105
Appendix B:- Selection of the
DUOControl
controller
No. OF FANS
COMPRESSORS
ST
A
GES
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
5
6
1
2
3
4
5
6
7
8
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21012
21018
21012
21018
21006
21012
21018
21012
21018
21012
21018
21018
21006
21012
21018
21012
21018
21018
21018
21012
21018
21012
21018
21018
21012
21018
21018
WITHOUT
ALARM OUTPUT
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21006
21012
21018
21012
21018
21012
21018
21006
21012
21018
21012
21018
21012
21018
21018
21006
21012
21018
21012
21018
21018
21018
21012
21018
21012
21018
21018
21012
21018
21018
No. OF FANS
COMPRESSORS
ST
A
GES
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
5
6
1
2
3
4
5
6
7
8
WITH
ALARM OUTPUT
Steps to select the appropriate DUOControl:
1.- Choose the type of control for the fans (
ON/OFF
or via
INVERTER
):
One table or the other is used depending on this information.
2.- Decide the
No. of compressors
to be used and the
No. of stages
per compressor:
This information defines the row in the table.
3.- Decide whether an
alarm output
is needed:
This defines whether the left- or right-hand side of the table is used.
4.- Decide the
No. of fans
for the installation (only necessary for
ON/OFF
control):
This information defines the column in the table.
FANS CONTROLLED ON/OFF
we make it easy
Summary of Contents for AKO-21006
Page 117: ...NOTES 117 we make it easy...
Page 118: ...118 NOTES we make it easy...
Page 119: ...NOTES 119 we make it easy...