Standard programposi features 53
External control
When the drive is in external control, control commands are given through the
• I/O terminals (digital and analog inputs), or optional I/O extension modules
• embedded fieldbus interface or an optional fieldbus adapter module.
Two external control locations, EXT1 and EXT2 are available. The user can select the
sources of start and stop commands separately for each location using parameters
. Select the operating mode separately for each location (in parameter
group
), which enables quick switching between different
operating modes. For example, speed control. Selection between EXT1 and EXT2 is
done through any binary source such as a digital input or fieldbus control word (see
parameter
(page
). The source of reference is
selectable for each operating mode separately.
Operating modes of the drive
The drive operates in several operating modes with different types of reference. The
mode is selectable for each control location (Local, EXT1 and EXT2) in parameter
group
The following is a general representation of the reference types and control chains.
The page numbers refer to detailed diagrams in chapter
Motor feedback
configuration
Speed
reference
source selection
I
)
Speed controller
Speed reference
source selection
II
(p
)
Speed reference
ramping and
shaping
(p
Speed error
calculation
Frequency
reference
source selection
and modification
(pp
DTC motor
control mode
Scalar motor
control mode
Torque limitation
Содержание ACS880 ESP
Страница 1: ...ABB industrial drives Firmware manual ACS880 PCP ESP control program ...
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Страница 28: ...28 PCP ESP control start up ...
Страница 30: ...30 Using the control panel ...
Страница 94: ...94 Standard programposi features ...
Страница 100: ...100 Default control connections ...
Страница 360: ...360 Parameters ...
Страница 362: ...362 Additional parameter data Fieldbus addresses Refer to the User s Manual of the fieldbus adapter ...
Страница 436: ...436 Fault tracing ...
Страница 486: ...486 Control chain diagrams ...
Страница 492: ...492 Appendix ESP with step up transformer and sine filter ...
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