ADF Web HD67B11-IP-B2, Руководство пользователя

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User Manual OPC UA Client / BACnet Slave
Document code: MN67B11_ENG Revision 1.002 Page 26 of 33
SET BACNET ACCESS:
By Pressing the “
Set BACnet Access ” button from the main window for SW67938 (Fig. 2) the window “BACnet Set Access” appears (Fig. 5).
The window is divided in two parts, the “ BACnet in
Read ” that contains the BACnet objects readable by
a BACnet Master (the MQTT messages subscribed);
and “
BACnet in Write ” that contains the BACnet
objects writeable by a BACnet Master (the MQTT
messages published).
The meaning of the fields in the window are the
follows:
In the field “ Data Type ” is possible to select
the BACnet object data type;
In the field “ Eng. Unit ”, with double click the
window “ Select the BACnet Engineering Unit ”
appears (Fig. 6);
In the field “ Position ” is possible to select
the position where take/save the data from a
6000 bytes array;
The field “ Start Bit ” is used for the “Binary
In” and “Binary Out” BACnet objects;
The field “ Length ” is used for all the others
BACnet objects;
In the field “ Mnemonic ” a description of the
object is defined.
Figure 10: “BACnet Set Access” window