ACH550-UH User’s Manual
1-87
Parameters
Group 03: ACTUAL SIGNALS
This group monitors fieldbus communications.
Group 03: Actual Signals
Code Description Range
Resolution
Default
S
0301
FB CMD WORD 1
-
1
-
Read-only copy of the Fieldbus Command Word 1.
• The fieldbus command is the principal means for controlling the drive from a fieldbus controller. The command
consists of two Command Words. Bit-coded instructions in the Command Words switch the drive between states.
• To control the drive, using the Command Words, an external location (
EXT
1 or
EXT
2) must be active and set to
COMM
. (See parameters 1001 and 1002.)
The control panel displays the word in hex. For example, all zeros and a 1 in Bit 0 displays as 0001. All zeros and a
1 in Bit 15 displays as 8000.
0302
FB CMD WORD 2
-
1
-
Read-only copy of the Fieldbus Command Word 2.
• See parameter 0301.
Bit #
0301,
FB
CMD
WORD
1
0302,
FB
CMD
WORD
2
0
STOP FBLOCAL_CTL
1
START FBLOCAL_REF
2
REVERSE
START_DISABLE1
3
LOCAL
START_DISABLE2
4
RESET
Reserved
5
EXT2
Reserved
6
RUN_DISABLE
Reserved
7
STPMODE_R
Reserved
8
STPMODE_EM Reserved
9
STPMODE_C
Reserved
10
RAMP_2
Reserved
11
RAMP_OUT_0
REF_CONST
12
RAMP_HOLD
REF_AVE
13
RAMP_IN_0
LINK_ON
14
RREQ_LOCALLOC
REQ_STARTINH
15
TORQLIM2
OFF_INTERLOCK
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