Fieldbus control with embedded fieldbus 329
Control word
The table below and the state diagram on page
describe the Control word
content for the ABB drives profile. The upper case boldface text refers to the states
shown in the diagram.
ABB drives profile Control word, parameter
Bit
Name
Value
Comments
0
OFF1
CONTROL
1
Enter
READY TO OPERATE.
0
Stop along currently active deceleration ramp (
Enter OFF1 ACTIVE; proceed to READY TO SWITCH ON
unless other interlocks (OFF2, OFF3) are active.
1
OFF2
CONTROL
1
Continue operation (OFF2 inactive).
0
Emergency OFF, drive coast to stop.
Enter
OFF2 ACTIVE
; proceed to
SWITCH-ON INHIBITED
.
2
OFF3
CONTROL
1
Continue operation (OFF3 inactive).
0
Emergency stop, drive stops within time defined by par.
. Enter
OFF3 ACTIVE
; proceed to
SWITCH-ON
INHIBITED
.
WARNING!
Ensure motor and driven machine can be
stopped using this stop mode.
3
INHIBIT
OPERATION
1
Enter
OPERATION ENABLED
. (
Note:
The Run enable
signal must be active; see parameter
set to
, this bit also activates the Run enable signal.)
0
Inhibit operation. Enter
OPERATION INHIBITED
.
4
Note:
Bit 4 is supported only by
profile.
RAMP_OUT_
ZERO
(
1
Enter
RAMP FUNCTION GENERATOR: OUTPUT
ENABLED
.
0
Force Ramp function generator output to zero.
Drive ramps to stop (current and DC voltage limits in force).
5 RAMP_HOLD
1
Enable
ramp
function.
Enter
RAMP FUNCTION GENERATOR: ACCELERATOR
ENABLED
.
0
Halt ramping (Ramp function generator output held).
6
RAMP_IN_
ZERO
1
Normal operation. Enter
OPERATING
.
0
Force Ramp function generator input to zero.
7
RESET
0=>1
Fault reset if an active fault exists. Enter
SWITCH-ON
INHIBITED
.
Effective if par.
.
0
Continue normal operation.
8…
9
Not in use
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 ...