ABB ACS880-104

Control chain diagrams 657
Frequency reference modification
28.51 Critical frequency function
28.72 Freq acceleration time 1
28.73 Freq deceleration time 1
28.74 Freq acceleration time 2
28.75 Freq deceleration time 2
28.77 Freq ramp hold
28.78 Freq ramp output balancing
28.79 Freq ramp out
balancing enable
Value
28.01 Frequency ref ramp input
0
28.97 Frequency ref unlimited
28.96 Frequency ref act 7
28.76 Freq ramp in zero source
Selection
Value
Value
Value
FREQ
REF
RAMP
Value Value Value Value
28.71 Freq ramp set selection
Selection
28.52 Critical frequency 1 low
Selection
28.53 Critical frequency 1 high
28.54 Critical frequency 2 low
28.55 Critical frequency 2 high
28.56 Critical frequency 3 low
28.57 Critical frequency 3 high
Value Value Value Value Value Value
CRITICAL
FREQ
Value
OR
06.01 bit 6 Ramp in zero
Value
28.02 Frequency ref ramp
output
06.01 bit 4 Ramp out zero
Value
0
OR
Value06.01 bit 5 Ramp hold
23.23 Emergency stop time
06.11 bit 5 Emergency stop
Value
Value
ACC TIME DEC TIME
Selection
Selection
30.13 Minimum frequency
30.14 Maximum frequency
Value Value