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Discharge Pressure Setpoints
The DISCHARGE PRESSURE SETPOINTS screen is used to set the discharge pressure control parameters for
high alarm, limiting, and ramp conditions.
The following table lists the data entry fields for the Discharge Pressure Setpoints screen.
TERM DEFINITION RANGE
HIGH FAILURE The compressor is failed (stopped) when this value is exceeded. 0 - 225 NH3 0
- 275 FREON
HIGH ALARM The Viltech reports an alarm to the operator when this value is exceeded. 0 - 225 NH3 0
- 275 FREON
HIGH UNLOAD The compressor is forced to unload when this value is exceeded. 0 - 225 NH3 0
- 275 FREON
HIGH LIMITING The compressor is not allowed to load when this value is exceeded. 0 - 225 NH3 0
- 275 FREON
RAMP UNLOAD The starting value of the forced unload parameter used during ramp start. 0 - 225 NH3 0
- 275 FREON
RAMP LIMITING The starting value of the limiting parameter used during ramp start. 0 - 225 NH3 0
- 275 FREON
RAMP START DELAY The time period after start used to ramp the forced unload and limiting
parameters from the ramp value to the normal value. 0.1 - 60 Min
RAMP START Allows Discharge Pressure Ramp start to be enabled or disabled. ENABLE/
ENABLE DISABLE
Discharge Pressure Setpoints Data Entry Screen
Discharge Pressure Data Definitions
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