Appendix B: The Chilled Water System Optimizer Commissioning view of the Properties page
Chilled Water System Optimizer v2
CARRIER CORPORATION ©2019
Installation and Start-up Guide
83
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Section 2 - Manual Overrides of Condenser Water Reset - and other
Settings
Navigation:
i-Vu®
Properties
>
Control Program
>
Condenser Water Temperature Optimizer Reset
>
Section 2 - Manual Overrides of Condenser Water Reset - and other Settings
Point Name/Description
Range
Manual "Reinitialize" & "Pause & Hold" - Override of the Optimizer Reset & Pause at it
Current Reset Setpoint
Reinitialize CWS reset algorithm (resets algorithm logic to zero):
Select
REINITIALIZE
to manually reinitialize and reset the condenser water
optimization. After a few moments, the program returns back to its initial zero state.
Select
Off
to allow the program to operate again from its zero state.
CAUTION
This setting drops the setpoint back to its default "resting"
temperature and restarts the program from state zero.
D:
R:
Off
Off/REINITIALIZE
Pause CWS reset algorithm (holds logic at current state and output):
Select
PAUSE
to manually pause the condenser water supply reset. When you no
longer need the pause, select
OFF
to begin the program from its holding pattern.
Pause & Hold is
__ — Displays status.
Pause is __ due to low limit.
— Displays status.
D:
R:
Off
Off/Pause
Alarm if the "Pause CWS reset algorithm" above is on longer than _:__ (mm:ss)
D:
R:
30:00 mm:ss
10:00 to 60:00 mm:ss
with output of ____ for _:__ (mm:ss)
— Displays status and value.
CW MAN PAUSE ALARM
__ — Displays status.
Manual "Quick Warm Up"
-
Override of the Optimizer Reset & Raise the Supply
Temperature Setpoint
When on, the setpoint is still limited to its high and low limit settings.
Optimizer CWS Temp - Quick Warm Up: —
Manual override to the program to raise
condenser water supply temperature.
D:
R:
Off
Off / QUICK WARM
Quick Warm Up Incremental rise __ (deg)
— Rise per Response Interval
NOTE
The Quick Warm Up (deg) rise applies to warm up when condenser water
temperature is considered too cold and a limit is imposed.
Quick Warm Up is:
— Displays status.
Quick Warm up is __ due to CWS temperature below low limit.
— Displays status.
D:
R:
0.5 (deg)
0.5 to 1.5 (deg)