State Machine - ABB FECA-01 User Manual
Ethercat adapter module
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Also See for FECA-01:
- Quick installation and start-up manual (2 pages) ,
- Quick installation and start-up manual (2 pages)
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State machine
The state machine for the ABB Drives communication profile is
shown below.
MAINS OFF
Power ON
A B C D
(CW Bit3=0)
OPERATION
INHIBITED
operation
inhibited
from any state
OFF1 (CW Bit0=0)
OFF1
ACTIVE
(SW Bit1=0)
n(f)=0 / I=0
B C D
(CW Bit4=0)
(CW Bit5=0)
(CW Bit6=0)
SWITCH-ON
INHIBITED
(CW Bit0=0)
NOT READY TO
SWITCH ON
(CW=xxxx x1xx xxxx x110)
READY TO
SWITCH ON
(SW Bit2=0)
(CW=xxxx x1xx xxxx x111)
READY TO
OPERATE
(CW=xxxx x1xx xxxx 1111
and SW Bit12=1)
(CW Bit3=1
and
SW Bit12=1)
OPERATION
C D
ENABLED
A
(CW=xxxx x1xx xxx1 1111)
RFG: OUTPUT
D
ENABLED
B
(CW=xxxx x1xx xx11 1111)
RFG: ACCELERATOR
ENABLED
C
(CW=xxxx x1xx x111 1111)
OPERATION
D
Communication profiles 83
(SW Bit6=1)
CW = Control word
(SW Bit0=0)
SW = Status word
n = Speed
I = Input current
RFG = Ramp Function
Generator
f = Frequency
(SW Bit0=1)
from any state
(SW Bit1=1)
from any state
from any state
Emergency Stop
OFF3 (CW Bit2=0)
OFF3
ACTIVE
(SW Bit5=0)
n(f)=0 / I=0
(SW Bit2=1)
(SW Bit8=1)
ABB Drives
communication
profile
Fault
FAULT
(SW Bit3=1)
(CW Bit7=1)
Emergency OFF
OFF2 (CW Bit1=0)
OFF2
ACTIVE
(SW Bit4=0)
state
condition
rising edge
of
the bit
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