ABB FENA-21 - State Machine for All Operating Modes

312 PROFINET IO – Communication profiles
State machine for all operating modes
The general PROFIdrive state machine for all operating modes is
shown below.
‘n=0 or f =0’ and ‘I=0’
and pause expired
Jogging 1 or 2 OFF
(CW Bit8=0 or Bit9=0)
MAINS OFF
Power ON
OFF1 (CW Bit0=0)
SWITCH-ON
INHIBIT
(SW Bit6=1)
NOT READY
TO SWITCH ON
(SW Bit0=0)
READY TO
SWITCH
ON
from any state
(CW=xxxx x 1 xx xxxx x 110 )
READY TO
OPERATE
(SW Bit1=1)
n(f)=0 / I=0
OPERATION
INHIBIT
(SW Bit2=0)
ABCD
(CW Bit3=0)
operation
inhibited
OFF1 (CW Bit0=0)
OFF1
ACTIVE
(SW Bit1=0)
(SW Bit0=1)
(CW Bit3=1)
CD
(CW Bit5=0)
OPERATION
ENABLE
(SW Bit2=1)
(SW Bit5=0)
from any state from any state
Emergency stop
OFF3
(CW Bit2=0)
n(f)=0 / I=0
OFF3
ACTIVE
Emergency stop
OFF2
(CW Bit1=0)
(SW Bit4=0)
OFF2
ACTIVE
RFG: ENABLE
OUTPUT
RFG: ENABLE
ACCELERATION
OPERATING
B
BCD
(CW Bit4=0)
(CW Bit4=1)
(CW Bit5=1)
D
(CW Bit6=0)
A
C
(CW Bit6=1)
(SW Bit8=1)
D
from any state
Fault
(SW Bit3=1)
FAULT
(CW Bit7=1)
ON (CW=xxxx x1xx xxxx x 111 )
CW = Control word
SW = Status word
n = Speed
I = Input current
RFG = Ramp function
generator
f = Frequency
state
condition
rising edge
the bitof
JOGGING 1 or 2
Jogging 1 or 2 ON
(CW Bit4,5,6=0)
Enable operation
Main contactor ON
Main contactor OFF
(CW Bit8=1 or Bit9=1)
Jogging pause
SPEED MODE ONLY
F
ACTIVE
F
E
PROFIdrive
State machine