Get Wholesale Pricing!
Log In or Create an Account now!
Zone Panel Aquatrol Expansion for 4 Zone Valves with End Switches 24 Volt
Sign In for price Out of stock
QUANTITY
Same Day Shipping on orders placed by 4pm EST
Product Overview
Honeywell AQ257 expansion zoning panels work with AQ2000 boiler control panels and AQ1000 communication thermostats to control up to four space heating zones. Combine with extra expansion panels and AQ2000 panel for 16 space heating zones.
- 5 to 90% RH non-condensing operating humidity
- 24 VAC class II (input on control and zoning modules) R-C input
- Adjacent zoning panels can operate different zone equipment
- Easily switch from zone valves to pumps with same zoning module
- R-C transformer and B-B data bus terminal connections (network communication) for easy expansion
- Zones can be set to energize a group pump via Aux Out dry contacts on main control panel or expansion control panel
- Zone synchronization through Zone of greatest Demand control
- AQ1000 series 2-wire communicating thermostats and most digital thermostats thermostat compatibility
- Zone valves with end switches (24 VAC) zoning devices controlled
- 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
- 120/250 VAC, 0.5 A, 12 VA zone output contact rating
- Replacement parts: AQ10X38 24 VAC 38 VA transformer, AQ15740B 4-zone valve with end switch expansion module
- LED lights for visual diagnostic of zone operation
- AQ257 for zoning with zone valves with end switches
Product Details
Brand | Honeywell Home |
---|---|
Product Type | Expansion for 4 Zone Valves with End Switches |
Voltage | 24V |
Temperature | 32-130DEG F |
Approvals | CSA and UL |
Application | Zoning Control for Hydronic Systems |