ABB ACS880 - Page 310

Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
1 = According to par: The signs of parameters
28.52…28.57 are taken into account.
0 = Absolute: Parameters 28.52…28.57 are handled as
absolute values.
Each range is effective in both directions of rotation.
Sign modeb1
Reservedb2…15
1 = 10000h…FFFFh
0.00 Hz / real32Defines the low limit for critical frequency 1.
Note: This value must be less than or equal to the value
of 28.53 Critical frequency 1 high.
Critical frequency 1
low
28.52
- / -Low limit for critical frequency 1. For scaling, see parameter
46.2.
-598.00 ... 598.00 Hz
0.00 Hz / real32Defines the high limit for critical frequency 1.
Note: This value must be greater than or equal to the value
of 28.52 Critical frequency 1 low.
Critical frequency 1
high
28.53
- / -High limit for critical frequency 1. For scaling, see
parameter 46.2.
-598.00 ... 598.00 Hz
0.00 Hz / real32Defines the low limit for critical frequency 2.
Note: This value must be less than or equal to the value
of 28.55 Critical frequency 2 high.
Critical frequency 2
low
28.54
- / -Low limit for critical frequency 2. For scaling, see parameter
46.2.
-598.00 ... 598.00 Hz
0.00 Hz / real32Defines the high limit for critical frequency 2.
Note: This value must be greater than or equal to the value
of 28.54 Critical frequency 2 low.
Critical frequency 2
high
28.55
- / -High limit for critical frequency 2. For scaling, see
parameter 46.2.
-598.00 ... 598.00 Hz
0.00 Hz / real32Defines the low limit for critical frequency 3.
Note: This value must be less than or equal to the value
of 28.57 Critical frequency 3 high.
Critical frequency 3
low
28.56
- / -Low limit for critical frequency 3. For scaling, see parameter
46.2.
-598.00 ... 598.00 Hz
0.00 Hz / real32Defines the high limit for critical frequency 3.
Note: This value must be greater than or equal to the value
of 28.56 Critical frequency 3 low.
Critical frequency 3
high
28.57
- / -High limit for critical frequency 3. For scaling, see
parameter 46.2.
-598.00 ... 598.00 Hz
Acc/Dec time 1 / uint32Selects a source that switches between the two sets of
acceleration/deceleration times defined by parameters
28.72…28.75.
0 = Acceleration time 1 and deceleration time 1 are in force
1 = Acceleration time 2 and deceleration time 2 are in force
Freq ramp set
selection
28.71
00.Acc/Dec time 1
11.Acc/Dec time 2
310 Parameters