164
ACH550-UH User’s Manual
Serial Communication – EFB
Status Word
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.
5 RAMP_HOLD
1
RFG
OUT
ENABLED
Enable ramp function.
Enter
RAMP
FUNCTION
GENERATOR
:
ACCELERATOR
ENABLED
0
RFG
OUT
HOLD
Halt ramping (Ramp Function Generator
output held)
6
RAMP_IN_
ZERO
1
RFG
INPUT
ENABLED
Normal operation. Enter
OPERATING
0
RFG
INPUT
ZERO
Force Ramp Function Generator input to
zero.
7
RESET
0=>1
RESET
Fault reset if an active fault exists (Enter
SWITCH
-
ON
INHIBITED
). Effective if 1604 =
COMM
.
0
OPERATING
Continue normal operation
8…10
Unused
11
EXT CTRL LOC
1
EXT
2
SELECT
Select external control location 2 (
EXT
2).
Effective if 1102 =
COMM
.
0
EXT
1
SELECT
Select external control location 1 (
EXT
1).
Effective if 1102 =
COMM
.
12…15
Unused
ABB Drives Profile (EFB)
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
OFF
1
ACTIVE
2
RDY_REF
1
OPERATION
ENABLED
0
OPERATION
INHIBITED
3
TRIPPED
0…1
FAULT
0
No fault
4
OFF_2_STA
1
OFF
2
INACTIVE
0
OF
F
2
ACTIVE
5
OFF_3_STA
1
OFF
3
INACTIVE
0
OF
F
3
ACTIVE
6
SWC_ON_INHIB
1
SWITCH
-
ON
INHIBIT
ACTIVE
0
SWITCH
-
ON
INHIBIT
NOT
ACTIVE
ABB Drives Profile (EFB)
CONTROL
WORD
Bit
Name
Value
Commanded
State
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