Circutor CVM-A1500 - Page 337

The conguration parameters are:
 The primary address
 The transmission speed, Baud rate.
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Conguration
values
Previous
Next
Conrm
and save
Delete
parameter
Back
Main
menu
Delete
character
Figure 393: Setup menu : MBus module�
Use the and buttons to select the different options.
To conrm the selection, press the button.
● When programming the Primary address:
Maximum value: 250.
Minimum value: 1.
● When programming the transmission speed, Baud rate:
, ... Possible transmission speeds:1200, 2400, 4800 o 9600�
7�8�4�- MODBUS COMMUNICATIONS
The following functions are implemented for this variable:
Function 0x04: reading logs.
Function 0x10: Writing multiple logs.
Table 171:Modbus memory map: MBus communications module
Conguration of the MBus parameters
Configuration variable Address Valid data margin Default value
Primary address EE48
1 - 250
1
Baud rate EE49
2: 1200 - 3: 2400 -
4: 4800 - 5: 9600
5
Note: The 2 logs can be read separately, but they must be written at the same time (as a
group). Otherwise, the system will reply with an error.
337
Instruction Manual
CVM-A1000 - CVM-A1500