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ACCESSING:
DESCRIPTION: Use this screen to set the Discharge pres-
sure and temperature Safeties.
HIGH DISCHARGE PRESSURE
The following setpoint boxes are provided:
•
[Load Inhibit] - The compressor Slide
Valve will be prevented from loading
until the Discharge Pressure is less than
this setpoint.
•
[Force Unload] - When the Discharge
Pressure is greater than or equal to this
setpoint, the compressor Slide Valve
will be forced to Unload.
•
[Warning and delay] - If the Discharge
Pressure is greater than or equal to this
setpoint, for the warning time delay, a
warning occurs.
•
[Shutdown and delay] - If the Dis-
charge Pressure is greater than or
equal to this setpoint, for the shutdown
time delay, the compressor will be shut
down.
HIGH DISCHARGE TEMPERATURE
The following setpoint boxes are provided:
•
[Load Inhibit] – The compressor Slide Valve
QUANTUM™ HD COMPRESSOR CONTROL PANEL
OPERATION
CONFIGURATION
Discharge / Suction / Oil - Discharge
Discharge/Suction/Oil
will be prevented from loading until the Dis-
charge Temperature is less than this set-
point.
•
[Force Unload] – When the Discharge Tem-
perature is greater than or equal to this
setpoint, the compressor Slide Valve will be
forced to Unload.
•
[Warning and delay] - If the Discharge
Temperature is greater than or equal to this
setpoint, for the alarm time delay, a warning
occurs.
•
[Shutdown and delay] - If the Discharge
Temperature is greater than or equal to this
setpoint, for the shutdown time delay, the
compressor will shut down.
LOW DISCHARGE PRESSURE CONTROL
The following setpoint boxes are provided:
•
[Shutdown and Delay] – If the Discharge
Pressure is less than or equal to the Low
Discharge Pressure Shutdown setpoint for
its time delay, the compressor will shut-
down.
•
[Startup Ignore Delay] - Ignores safety log-
ic after Startup for the Delay setting.
090.040-O (MAR 12)
Page 89
Discharge
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