ABB ACS350 User Manual page 250

250
Setting
COMM*AI1 COMM(%) · (AI(%) / 50%) · (MAX-MIN) + MIN
Corrected
reference
1500 rpm
750 rpm
0 rpm
Corrected
reference
1500 rpm
1200 rpm
750 rpm
300 rpm
0 rpm
Fieldbus control with embedded fieldbus
When COMM > 0
AI = 50%
AI = 100%
AI = 0%
100%
0% 50%
AI = 100%
AI = 50%
AI = 0%
0%
50% 100%
Maximum limit is defined by parameter
Minimum limit is defined by parameter
COMM(%) · (AI(%) / 50%) · (MAX-MIN) - MIN
COMM
REF (%)
Max limit
Min limit
Max limit
Min limit
COMM
REF (%)
COMM
REF (%)
Max limit
Max limit
Min limit
COMM
REF (%)
1105
1104
When COMM < 0
-50%
-100%
AI = 0%
AI = 50%
AI = 100%
-100% -50%
AI = 0%
Min limit
AI = 100%
AI = 50%
REF1 MAX / 1108 REF2 MAX.
REF1 MIN / 1107 REF2 MIN.
0%
0 rpm
-750 rpm
-1500 rpm
Corrected
reference
0%
0 rpm
-300 rpm
-750 rpm
-1200 rpm
-1500 rpm
Corrected
reference