Honeywell AQ251 AQUATROL boiler reset controls for single temperature, residential hydronic heating systems, provide energy-efficient outdoor-temperature compensated control to convert single zone heating sysem or upgrade relay-logic zoning systems.

Features & Benefits

• LCD Screen, Customizable Control Setting, Ability to Display Outdoor Temperature on Thermostat, Programmable Auxiliary Relay to Add System Versatility
• Outdoor Reset or Load Reset, 0 to 10 Volt DC Output to Run Modulating Boiler, Support for 1 A/C Compressor and upto 64 Zones of Cooling

Specifications

• Type: 4-Zone, 2-Wire
• Overall Dimensions: 16-1/2 Inch Width x 3-3/8 Inch Depth x 8 Inch Height
• Input Supply Rating: 120 Volt AC 60 Hertz
• Temperature Rating: 32 to 130 Deg F (Panel), -58 to 230 Deg F (Sensor)
• Media Handled: Hot Water
• Inclusions/Features: AQ12C10 Outdoor Sensor
• Application: Residential Hydronic Zoning System
• Applicable Standard: UL, CSA (Canada and US)
• Boiler Heat Post-Purge Off, 10 Second to 30 Minute
• R-C Output (On Transformer) 38 Volt Amp at 24 Volt AC Class II
• R-C Input (On Control and Zoning Module) 24 Volt AC Class II
• Electrical Connection Wire Clamp Screw Terminal, 2 x 14 AWG Each on Line Voltage Terminal
• Humidity 5 to 90 Percent RH (Non-Condensing)

• AQ2514B2 - AQUATROL BOILER RESET