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FIG. 61 Typical Building Management System Diagram
HIGH WATER TEMPERATURE
LIMIT CONTROL
FIG. 62 High Water Temperature Control
A Manual Reset High Limit control is located on the left front side of the control panel, beside the Command Display. Additional switches, alarm indicating lights and optional low water
A red indicating light is illuminated when the water temperature exceeds the setting of the high limit control. A status point alarm of Over Temp will be displayed in the Command Display when water temperature exceeds the Set Point Temperature programmed into the Excel 10 control on operation of the high water temperature limit control.
NOTE:
The high limit control will not reset until the water temperature has dropped below the set point of the high limit.
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