Chilled Water System Faults
Chilled Water Diff Pressure Less than Setpoint
☝️ Event: Alerts when chilled water pumps are not able to meet the differential pressure setpoint.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Diff Press - Delta [2△°F] | Tolerated Delta from the setpoint. | | Relative Water Diff Press - Delta [20%] | Tolerated Relative (%) Delta from the setpoint. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status. |
|
Chilled Water Temp Greater than Setpoint
☝️ Event: Alerts when the Chilled Water System failed to cool water to its required temperature.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Temp - Delta [2△°F] | Tolerated Delta from the setpoint. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. |
|
Chilled/Condenser Water Loop Diff Pressure Less than Setpoint
☝️ Event: Alerts when cooling water pumps are not able to meet the differential pressure setpoint.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Diff Press - Delta [2△°F] | Tolerated Delta from the setpoint. | | Relative Water Diff Press - Delta [20%] | Tolerated Relative (%) Delta from the setpoint. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status.
|
|
Chilled/Condenser Water Loop Temp Greater than Setpoint
☝️ Event: Alerts when the system failed to cool water to its required temperature.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Diff Press - Delta [2△°F] | Tolerated Delta from the setpoint. | | Relative Water Diff Press - Delta [20%] | Tolerated Relative (%) Delta from the setpoint. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status. |
|
Condenser Water Diff Press Less than Setpoint
☝️ Event: Alerts when condenser water pumps are not able to meet the differential pressure setpoint.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Diff Press - Delta [2△°F] | Tolerated Delta from the setpoint. | | Relative Water Diff Press - Delta [20%] | Tolerated Relative (%) Delta from the setpoint. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status. |
|
Condenser Water Temp Greater than Setpoint
☝️ Event: Alerts when the system failed to sufficiently cool the condenser water.
Priority | 🛑 Critical |
Domain | ❄️ Cooling Operation Failure |
Tuning Parameters | | Display | Hint |
|---|
| Alarm On Delay [15min] | Delay in minutes after alarm conditions fulfilled to start the alarm. | | Start Delay [30min] | Delay in minutes after the equipment starts working to check for the alarm conditions. | | Return to Normal Delay [5min] | Delay in minutes after alarm conditions fulfilled to stop the alarm. | | Water Temp - Delta [2△°F] | Tolerated Delta from the setpoint. | | Pump Min Threshold [5%] | The minimum threshold (%) for a pump on status. | | Pump Current Min Threshold [1Amp] | The minimum threshold (Amps) for a pump on status. |
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