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User Manual
PROFINET / Modbus Master
Document code: MN674-A006_ENG Revision 1.000 Page 33 of 47
Page 33 of 47
B3 command
This command allows to enable the Transparent: it will be possible to send Modbus commands directly from Ethernet side. The converter will
become completely transparent.
Byte 0
Byte 1
0xB3
Enabling/disabling of
Transparent Mode
0x01 = Poll disabled
0x00 = Poll enabled
If the message is received correctly, the same message will be sent back by the converter.
Note:
When the Transparent Mode is enabled, the Modbus polling will stop on Modbus side.
Note:
The port used for send/receive the frames is defined in the section “Set Communication” step, in the field “Port”.
B4 command
This command allows to read the status of the Transparent Mode (enabled/disabled).
REQ:
Byte 0
0xB4
RES:
Byte 0
Byte 1
0xB4
Status
0x01 = Transparent Mode disabled
0x00 = Transparent Mode enabled
