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Product Data

KSCdirect Part #: HON AQ25044B/U
Description: Aquatrol Boiler Control Panel With DHW Priority For 4
MFG Part #: AQ25044B
UPC: 85267838207
Supplier: Approved Supplier
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Details

AQUATROL HYDRONIC ZONE CONTROL PANEL WITH DHW PRIORITY FOR 4 ZONES OF 4 WIRE VALVES (WITH END
Residential Comfort/Combustion : Hydronic Heating : AQUATROL : AQ250 : AQ25044B/U

Aquatrol boiler control panel with DHW priority

Overview

Honeywell AQ250 AQUATROL boiler controls for single temperature, residential hydronic heating systems ensure ample supply of hot water for space heating and domestic uses. Convert single zone heating systems or upgrade relay-logic zoning systems.

Features

  • Use with AQ1000 two-wire communicating thermostats, or most dry contact digital thermostats
  • Offers zoning control for up to four zones and controls up to two stages of heat from a single thermostat
  • Can expand up to 16 zones with AQ255 or AQ257 or up to 64 zones with AQ254 Add-A-Temp panels
  • Line or low-voltage output for zoning equipment, including pumps or valves
  • Features zone synchronization through the zone or Greatest Demand control
  • Includes domestic hot water priority, priority override protection and boiler short cycling protection
  • Automated test feature for quick start-up and simplified troublshooting

Product Specifications

Application
Boiler control for zoned hydronic systems
Dimensions (in.)
13 in wide x 8 in. high x 3 3/8 in deep
Dimensions (mm)
33 cm wide x 20.3 cm high x 8.5 cm deep
Weight (lb)
4.9 lbs
Weight (kg)
2.3 kg
Approvals, CSA
CSA C/US Certified to CSA and UL Standards, File No. LR76030
Tradeline Value
Tradeline
Thermostat Compatibility
AQ1000 Series 2-wire communicating thermostats and most digital thermostats
User Interface
DIP Switches
Number of Zones
4
Zoning Devices Controlled
Zone valves with end switches
Boiler Heat Post Purge
30 seconds (sent to DHW tank or Zone of Greatest Demand - selectable)
Pump/Valve exercise
30 seconds per 2 weeks of space heating inactivity
R-C Output (on transformer)
38 VA, 24 Vac Class II
R-C Input (on Control and Zoning Modules)
24 Vac Class II
Demand Input
Heat Demand (Thermostat R-W) and DHW Demand--External dry contacts connection only
B-B Communication Bus Terminals
Low voltage, Class II, 2-wire polarity-insensitive, digital communicating link to other Control or Zoning modules.
Zone Module Thermostat Input
Low voltage, Class II, 2-wire polarity-insensitive, digital communicating with power link to AQ1000 series thermostat.
ZR-ZC Contact Rating
120 to 240 Vac, 1/3 HP
Output Ratings
Boiler (T-T)-- 24 Vac, 0.5A, 12VA; Boiler Pump-- 120 Vac/250 Vac 5A, 1/3HP; DHW Pump/Valve-- 120 Vac/250 Vac 5A, 1/3HP; Auxiliary Pump-- Dry contact output, 120 Vac/250 Vac 5A, 1/3 HP
Zone Output Contact Rating
Pumps: 120 Vac/250 Vac, 5A, 1/3 HP,Valves: 24 Vac, 0.5 A, 12 VA
Electrical Connections
Wire-clamp screw terminals, Maximum 2 x 14 AWG each on line voltage terminals
Operating Humidity Range (% RH)
5 to 90% RH, non-condensing
Sensor
Supply/Return Sensor--10 kilohm NTC thermistor at 25 C (77 F) 0.5F (0.3C) up to 500 ft (150 M) using 18 AWG or larger wire, Lead Length: 10 ft. (3050 mm); Outdoor Sensor--10 kilohm NTC thermistor at 25 C (77 F) 0.5F (0.3C) up to 500 ft (150 M) using
Replacement Parts
AQ10X38 24 Vac 38 VA transformer,AQ12C11 supply/return/mixed loop sensor,AQ15000B boiler control module,AQ15740B 4-zone valve with end switch expansion module
Temperature Ratings (C)
Panel--0 C to 55 C; Sensor-- -50 C to +110 C
Temperature Ratings (F)
Panel--32 F to 130 F; Sensor-- -58 F to +230 F
Supply Voltage
120V 60 Hz

Attributes/Specifications

Category Residential Comfort/Combustion
Manufacturer Approved Supplier
Product Hydronic Heating
Style Hydronic Heating

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