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User Manual
Modbus TCP Master / KNX
Document code: MN67814_ENG Revision 1.003 Pagina 17 di 27
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 “
On CMD
” is checked, the KNX message is sent when a Modbus TCP response is received;
If the field “
On Change
” is checked, the gateway sends the KNX command when the data on Modbus 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);
In the field “
Position
” insert the address of the internal array where placing the information;
In the field “
Bit Mode
” insert the start bit of the first byte of the field “Position” where start to insert the data read;
In the field “
Lenght
” the dimension of the KNX message is defined;
In the field “
Mnemonic
” the description for the request is defined.
Note:
If the field “On change” is checked and the “Poll Time” is different from 0, the converter sends the KNX command cyclically and also
when the data is changed.
Note:
If the fields “OnCMD, ”“OnChange” and “OnTimer” are not checked, the converter only sniffs the bus in order to monitor the status
of the KNX message.
