The State Diagram (Abb Drives Profile) - ABB ACS880 Firmware Manual

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The state diagram (ABB Drives profile)

MAINS OFF
Power ON
A B C D
CW b3=0
OPERATION
INHIBITED
SW b2=0
operation
inhibited
from any state
OFF1 (CW b0=0)
OFF1
ACTIVE
SW b1=0
n(f) = 0 / I = 0
B C D
CW b4=0
C D
CW b5=0
D
CW b6=0
CW = Control word
SW = Status word
bx = bit x
n = Speed
I = Input Current
RFG = Ramp Function
Generator
f = Frequency
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Fieldbus control through a fieldbus adapter 569
SWITCH-ON
INHIBITED
CW b0=0
NOT READY TO
SWITCH ON
CW=xxxx x1xx xxxx x110
READY TO
SWITCH ON
CW=xxxx x1xx xxxx x111
READY TO
OPERATE
CW=xxxx x1xx xxxx 1111
OPERATION
ENABLED
A
CW=xxxx x1xx xxx1 1111
RFG: OUTPUT
ENABLED
B
CW=xxxx x1xx xx11 1111
RFG: ACCELERATOR
ENABLED
C
CW=xxxx x1xx x111 1111
OPERATION
D
from any state
SW b6=1
FAULT
SW b0=0
SW b0=1
from any state
OFF2
ACTIVE
SW b1=1
from any state
OFF3
ACTIVE
SW b2=1
SW b8=1
Fault
SW b3=1
CW b7=1
Emergency stop
OFF2 (CW b1=0)
SW b4=0
Emergency stop
OFF3 (CW b2=0)
SW b5=0
n(f) = 0 / I = 0
STATE
condition
rising edge of
bit