
9
PROTECTIVE and SAFETY FEATURES
Metal shell enclosure with sealed front control panel Watch dog timer
Opto-coupler signal inputs Protected 24VAC power input
Heavy ground planes and power foils Isolation transformer
Switching power supply Fuses on all control boards
CONDITIONS and DATA DISPLAYED
Current percent of capacity utilized Temperature setpoint
Current temperature Humidity setpoint
Current humidity Unit or network identifi cation number*
Current discharge air temperature* Zone number*
Current chilled water temperature*
FUNCTIONS DISPLAYED
Cooling stages Energy Saver*
Reheat stages Dehumidifi cation
Chilled water fl ow percentage Humidifi cation
ALARMS
High temperature warning Low temperature warning
High humidity warning Low humidity warning
High pressure/internal overload compressor 1 Low pressure compressor 1
High pressure/internal overload compressor 2 Low pressure compressor 2
Under fl oor water detection No air fl ow
Firestat tripped, unit shutdown Dirty fi lter alarm
Custom message (programmed by factory)* Humidity failure
Chilled water temperature sensor problem* Manual override
Low voltage warning Power failure restart
Compressor short-cycle Temperature sensor problem
Humidity sensor problem Maintenance required
Local alarm* Discharge air sensor problem*
Check humidifi er cylinder* Fan motor overload*
No water fl ow* Smoke detector, unit shutdown*
Standby pump on* Person to contact on alarm*
HISTORICAL DATA
Equipment run times Alarm history for last ten alarms
High and low temperature in last 24 hours High and low humidity in last 24 hours
Average percent of capacity last hour
PROGRAMMABLE SETTINGS and SELECTIONS
The user friendly Menus and Select buttons used with the 10 menu groups permit step-by-step programming of many
functions. The DAP III Operation Manual provides a complete and detailed guide to the settings and selections. Refer
to it for specifi c ranges and settings.
* - May require additional components and/or sensors.
Control System
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