Status Word; Reference; Planning - ABB ACS550 User Manual

ACS550 User's Manual
– Parameter 9802
– The external plug-in fieldbus adapter is configured to use the drive profile
The content of the
user's manual provided with the FBA module and/or section
technical data

Status Word

The
STATUS WORD
the fieldbus controller. The content of the
profile used. See the user's manual provided with the FBA module and/or section
ABB Drives profile technical data

Reference

The contents of each
• can be used, as speed or frequency reference
• is a 16-bit word comprised of a sign bit and a 15-bit integer
• Negative references (indicating reversed rotation direction) are indicated by the
two's complement of the corresponding positive reference value.
The use of a second reference (REF2) is supported only when a protocol is
configured for the ABB Drives profile.
Reference scaling is fieldbus type specific. See the user's manual provided with the
FBA module and/or the following sections as appropriate:
• Reference scaling
• Reference scaling
Actual Values
Actual Values are 16-bit words containing information on selected operations of the
drive. Drive Actual Values (for example,
can be mapped to Input Words using
(protocol-dependent, but typically parameters 5104...5126).

Planning

Network planning should address the following questions:
• What types and quantities of devices must be connected to the network?
• What control information must be sent down to the drives?
• What feedback information must be sent from the drives to the controlling
system?
COMM PROT SEL
mode or drive profile objects.
CONTROL WORD
on page 232.
is a 16-bit word containing status information, sent by the drive to
REFERENCE
on page
on page
= 4 ( ).
EXT FBA
depends on the protocol/profile used. See the
STATUS WORD
on page 232.
word:
236 (ABB Drives profile technical
240 (Generic profile technical
Group 10: START/STOP/DIR
Group 51: EXT COMM MODULE
ABB Drives profile
depends on the protocol/
data)
data).
parameters)
parameters
Fieldbus adapter
223