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Honeywell AQ25A42B 1087554
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Honeywell AQ25A42B 1087554

Honeywell Aquatrol AQ25A42B Boiler Reset Control, NTC Thermistor Sensor, 4 -Zone, 2 - 41 deg F (Differential) Control

  • Manufacturer: Honeywell International Inc
  • Brand Name: Honeywell
  • Part Number: 1087554
  • MPN: AQ25A42B
  • UPC: 085267949422
  • Min. Order Qty: 1
  • Qty. Interval: 1
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Honeywell Aquatrol Boiler Reset Control, 120 V, 60 Hz Power Supply, NTC Thermistor Sensor, User Interface: LCD Display and 7 Button Key Pad, DIP Switches on Zoning Modules, 4 -Zone, 2 - 41 deg F (Differential) Control, 24 VAC, 0.5 A, 12 V-A Boiler Output, 120 - 250 VAC, 5 A, 1/3 hp Pumps, 24 VAC, 0.5 A, 12 V-A Valves Contact, 10 ft L Lead, 2 x 14 AWG Wire, Wire Clamp Screw Terminal Connection, 16-1/2 in W x 8 in H x 3-3/8 in D

Boiler Output      :      24 VAC, 0.5 A, 12 V-A
Connection Type      :      Wire Clamp Screw Terminal
Contact Rating      :      120 - 250 VAC, 5 A, 1/3 hp Pumps, 24 VAC, 0.5 A, 12 V-A Valves
Control Range      :      2 - 41 deg F (Differential)
Dimensions      :      16-1/2 in W x 8 in H x 3-3/8 in D
Lead Length      :      10 ft
Number of Zones      :      4
Power Supply      :      120 V, 60 Hz
Sensor Type      :      NTC Thermistor
User Interface      :      LCD Display and 7 Button Key Pad, DIP Switches on Zoning Modules
Wire Size      :      2 x 14 AWG
  • Displays outdoor temperature on all AQ1000 thermostats when used with the included AQ12C10 outdoor sensor
  • Customizable control settings allow for greater control and comfort, domestic hot water priority and priority override protection, as well as an automated test and purge feature
  • Intuitive and accessible programming interface and central program of zone setpoints and setback programming
  • Zoning control for up to four-zones or expanded to up to 64-zones with additional panels and non-volatile EPROM memory retains program settings during power outage
  • Boiler short cycling protection, boiler post-purge and boiler shock prevent from cold water returning to boiler
  • 10 sec to 30 min off boiler heat post-purge
  • 30 sec per 2 weeks of space heating inactivity pump or valve exercise
  • Heat demand (thermostat R-W), auxiliary demand and DHW demand, external dry contacts connection only
  • Low voltage, Class II, two-wire polarity-insensitive, digital communicating link to other control or zoning modules
  • pdfCatalog https://assets.unilogcorp.com/267/ITEM/DOC/Honeywell_AQ25A42B_Catalog.pdf
  • pdfInstruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/Honeywell_AQ25A42B_Instruction_Installation_Manual.pdf
  • pdfSpecification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Honeywell_AQ25A42B_Specification_Sheet.pdf