Transition State Control word Status word Action
– Start condition 0000 0000
0
Start-up⇒Not ready to switch on
0000 0200
1
Not ready to switch on⇒ Switch on disabled
0000, 0001 0240
2
Switch on disable⇒Ready to switched on
0006 0231
3
Ready to switch on⇒Switched on
0007 0233
4
Switched on⇒Operation enabled
000F 0237
5
Operation enabled⇒Switched on
0007 0233
Motor ramps to 0 RPM with programmed
ramp-down parameter.
6
Switched on⇒Ready to switch on
0006 0231
7
Ready to switch on⇒Switch on disable
0001, 0000 0240
8
Operation enable⇒Ready to switch on
0006 0231
The power section is switched o immediately,
and the motor is free to rotate if unbraked.
9
Operation enable⇒Switch on disable
0001, 0000 0240
The power section is switched o immediately,
and the motor is free to rotate if unbraked.
10
Switched on⇒Switched on disable
0001, 0000 0240
The power section is switched o immediately,
and the motor is free to rotate if unbraked.
11
Operation enabled⇒Quick stop active
0002 0207
The motor ramps to 0 RPM with programmed
quick-ramp parameter.
12
Quick stop activ⇒Switch on disabled
0001, 0000 0240
The power section is switched o immediately,
and the motor is free to rotate if unbraked.
13
All states⇒Fault reaction active
xxxx 023F
14
Fault reaction active⇒Fault
xxxx
023F (0238
by InterBus)
15
Fault⇒Switch on disabled
0000 0240
16
Quick stop active⇒Operation enable (not
supported)
Table 4.4 DSP 402 State Transitions
Control Programming Guide
MG92G102 Danfoss A/S © 06/2015 All rights reserved. 19
4 4
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