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Round Damper with VVT® Zone Controller

BMS & Control Carrier i-Vu Building Automation Controllers
Round Damper with VVT® Zone Controller
Zoning Controllers

Round Damper with VVT® Zone Controller

Compact round damper control for precise VVT zone airflow regulation
The Round Damper with VVT® Zone Controller (OPNDR) provides reliable, configurable airflow control for VVT zone applications, combining integrated sensing, demand‑controlled ventilation support, and flexible damper operation in a compact round‑duct design.

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Features

Integrated Zone Airflow Control

Delivers accurate modulation of round dampers to maintain zone comfort and airflow requirements.

Built‑In Supply Air Temperature Sensing

Integral supply air temperature sensor supports accurate control and operational protection.

Demand‑Controlled Ventilation Support

Includes a dedicated DCV sensor input to support ventilation strategies based on occupancy or indoor air quality.

Configurable Damper Operation

Supports clockwise or counter‑clockwise rotation with adjustable minimum and maximum damper positions.

Specifications

Physical Construction

Spiral metal duct housing: 24‑gauge steel
Elliptical damper blade: 20‑gauge steel

Operating Performance

Torque rating: 35 in‑lb
Degree of rotation: 30° to 90°
Pressure rating: 1 in. w.g. static pressure

Sensing & Control

Integral supply air temperature sensor
DCV sensor input point
Optional 0–10 VDC actuator output

Damper Configuration

Clockwise or counter‑clockwise rotation
Configurable minimum and maximum open positions

Technical Documents

Document Name Description Document Type Language Action
Brochure VVT Zoning System Brochure High Resolution 1/21 PDF English Download
Product Data i-Vu Open Round Zone Damper with Integrated Controller Product Data Sheet PDF English Download

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