Honeywell AQ2000 Series Catalog Page
AQUATROL Zoning System
AQ2000 Series Replacement Control Modules
Electrical Connections (Line Voltage): Wire-clamp screw terminals,
Maximum 2 x 14 AWG each on line voltage terminals
Control and Zoning Panel Temperature Rating: 32 F to 130 F (0 C to
55 C)
Boiler Heat Post Purge: Off, 10 seconds to 30 minutes (factory default
is 30 seconds)
Boiler (T-T) Output Rating: 24 Vac, 0.5A, 12VA
Boiler Differential: 2F to 41F (1C to 23C), or Auto (minimum 2 minutes
on time)
DHW Demand Input: External dry contacts connection only
Pump/Valve exercise: 30 seconds per 2 weeks of space heating
inactivity
Heat Demand (Thermostat R-W) Input: 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.
R-C Input (on Control and Zoning Modules): 24 Vac Class II (input
on Control and Zoning Modules)
Replacement control modules for AQ2000 panels
Application: Replacement boiler control module for AQ250
User Interface (Setting, Programming): (DIP Switches)
Product Number
AQ15000B/U — — DIP Switches 3 1/2 in wide x
AQ15100B/U — 0-10 Vdc to boiler LCD Display and a 7
AQ15200B/U 24Vac rated dry contacts 0-10 Vdc to boiler or
AQ15400B/U 24Vac rated dry contacts 0-10 Vdc to mixing valve LCD Display and a 3
AQ15 A00B/U — 0-10 Vdc to boiler LCD Display and a 7
Mixing Valve Floating
Output (Com,O,C)
Mixing Valve
Modulating Output
mixing valve
Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
Approvals
Canadian Standards Association: CSA C/US Certified to CSA and
UL Standards, File No. LR76030
User Interface
(Setting,
Programming)
button Key Pad
LCD Display and a 7
button Key Pad
button Key Pad
button Key Pad
Dimensions, Approximate Weight
inch mm lb kg
2 1/2 in high x
4 1/4 in wide
7 1/8 in wide x
2 1/2 in high x
4 1/4 in deep
7 1/8 in wide x
2 1/2 in high x
4 1/4 in deep
3 1/2 in wide x
2 1/2 in high x
4 1/4 in deep
7 1/8 in wide x
2 1/2 in high x
4 1/4 in deep
9 cm wide x
94 cm high x
10.09 cm deep
18 cm wide x
94 cm high x
10.09 cm deep
18 cm wide x
94 cm high x
10.09 cm deep
9 cm wide x
94 cm high x
10.09 cm deep
18 cm wide x
94 cm high x
10.09 cm deep
0.5 lb 0.23 kg
1.0 lbs 0.5 kg
1.0 lbs 0.5 kg
0.7 lb 0.3 kg
1.0 lbs 0.5 kg
Controls
Hydronic
AQ2000 Series Replacement Zoning Modules
Electrical Connections (Line Voltage): Wire-clamp screw terminals,
Maximum 2 x 14 AWG each on line voltage terminals
Control and Zoning Panel Temperature Rating: 32 F to 130 F (0 C to
55 C)
Thermostat Compatibility: AQ1000 Series 2-wire communicating
thermostats and most digital thermostats
Zone Module Thermostat input: Low voltage, Class II, 2-wire polarity-
insensitive, digital communicating with power link to AQ1000 series
thermostat.
Zone Output Contact Rating: 120 Vac/250 Vac, 5A, 1/3 HP
B-B Communication Bus Terminals: Low voltage, Class II, 2-wire
polarity-insensitive, digital communicating link to other Control or
Replacement Zoning Modules for AQ2000 panels
Application: Replacement 4 zone pump expansion module for
AQ25542
Dimensions, Approximate: 3 1/2 in wide x 2 1/2 in high x 4 1/4 in deep
(9 cm wide x 94 cm high x 10.09 cm deep)
User Interface (Setting, Programming): (DIP Switches)
Product Number Type of Zoning Devices Controlled Number of Zones Controlled User Interface (Setting, Programming)
AQ15540B/U Zone pumps or 2-wire valves (line voltage) 4 DIP Switches
AQ15740B/U Zone valves with end switches 4 DIP Switches
70-6910 191
Zoning modules.
R-C Input (on Control and Zoning Modules): 24 Vac Class II (input
on Control and Zoning Modules)
Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
Weight: 0.6 lb (0.3 kg)
Approvals
Canadian Standards Association: CSA C/US Certified to CSA and
UL Standards, File No. LR76030
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