External Control Options
VisionPRO (TH8321U1097)and VisionPRO IAQ Total Comfort
System (YTH9421C1010)
•Controlsbothheating/coolingandventilation.
•Sensorincludedfordisplayingoutdoortemperature.
•Intuitiveuserinterfaceforeasy7-daytemperatureprogramming.
•Easy-to-readbacklitdigitaldisplay.
•Maintenanceandservicereminders.
•Controlsotherindoorairqualityequipment.
TrueIAQ Digital Control (DG115EZIAQ)
•Automaticadjustmentsmaintainfreshairinhome.
•Sensorfordisplayingoutdoortemperatureandhumidity.
•Advancedventilationprogrammingincludeseconomizingandextreme
condition shutdown.
•Maintenanceandservicereminders.
•Controlsotherindoorairqualityequipment.
Manual Dehumidistat (H8908DSPST) and Automatic Ventilation
Controls (W8150A1000)
•Manualhumiditycontrolwithintuitivecomfortsettings.
•AutomaticW8150ventilationcontroltoASHRAEstandard,orfor
continuous operation.
TheERV/HRVunitmaybeusedwithoneofthefollowingexternalcontrols:
Prestige™ (YTHX9321R5012) and Prestige™ IAQ Comfort
System (YTHX9421R5028)
•Controlsbothheating/coolingandventilation.
•Wirelesssensorfordisplayingoutdoortemperatureandhumidity.
•Advancedventilationprogrammingincludeseconomizingandextreme
condition shutdown.
•Maintenanceandservicereminders.
•Highdefinitioncolordisplay.
Boost Control Digital Timer (50053952-020)
•Ventilationboostcontrolfor20/40/60minutes.
TrueFRESH™ ERV/HRV Ventilation Systems 69-2480EF—05 9