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Sterlco 140 to 6,285 Gallon Pump Tanks User Manual

Page 40

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Pump Tanks

Chapter 4: Operation

40 of 67

High Process Pressure Fault

This alarm occurs when all of the following conditions are met:

• A process pump has been active for 15 seconds.
• The process pump pressure is greater than or equal to the High Pressure Fault

setpoint.

• The Process Pressure Sensor Failure alarm is not active.


This alarm will remain active until any of the following conditions are met:

• The system is no longer online.
• The process pump pressure is less than the High Process Pressure Fault setpoint when

the alarm is reset.

• The Process Pressure Sensor Failure alarm becomes active.

High Process Pressure Warning

This alarm occurs when all of the following conditions are met:

• A process pump has been active for 15 seconds.
• The process pump pressure is greater than or equal to the High Pressure Warning

setpoint.

• The High Process Pressure Fault is not active.
• The Process Pressure Sensor Failure alarm is not active.


This alarm will remain active until any of the following conditions are met:

• The system is no longer online.
• The process pump pressure is less than the High Process Pressure Warning setpoint

when the alarm is reset.

• The High Process Pressure Fault alarm becomes active.
• The Process Pressure Sensor Failure alarm becomes active.

High Recirc Pressure Fault

This alarm occurs when all of the following conditions are met:

• A recirc pump has been active for 15 seconds.
• The recirc pump pressure is greater than or equal to the High Recirc Fault setpoint.
• The Recirc Pressure Sensor Failure alarm is not active.


This alarm will remain active until any of the following conditions are met:

• The system is no longer online.
• The recirc pump pressure is less than the High Recirc Pressure Fault setpoint when

the alarm is reset.

• The Recirc Pressure Sensor Failure alarm becomes active.