ABB ACS580 Firmware Manual page 231

No. Name/Value
28.11 Ext1 frequency ref1
Other
Other
Other
Other
Zero
AI1 scaled
AI2 scaled
Reserved
FB A ref1
FB A ref2
Reserved
EFB ref1
EFB ref2
Reserved
Description
Selects Ext1 frequency reference source 1.
Two signal sources can be defined by this parameter and
28.12 Ext1 frequency
Ext1 frequency function) applied to the two signals creates an
Ext1 reference (A in the figure below).
A digital source selected by
used to switch between Ext1 reference and the
corresponding Ext2 reference defined by parameters
Ext2 frequency ref1,
Ext2 frequency function
28.11
0
AI
FB
... ...
28.12
0
AI
FB
... ...
28.15
0
AI
FB
... ...
28.16
0
AI
FB
... ...
None.
12.12 AI1 scaled value
12.22 AI2 scaled value
03.05 FB A reference 1
03.06 FB A reference 2
03.09 EFB reference 1
03.10 EFB reference 2
ref2. A mathematical function
19.11 Ext1/Ext2 selection
28.16 Ext2 frequency ref2
(B in the figure below).
28.13
Ref1
ADD
SUB
MUL
MIN
MAX
28.17
Ref1
ADD
SUB
MUL
MIN
MAX
(see page 167).
(see page 168).
(see page 150).
(see page 150).
(see page 150).
(see page 150).
Parameters 227
Def/FbEq16
AI1 scaled
(28.13
can be
28.15
and 28.17
A
Ext1
19.11
0
28.92
1
Ext2
B
0
1
2
3
4
5
6...7
8
9
10...14