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Carrier’s Water-to-Water (W2W) Open controller is an integrated component of a Carrier water-to-water source heat pump. The W2W Open controller continuously monitors and regulates heat pump operation with reliability and precision.
The i‑Vu® WSHP Water‑to‑Water Open Controller is a product‑integrated solution designed to manage Carrier water‑to‑water heat pumps with accuracy and consistency. It supports efficient operation through factory‑engineered control logic and can run as a standalone controller or integrate seamlessly with leading building automation systems.
Application‑specific controller for water‑to‑water heat pump systems
BACnet®, Modbus®, N2
LonWorks® support available via optional LON Option Card (p/n LON‑OC)
Supports single‑unit or multi‑unit master‑slave configurations
Heating and cooling water temperature regulation for centralized and distributed WSHP systems
| Document Name | Description | Document Type | Language | Action |
|---|---|---|---|---|
| Product Data | i-Vu Open Water-to-Water Open Product Data Sheet | English | Download | |
| Installation | Water-to-Water Open Integration Guide v3 | English | Download | |
| Controls | Source Water Loop Control for UC Open XP Installation and Start-up Guide | English | Download |
It is designed specifically for water‑to‑water heat pump applications, controlling heating and cooling water loops.
Yes. It supports master‑slave operation, allowing multiple controllers to function together as a single heating or cooling source.
Yes. It supports BACnet, Modbus, and N2, with optional LonWorks support using a LON Option Card.
Yes. Its open protocol support and flexible architecture make it well suited for retrofit and modernization projects.
Get directed to our Business Development team to start the authorization process and discuss sales support.
Get specialized help with system sizing, load
calculation analysis, and technical data required for project design.
Request support for warranty claims,
scheduled maintenance, and genuine spare
parts ordering.
For more information : ahi@ahi-carrier.com