70 ACS550 User’s Manual
Start-Up
Group 03: FB Actual Signals
This group monitors fieldbus communications.
Code Description
0301 FB CMD WORD 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 (
EXT1 or EXT2) 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
Read-only copy of the Fieldbus
Command Word 2.
• See parameter 0301.
0303 FB STS WORD 1
Read-only copy of the Status Word 1.
• The drive sends status information to
the fieldbus controller. The status
consists of two Status Words.
• 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.
0304 FB STS WORD 2
Read-only copy of the Status Word 2.
• See parameter 0303.
Bit # 0301, FB CMD WORD 1 0302, FB CMD WORD 2
0STOP Reserved
1START Reserved
2 REVERSE Reserved
3LOCAL Reserved
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
Bit # 0303, STS CMD WORD 1 0304, FB STS WORD 2
0 READY ALARM
1 ENABLED REQ_MAINT
2 STARTED DIRLOCK
3 RUNNING LOCALLOCK
4 ZERO_SPEED CTL_MODE
5 ACCELERATE Reserved
6 DECELERATE Reserved
7 AT_SETPOINT Reserved
8LIMIT Reserved
9 SUPERVISION Reserved
10 REV_REF REQ_CTL
11 REV_ACT REQ_REF1
12 PANEL_LOCAL REQ_REF2
13 FIELDBUS_LOCAL REQ_REF2EXT
14 EXT2_ACT ACK_STARTINH
15 FAULT ACK_OFF_ILCK