10
0171-761-EN
The values
Control
,
Nz
and
P. Band
are used
to regulate the compressor capacity, and
should be interpreted as follows:
·
Control
is used to change the UNISAB
S-Control from
automatic
to
manual
operation -- or vice versa -- as described
in the section
Manual operation
.
·
NZ
stands for Neutral Zone. Please refer
to the section
Automatic operation
.
·
P.Band
is an abbreviation for Propor-
tional Band. Please refer to the section
Automatic operation
.
Pos. 4.
Keyboard
SET
RE-
SET
The six keys are used to select values and to
change parameters. They are also used to
acknowledge alarms when alarm limits are
exceeded.
When the system is set to
manual oper-
ation
, the keys are used to regulate the com-
pressor capacity.
The keys are used as follows:
are used to move from one
column to another in the LED
field (pos 3).
are used to move up or down
from one value to another in
the LED field, Pos. 3. They are
also used to change parame-
ters, as described in the chap-
ter
Changing Parameters
.
Press this key momentarily, to
change from Bar to
°
C
sat
.
The key is also used to enter
input so that parameters can
be changed, as described in
the chapter
Changing parame-
ters
.
SET
RE-
SET
is used to acknowledge alarms.
Pos. 5.
LED field for output re-
lays
Economizer
Auxiliary
HLI/BLI
Lubrication
Oil Pump
Comp. Motor
Capacity
Capacity
Vi Control
¯
This field indicates the state of the output
relays.
Summary of Contents for UNISAB S-Control
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