ABB ACS560 - Page 36

36 Program features
EXT1/EXT2 selection for frequency control
Block diagram: Run enable source for EXT1
The figure below shows the parameters that select the interface for run enable for
external control location EXT1.
Settings
Parameters 19.11 Ext1/Ext2 selection (page 199); 20.01…20.10 (page 200).
Default =
EXT1
Input 1
Ext1 frequency
ref1
28.11
Ext1/Ext2 selection
Input 2
Input 3
Input 1
Input 2
Input 3
Ext1 frequency
ref2
28.12
Function
28.13
Ext1 frequency
ref1 or a math.
function of Ext1
frequency ref1
and Ext1
frequency ref2
Input 1
Ext2 frequency
ref1
28.15
Input 2
Input 3
Input 1
Input 2
Input 3
Ext2 frequency
ref2
28.16
Function
28.17
Ext2 frequency
ref1 or a math.
function of Ext2
frequency ref1
and Ext2
frequency ref2
Select
19.11
EXT1
EXT2
Timed function 1…3
Supervision 1…3
Other [bit]
DI1
DI6
EXT1
Run
EFB MCW bit 3
Select
20.12
DI1
DI6
FBA A MCW bit 3
0
1
Not selected
Selected
Embedded fieldbus
Timed function
A bit in a parameter
Supervision
Fieldbus adapter