ABB FSCA-01, User Manual

Page: 56 / 90

56 Start-up
The minimum and maximum 16-bit integer values that can be
given through the fieldbus are -32768 and 32767 respectively.
The table below gives the recommended drive parameter settings.
Output data Modbus
register Input data Modbus
register
Control word (4)00001 Status word (4)00051
Speed reference (4)00002 Speed actual value (4)00052
Reference 2
(Not used) (4)00003 Actual value 2
(Not used) (4)00053
Constant speed 1
1)
(4)00004
(4)00005 Power
1)
(4)00054
(4)00055
Constant speed 2
1)
(4)00006
(4)00007 DC bus voltage
1)
(4)00056
(4)00057
1)
Example
Drive parameter Setting for ACS880
drives Description
50.01 FBA A enable 1 = Enable Enables communication between
the drive and the fieldbus adapter
module.
50.02 FBA A comm loss
func 1 = Fault
2)
Enables fieldbus A
communication fault monitoring.
50.03 FBA A comm loss t
out 3.0 s
2)
Defines the fieldbus A
communication break supervision
time.
50.04 FBA A ref1 type 4 = Speed Selects the fieldbus A reference 1
type and scaling.
51.01 FBA type 485 = RS-485
1)
Displays the type of the fieldbus
adapter module.
51.02 Profile 1 = ABB Enhanced
2)
Selects the ABB Drives -
Enhanced profile.
51.03 Station ID 3
2)
Defines the address of the
device.
51.04 Baud rate 4 = 115.2 kbit/s
2)
Selects the baud rate of the link.
Note: The baud rate of the
master has to be the same.