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DN-Series Integrated Programmable Controls
DOAS
102
SYSTEM MONITORING
Depending upon whether dehumidification, heating, or cooling are enabled for the unit, and
depending upon which type is used, the screens here will vary.
12.5.1 Heating Screens
Each screen tells
u
Heating type in use
u
Control Variable (unit supply or return air)
u
Current Setpoint (or OA reset value)
u
Status of outputs for that heat type
u
Heating Status
12.5 TEMPERING SCREENS
The heating status values are shown. Multiple values may be true.
MESSAGE
MEANING
Heat Locked Out by OA
The heating OA lockout is higher than the OA temperature.
Unocc Mode
Unit is in unoccupied mode (BMS or scheduler).
Unocc Heat
Unit is in unoccupied heating.
Heat on for reheat
Heat on for reheating in dehumidification mode.
Dehumid Mode
Unit is in dehumidification mode.
Unit OFF
Unit is off.
12.5.2 Cooling Screens
If in dehumidification, this screen will reflect the cooling used for dehumidification. Each
screen tells:
u
Control Variable (unit supply or return air for cooling, or coil LAT for dehumidification)
u
Current Setpoint
u
Status of outputs for that cooling type
u
Cooling Status
