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Parameters 227
Selects Ext1 frequency reference source 1.
Two signal sources can be defined by this parameter and
. A mathematical function (
) applied to the two signals creates an
Ext1 reference (A in the figure below).
A digital source selected by
can be
used to switch between Ext1 reference and the
corresponding Ext2 reference defined by parameters
,
(B in the figure below).
Zero
None.
0
AI1 scaled
(see page
1
AI2 scaled
(see page
2
Reserved
3
FB A ref1
(see page
4
FB A ref2
(see page
5
Reserved
6…7
EFB ref1
8
EFB ref2
9
Reserved
10…14
No.
Name/Value
Description
Def/FbEq16
1
0
MUL
SUB
ADD
MIN
MAX
0
AI
FB
…
…
0
AI
FB
…
…
MUL
SUB
ADD
MIN
MAX
0
AI
FB
…
…
0
AI
FB
…
…
A
B
Ext1
Ext2
ACS580 FW.book Page 227 Wednesday, September 21, 2016 9:48 PM