Engineering manual - UniSAB III 1.10.8
180/346
001930 en 2021.06
6. Set-up
6.1
Compressor control
The
Compr. Control
menu includes parameters for setting up compressor and plant operation.
6.1.1
Compressor operating set-up
1: Mode
Stop
Manual
Auto
Remote
Stop
means that the compressor is blocked and thus cannot start.
Manual
means that the compressor only operates manually, i.e. it is not possible to switch to another
mode by means of the
Manual Mode
switch in
Favourites/Default
. The compressor can, however, be
started with
and stopped with
. Capacity is increased/decreased with
/CAP. UP and
/CAP.
DOWN in
Favourites/Default
.
Auto
means that the compressor runs in local automatic operation according to the form of regulation
chosen (suction pressure, process temp. etc). It is possible to change to
Manual
with the
Manual Mode
switch in
Favourites/Default
.
Remote
means that the compressor works together with one or more compressors in a common multi-
sab control system. It is possible to switch to
Manual
with the
Manual Mode
switch in
Favourites/Default
.
See also section
.
2: Control on
Suction pressure
Process out
Discharge pressure
Hot water
Ext. cool
Ext. heat
Suction pressure
is measured by the built-in pressure transducer on the compressor suction side. Set
point is set in the picture
Control values/Suction/Pressure Deg./Control
.
Process out
(Brine) temperature is measured by a Pt 100 sensor in the water output of the evaporator.
Set point is set in the picture
Control values/Process temp./Process out temp./Control
.
Discharge pressure
is measured by the built-in pressure transducer on the compressor discharge side.
Set point is set in the picture
Control values/Discharge/Pressure Deg./Control
.
F2
F3
Summary of Contents for SABROE Unisab III Control
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