2-204 ACH550 E-Clipse Bypass User’s Manual
Fieldbus adapter
The following sections describe, at a general level, the configuration required for
each control function. The last column in each table below is deliberately blank. See
the user’s manual supplied with the FBA module for the appropriate entry.
Start/stop control
Using the fieldbus for start/stop/direction control of the drive only requires:
• Bypass parameter values set as defined below.
• Fieldbus controller supplied command(s) in the appropriate location. (The
location is defined by the Protocol Reference, which is protocol dependent.)
Input reference select
Using the fieldbus to provide input reference to the drive requires:
• Drive parameter value set as defined below.
• Fieldbus controller supplied reference word(s) in the appropriate location. (The
location is defined by the Protocol Reference, which is protocol dependent.)
Note: Multiple references are supported only when using the ABB Drives profile.
Reference scaling
Where required,
REFERENCES can be scaled. See the Reference scaling in the
following sections, as appropriate:
• ABB drives profile technical data
• Generic profile technical data
Bypass Parameter Value Description
Protocol
Reference
1601
START/STOP 2 (COMM) Selects Source for system start
command.
1625
COMM CTRL 0 (DRIVE
ONLY)
Enable drive only control.
Drive Parameter Value Description
Protocol
Reference
1102 EXT1/EXT2 SEL 8 (COMM) Ref. selected by fieldbus.
(Required only if 2 references used.)
1103
REF1 SEL 8 (COMM)
9 (
COMM+AI1)
10 (
COMM*AI1)
Input reference 1supplied by fieldbus.
1106 REF2 SEL 8 (COMM)
9 (
COMM+AI)
10 (
COMM*AI)
Input reference 2 supplied by fieldbus.
(Required only if 2 references used.)
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