Fieldbus control through the embedded fieldbus interface (EFB) 459
ABB Drives profile state machine
MAINS OFF
Power ON
(CW Bit0=0)
(SW Bit6=1)
(SW Bit0=0)
from any state
(CW=xxxx x
1
xx xxxx x
110
)
(SW Bit1=1)
n(f)=0 / I=0
(SW Bit2=0)
A B C D
(CW Bit3=0)
operation
inhibited
OFF1
(CW Bit0=0)
(SW Bit1=0)
(SW Bit0=1)
(CW Bit3=1
and
SW Bit12=1)
C D
(CW Bit5=0)
(SW Bit2=1)
(SW Bit5=0)
from any state
from any state
Emergency Stop
OFF3
(CW Bit2=0)
n(f)=0 / I=0
Emergency OFF
OFF2
(CW Bit1=0)
(SW Bit4=0)
B
B C D
(CW Bit4=0)
(CW=xxxx x
1
xx xxx
1 1111
)
(CW=xxxx x
1
xx xx
11 1111
)
D
(CW Bit6=0)
A
C
(CW=xxxx x
1
xx x
111 1111
)
(SW Bit8=1)
D
from any state
Fault
(SW Bit3=1)
(CW Bit7=1)
(CW=xxxx x
1
xx xxxx x
111
)
(CW=xxxx x
1
xx xxxx
1111
and SW Bit12=1)
CW = Control Word
SW = Status Word
n = Speed
I = Input Current
RFG = Ramp Function
Generator
f = Frequency
ABB Drives profile
SWITCH-ON
INHIBITED
NOT READY TO
SWITCH ON
READY TO
SWITCH ON
READY TO
OPERATE
OPERATION
INHIBITED
OFF1
ACTIVE
OPERATION
ENABLED
RFG: OUTPUT
ENABLED
RFG: ACCELERATOR
ENABLED
OPERATION
OFF2
ACTIVE
FAULT
OFF3
ACTIVE
STATE
condition
rising edge of the bit
ACS380 FW.book Page 459 Friday, May 4, 2018 4:18 PM
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