop, Slat Adjustment
1-bit objects can be used to control the moving direction of the solar protection via Up and
Down commands.
In the "Shutter" operating mode, an ongoing blind move for the respective channel can be
stopped or, if the blind is stationary and a logical "0" is received, the slats can be opened by
one step; if a logical "1" is received, they can be closed by one step.
Direct control commands: Move to positions 0...100 %
1-byte objects can be used to move the sunblind of the corresponding channel to any posi-
tion between 0 and 100 % in manual operation and automatic operation.
In "Shutter" operating mode, the slats of the corresponding channel can also be moved into
any position between 0 and 100 %.
Scene control
8-bit scene control
Smart Infrastructure
Building Products
3
A6V11986596_en--_e
2022-04-27

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This manual is also suitable for:

N 543d51