ABB ACQ580 - Frequency Reference Chain

Parameters 167
25.55 Torque deriv
reference
Displays the output of the derivative (D) part of the speed
controller. See the control chain diagram on page 409.
This parameter is read-only.
-
-30000.0…
30000.0%
D-part output of speed controller. See par.
46.03
28
28 Frequency reference
chain
Settings for the frequency reference chain.
See the control chain diagrams on pages 404 and 405.
28.01 Frequency ref ramp
input
Displays the used frequency reference before ramping. See
the control chain diagram on page 404.
This parameter is read-only.
-
-500.00…500.00
Hz
Frequency reference before ramping. See par.
46.02
28.02 Frequency ref ramp
output
Displays the final frequency reference (after selection,
limitation and ramping). See the control chain diagram on
page 404.
This parameter is read-only.
-
-500.00…500.00
Hz
Final frequency reference. See par.
46.02
28.11 Ext1 frequency ref1 Selects Ext1 frequency reference source 1. AI1 scaled
Zero None. 0
AI1 scaled 12.12 AI1 scaled value (see page 125). 1
AI2 scaled 12.22 AI2 scaled value (see page 126). 2
Reserved 3
FB A ref1 03.05 FB A reference 1 (see page 106). 4
FB A ref2 03.06 FB A reference 2 (see page 106). 5
Reserved 6…7
EFB ref1 03.09 EFB reference 1 (see page 107). 8
EFB ref2 03.10 EFB reference 2 (see page 107). 9
Reserved 10…14
Motor
potentiometer
22.80 Motor potentiometer ref act (output of the motor
potentiometer).
15
PID 40.01 Process PID output actual (output of the process PID
controller).
16
Frequency input 11.38 Freq in 1 actual value (when DI5 is used as a frequency
input).
17
Control panel (ref
saved)
Panel reference (
03.01 Panel reference, see page 106)
saved by the control system for the location where the control
returns is used as the reference.
18
No. Name/Value Description Def/FbEq16
Ext1 -> Ext2
t
Reference
Ext1 reference
Ext2 reference
Active reference
Inactive reference