Fieldbus control with embedded fieldbus 335
Status words
The following tables describe the Status word content for the DCU profile.
27
REF_CONST
1
Constant speed reference request.
This is an internal control bit. Only for supervision.
0
No operation
28
REF_AVE
1
Average speed reference request.
This is an internal control bit. Only for supervision.
0
No operation
29
LINK_ON
1
Master detected on fieldbus link.
This is an internal control bit. Only for supervision.
0
Fieldbus link is down.
30
REQ_STARTIN
H
1
Start inhibit
0
No start inhibit
31
Reserved
DCU profile Status word, parameter
Bit
Name
Value
Status
0
READY
1
Drive is ready to receive start command.
0
Drive is not ready.
1
ENABLED
1
External Run enable signal received.
0
No external Run enable signal received.
2
STARTED
1
Drive has received start command.
0
Drive has not received start command.
3
RUNNING
1
Drive is modulating and following reference.
0
Drive is not running.
4
ZERO_SPEED
1
Drive is at zero speed.
0
Drive has not reached zero speed.
5 ACCELERATE
1
Drive
is
accelerating.
0
Drive is not accelerating.
6
DECELERATE
1
Drive is decelerating.
0
Drive is not decelerating.
7
AT_SETPOINT
1
Drive is at setpoint. Actual value equals reference
value (ie, is within tolerance limits).
0
Drive has not reached setpoint.
DCU profile Control word, parameter
0302 FB CMD WORD 2
Bit
Name
Value
Information
Summary of Contents for ACS355 series
Page 1: ...ABB machinery drives User s manual ACS355 drives ...
Page 4: ......
Page 16: ...16 ...
Page 32: ...32 Operation principle and hardware description ...
Page 58: ...58 Electrical installation ...
Page 74: ...74 Start up control with I O and ID run ...
Page 106: ...106 Control panels ...
Page 120: ...120 Application macros ...
Page 178: ...178 Program features ...
Page 338: ...338 Fieldbus control with embedded fieldbus ...
Page 368: ...368 Fault tracing ...
Page 404: ...404 Dimension drawings ...
Page 410: ...410 Appendix Resistor braking ...
Page 434: ...434 Appendix Permanent magnet synchronous motors PMSMs ...