
Fieldbus control through the embedded fieldbus interface (EFB) 365
State transition diagrams
State transition diagram for the ABB Drives profile
The diagram below shows the state transitions in the drive when the drive is using the
ABB Drives profile and the drive is configured to follow the commands of the control
10
REVERSE_REF
1
Not yet implemented.
0
Not yet implemented.
11
REVERSE_ACT
1
Not yet implemented.
0
Not yet implemented.
12
PANEL_LOCAL
1
Panel/keypad (or PC tool) is in local control mode.
0
Panel/keypad (or PC tool) is not in local control mode.
13
FIELDBUS_LOC
AL
1
Fieldbus is in local control mode.
0
Fieldbus is not in local control mode.
14
EXT2_ACT
1
External control location EXT2 is active.
0
External control location EXT1 is active.
15
FAULT
1
Drive is faulted.
0
Drive is not faulted.
16
ALARM
1
Warning/Alarm is active.
0
No warning/alarm.
17
Reserved
18
Reserved for
DIRECTION_LO
CK
Not yet implemented.
19
Reserved
20
CTL_MODE
1
Vector motor control mode is active.
0
Scalar motor control mode is active
21
Reserved
22
USER_0
Status bits that can be combined with drive logic for
application-specific functionality.
23
USER_1
24
USER_2
25
USER_3
26
REQ_CTL
1
Control is requested in this channel.
0
Control is not requested in this channel.
27 …
31
Reserved
Bit
Name
Value
State/Description
ACS180 FW.book Page 365 Tuesday, March 9, 2021 2:25 PM