Heating Taco Fan And Limit Controls | Hydro Air Fan Control W/ Time Delays

The Hydro Air Fan Control Is An Interface Between The Thermostat And Air Handler. It Also Has An Isolated Endswitch To Start The Boiler And/Or Pump. When The Thermostat Calls For Heat, The Fan Control Energizes The End Switchrelay And Allows The Fan To Operate At Low Speed When The Water Is Above The Optional Aquastat Setting. Whenthe Thermostat Calls For Cooling, The Fan Control Energizes The Condenser And Operates On High Speed. The Fancontrol Also Includes Three Built-In Fantime Delay Options, Two Selectable Pump Exercise Modes, A Secondary Aquastat Connection For Freeze Protection And The Ability To Switch A Pump And / Or Boiler.

Features

• Automatic Multi-Speed Switching
• Prevents False Calls For Fan Operation
• Simplified Wiring
• Contractor-Friendly Pc-Board Layout
• Built In Time Delays
• Pump Exercise Timer
• 100% Factory Tested