Siemens SIMATIC PN/BACnet LINK, Руководство по эксплуатации

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Functions
4.1 BACnet objects
PN/BACnet LINK
Operating Instructions, 10/2017, A5E39895543-AA
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All the properties listed in the table can only be read from the BACnet side. Writing of these
properties from the BACnet side is not possible.
Note
The device object must be configured even if only client object references are required, since
this object must be present in every BACnet device.
4.1.2.2 Binary input
The PN/BACnet LINK supports the object type "Binary input" as server. BACnet objects of
the type "Binary input" are inputs on the BACnet side. They are written from the S7 side.
Binary input properties
The following table shows which properties are supported for this object type of the
PN/BACnet LINK and from which data source the associated values are filled.
Property Data source Value Access
Object_Identifier Configuration R
Object_Name Configuration R
Object_Type Fixed always "3" R
Present_Value Dynamic R(W)
Status_Flags Dynamic R
Event_State Fixed always NORMAL R
Out_Of_Service Dynamic R/W
Polarity Fixed always NORMAL R
Description Configuration R
R: Read
W: Write
The "Present_Value" property can only be written when the "Out_of_Service" property has
the value TRUE.
The property "Out_Of_Service" can be read and written from the BACnet side.
All the other properties listed in the table can only be read from the BACnet side.