300 Fieldbus control with the embedded fieldbus
The following table gives information on the contents of the Modbus addresses
40001…40012 and 40031…40034.
Note: Parameter writes through standard Modbus are always volatile, ie modified
values are not automatically stored to permanent memory. Use parameter 1607
PARAM SAVE to save all changed values.
Modbus register Access Information
40001 Control Word R/W Control word. Supported only by ABB drives profile, ie
when 5305 EFB CTRL PROFILE setting is ABB DRV
LIM or ABB DRV FULL. Parameter 5319 EFB PAR 19
shows a copy of the Control word in hexadecimal
format.
40002 Reference 1 R/W External reference REF1. See section Fieldbus
references on page 294.
40003 Reference 2 R/W External reference REF2. See section Fieldbus
references on page 294.
40004 Status Word R Status word. Supported only by ABB drives profile, ie
when 5305 EFB CTRL PROFILE setting is ABB DRV
LIM or ABB DRV FULL. Parameter 5320 EFB PAR 20
shows a copy of the Control word in hexadecimal
format.
40005
…
40012
Actual 1…8 R Actual value 1…8. Use parameter 5310… 5317 to
select an actual value to be mapped to Modbus register
40005…40012.
40013
...
40014
MDB DATA IN 1...2 R Modbus Data IN 1 and 2. Use parameter 5321 and 5322
to select an actual value to be mapped to Modbus
register 40013 and 40014. Supported only by STD
MODBUS.
40031 Control Word LSW R/W 0301 FB CMD WORD 1, ie the least significant word of
the DCU profile 32-bit Control word.
Supported only by DCU profile, ie when 5305 EFB
CTRL PROFILE setting is DCU PROFILE.
40032 Control Word MSW R/W 0302 FB CMD WORD 2, ie the most significant word of
the DCU profile 32-bit Control word.
Supported only by DCU profile, ie when 5305 EFB
CTRL PROFILE setting is DCU PROFILE.
40033 Status Word LSW R 0303 FB STS WORD 1, ie the least significant word of
the DCU profile 32-bit Status word.
Supported only by DCU profile, ie when 5305 EFB
CTRL PROFILE setting is DCU PROFILE.
40034 ACS310 STATUS
WORD MSW
R 0304 FB STS WORD 2, i
e the most significant word of
the DCU profile 32-bit Status word.
Supported only by DCU profile, ie when 5305 EFB
CTRL PROFILE setting is DCU PROFILE.
40080
...
40089
MB Data OUT
1...10
W Modbus Data OUT 1...10. Use parameter 5323...5332
to select an actual value to be mapped to Modbus
register 40080...40089. Supported only by STD
MODBUS.
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