ABB ACS355 series, Supplement Manual

Page: 23 / 28

Actual signals and parameters 23
SMOOTH
START
Smooth start ramp time will be effect in ramp time according
to settings of parameter 2621...2624. 11
DI1(INV) Inverted digital input DI1. 0 = ramp pair 2, 1 = ramp pair 1. -1
DI2(INV) See selection DI1(INV) . -2
DI3(INV) See selection DI1(INV) . -3
DI4(INV) See selection DI1(INV) . -4
DI5(INV) See selection DI1(INV) . -5
25 CRITICAL
SPEEDS
Speed bands within which the drive is not allowed to
operate.
2502 CRIT SPEED 1
LO
Defines the minimum limit for critical speed/frequency range
1. 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm Limit in rpm. Limit in Hz if parameter 9904 MOTOR CTRL
MODE setting is SCALAR: FREQ. The value cannot be
above the maximum (parameter
2503 CRIT SPEED 1 HI ).
1 = 0.1 Hz
/ 1 rpm
2503 CRIT SPEED 1
HI
Defines the maximum limit for critical speed/frequency
range 1. 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm Limit in rpm. Limit in Hz if parameter 9904 MOTOR CTRL
MODE setting is SCALAR: FREQ. The value cannot be
below the minimum (parameter
2502 CRIT SPEED 1 LO ).
1 = 0.1 Hz
/ 1 rpm
2504 CRIT SPEED 2
LO
See parameter 2502 CRIT SPEED 1 LO . 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm See parameter 2502 . 1 = 0.1 Hz
/ 1 rpm
2505 CRIT SPEED 2
HI
See parameter 2503 CRIT SPEED 1 HI . 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm See parameter 2503 . 1 = 0.1 Hz
/ 1 rpm
2506 CRIT SPEED 3
LO
See parameter 2502 CRIT SPEED 1 LO . 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm See parameter 2502 . 1 = 0.1 Hz
/ 1 rpm
2507 CRIT SPEED 3
HI
See parameter 2503 CRIT SPEED 1 HI . 0.0 Hz /
1 rpm
0.0…1400.0 Hz
/ 0…32000 rpm See parameter 2503 . 1 = 0.1 Hz
/ 1 rpm
26 MOTOR
CONTROL
Motor control variables
2611 USER
DEFINED F1
Defines the first frequency point of the custom U/f curve. 10.0 Hz
0.0…1400.0 Hz Frequency 1 = 0.1 Hz
2613 USER
DEFINED F2
Defines the second frequency point of the custom U/f curve. 20.0 Hz
All parameters
No.
Name/Value Description Def/FbEq