ACH550-UH User’s Manual 1-271
Fieldbus adapter
Status Word
As described earlier in Control interface, the contents of the
STATUS WORD is status
information, sent by the drive to the master station. The following table and the state
diagram later in this sub-section describe the status word content.
ABB Drives Profile (FBA) STATUS WORD
Bit Name Value
Description
(Correspond to states/boxes in the state diagram)
0 RDY_ON 1
READY TO SWITCH ON
0 NOT READY TO SWITCH ON
1 RDY_RUN 1 READY TO OPERATE
0 OFF1 ACTIVE
2 RDY_REF 1 OPERATION ENABLED
0 OPERATION INHIBITED
3 TRIPPED 0…1 FAULT
0No fault
4 OFF_2_STA 1
OFF2 inactive
0 OFF2 ACTIVE
5 OFF_3_STA 1 OFF3 inactive
0
OFF3 ACTIVE
6SWC_ON_INHIB1SWITCH-ON INHIBIT ACTIVE
0 SWITCH-ON INHIBIT NOT ACTIVE
7 ALARM 1 Warning/alarm (See Alarm listing in the Diagnostics section
for details on alarms.)
0 No warning/alarm
8 AT_SETPOINT 1
OPERATING. Actual value equals (within tolerance limits) the
reference value.
0 Actual value is outside tolerance limits (not equal to
reference value).
9 REMOTE 1 Drive control location: REMOTE (EXT1 or EXT2)
0 Drive control location: LOCAL
10 ABOVE_LIMIT 1 Supervised parameter’s value > supervision high limit.
Bit remains “1” until supervised parameter’s value <
supervision low limit.
See group 32, Supervision
0 Supervised parameter’s value < supervision low limit.
Bit remains “0” until supervised parameter’s value >
supervision high limit.
See group 32, Supervision
11 EXT CTRL LOC 1 External control location 2 (
EXT2) selected
0 External control location 1 (
EXT1) selected
12 EXT RUN ENABLE 1 External Run Enable signal received
0 No External Run Enable signal received
13… 15 Unused
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