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Main Status Screen
The Main Status screen displays current operating information. This screen includes:
• Header Line: The header line alternates between the job name and unit tag. If there are active alarms, the number of
active alarms is displayed instead of the job information.
• Unit Status Line: System startup information and unit operation status appears here.
• Four Quadrants: These quadrants have information that may change every three (3) seconds, depending on options
and sensors installed:
•
Upper Left Quadrant: Displays the current value of the primary control variable. For example, this could be supply
air temperature, room air temperature, return air temperature, or coil leaving temperature
•
Upper Right Quadrant: Displays all temperature and humidity values that pertain to the air handler
•
Lower Left Quadrant: Displays the set-point that corresponds to the primary control variable in the upper left
quadrant and may rotate through other set-points
•
Lower Right Quadrant: Displays animated symbols that represent current unit operation (symbols described in the
table below).
Table 16: Main Status Screen
Table 17: Main Status Screen Lower Right Quadrant Symbols
.
Button
Description
Supply air fan status. Rotation indicates
airflow; static blades indicate no airflow
Cooling
Heating
Economizing
Dehumidifying
Defrost
50
