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User Manual
OPC UA Client / KNX
Document code: MN67B18_ENG Revision 1.000 Page 23 of 30
Figure 10: “KNX Set Access” window
KNX ACCESS:
By pressing the “
KNX Access
” button
from the main window for SW67B18
(Fig. 2) the “KNX Access” window
appears (Fig. 10).
The means of the fields are:
If the field “
Enable
” is checked,
the KNX message is enabled;
In the field “
Source Address
”
the Source Address to assign to
the KNX message is defined;
In the field “
Dest/Group
the Group address (2 level structure, 3 level structure or free address structure) or the device address is
defined. In case of Group address, the levels must be separated by ‘/’, in case of Device address, the parts of the address must be
separated by ‘.’;
In the field “
APCI
” the APCI of the KNX message is defined. You can choose between the following:
o
Read: it is used to send a reading request to a KNX device;
o
Write: it is used to send a writing request to a KNX device;
o
Specific value (edited manually).
In the field “
Priority
” the Priority of the KNX message is defined. You can choose between the following:
o
System (Highest);
o
Urgent;
o
Normal;
o
Low (Lowest).
In the field “
Format
” the data format of the KNX message is defined;
If the field “
Extended
” is checked, the extended format of the KNX message is used;
If the field “
ReTest
” is checked, the KNX message is re-sent in case of not correct response;
If the field “
OnCMD
” is checked, the KNX request is sent when a OPC UA response is received;
If the field “
On Change
” is checked, the gateway sends the KNX command when the data on OPC UA change the value;
If the field “
On Timer
” is checked, the gateway sends the KNX command cyclically;
In the field “
Poll Time
” the delay in ms between two KNX commands is defined (if “On Timer” is checked);