ABB ACS850 - Setting up the embedded fieldbus interface

314 Control through the embedded fieldbus interface
Setting up the embedded fieldbus interface
Set the drive up for the embedded fieldbus communication with the parameters
shown in the table below. The Setting for fieldbus control column gives either the
value to use or the default value. The Function/Information column gives a
description of the parameter or instructs in its use.
Parameter Setting for
fieldbus control
Function/Information
COMMUNICATION INITIALIZATION
50.15 Fb cw used P.02.36 Selects the address of the fieldbus Control
Word in use (02.36 EFB main cw).
58.01 Protocol ena
sel
Modbus RTU
(default)
Initializes embedded fieldbus communication.
Drive-to-drive link operation (parameter group
57) is automatically disabled.
EMBEDDED MODBUS CONFIGURATION
58.03 Node address 1 (default) Node address. There may not be two nodes
with the same node address online.
58.04 Baud rate 9600 (default) Defines the communication speed of the link.
Use the same setting as in the master station.
58.05 Parity 8 none 1 (default) Selects the parity and stop bit setting. Use the
same setting as in the master station.
58.06 Control profile ABB Enhanced
(default)
Selects the communication profile used by the
drive. See section Basics of the embedded
fieldbus interface on page 318.
58.07 Comm loss t
out
600 (default) Defines the timeout limit for the EFB
communication monitoring.
58.08 Comm loss
mode
None (default) Enables/disables EFB communication loss
monitoring and defines the means for resetting
the counter of the communication loss delay.
58.09 Comm loss
action
None (default) Defines the drive operation after the EFB
communication loss monitoring awakes.
58.10 Refresh
settings
Done
(default)
Refreshes the settings of parameters
58.01…58.09.
58.30 Transmit delay 0 (default) Defines the delay time which the slave waits
until it sends a response.
58.31 Ret app errors Yes (default) Selects whether the drive returns Modbus
exception codes or not.
58.32 Word order LSW MSW (default) Defines the order of the data words in the
Modbus frame.