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090.040-O (MAR 12)
Page 86
ACCESSING:
DESCRIPTION: Use this screen to set the Capacity Control
Modes.
CAPACITY CONTROL MODES
[Status] - A pull down menu is provided to se-
lect from the following:
•
Disabled
•
Enabled
[Control Point] - A pull down menu is provided
to select from the following:
•
Suction Pressure
•
Discharge Pressure
•
Economizer Pressure
•
System Discharge Pressure
•
Suction Temperature
•
Discharge Temperature
•
Process/Brine Temperature Leaving
•
Process/Brine Temperature Entering
•
Auxiliary 1 thru 10
[Action]
•
Forward – As the Capacity Control
value drops below the capacity control
setpoint, these setpoints will protect
the compressor by decreasing the ca-
pacity, or if necessary shutting down
QUANTUM™ HD COMPRESSOR CONTROL PANEL
OPERATION
CONFIGURATION
Capacity Control - Capacity Modes
Capacity Control
the compressor.
•
Reverse - As the Capacity Control value
rises above the capacity control set-
point, these setpoints will protect the
compressor by decreasing the capac-
ity, or if necessary shutting down the
compressor.
INPUT MODULE CAPACITY MODE SELECTION
This provides for selecting the Capacity Control
via the two input modules rather than the key-
pad or communications port. The mode that will
be selected can be derived from the following
matrix:
Mode
Mode 1
Mode 2
Mode 3
Mode 4
Capacity Modes
Module A
Module B
Off
Off
On
Off
Off
On
On
On
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