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Chapter 6 – Communication
Installation and Start-up Guide for NPBA-01
6-12
The Status Word
The Status Word is PROFIBUS Parameter No. 968. The contents of
the Status Word is presented in the following table. The text in
italics
refers to the states in Figure 6-1, page 6-14
(ACS 600/PROFIBUS
State Machine).
Table 6-4 The Status Word.
Bit
Value
Description
0
1
Ready (initialisation OK,
DRIVE READY)
0
Initialisation not ready or not OK
(DRIVE NOT READY)
1
1
Ready
(READY TO START)
0
Not ready
(STOP 1)
2
1
Ready for reference, or running
(START)
0
Not ready
(RUN DISABLE)
3
1
Fault condition
(FAULT)
0
No fault
4
1
“Coast to stop”
(STOP 2) OFF
0
“Coast to stop”
(STOP 2) ON
5
1
“Stop according to selected stop type”
(STOP 3) OFF
0
“Stop according to selected stop type”
(STOP 3) ON
6
1
DRIVE DISABLE
0
DRIVE NOT READY
7
1
Warning condition
0
No warning
8
1
Actual value equals reference value (= is within tolerance limits)
0
Actual value differs from reference value (= is outside tolerance limits)
9
1
ACS 600 Control location REMOTE
0
ACS 600 Control location LOCAL
10
1
Actual frequency value equals or is greater than supervision limit
0
Actual frequency value is within supervision limit
11
1
External reference 2 selected
0
External reference 1 selected
12 to 14
1,0
Unused
15
1
Error(s) in DDCS communication
NOTE: The information in the Status Word is not updated.
0
DDCS communication (ACS 600 – NPBA-01) OK