ZS Duct Sensors

BMS & Control Carrier i-Vu Building Automation Sensors
ZS Duct Sensors
Communicating Sensors

ZS Duct Sensors

Precision climate control with seamless integration for modern building automation.

  • High Accuracy and Range
  • Robust Durability
  • Easy Integration

ZS Duct Sensors

ZS-DUCT sensors by Carrier redefine duct monitoring with robust technology that ensures precise temperature and humidity control in commercial HVAC systems. These sensors offer outstanding durability in challenging, high-humidity environments and integrate seamlessly with Carrier's i-Vu controller network, supporting up to 15 ZS sensors on a single port. With innovative features like closed-cell foam inserts to reduce vibration and versatile mounting options, ZS-DUCT sensors deliver energy-efficient performance tailored to the demands of modern climate automation systems.

ZS Duct Sensors

High Performance Across All Conditions

Operates reliably across a wide environmental range from ‑40°F to 158°F (‑40°C to 70°C), ensuring dependable performance even in extreme conditions.

Advanced Sensing Technology

Accurately measures duct air temperature, humidity, or both, with temperature accuracy up to ±0.5°C and humidity calibration accuracy of ±2.0% RH.

Durable, Moisture‑Resistant Construction

Features a UV‑rated polycarbonate enclosure with NEMA 4 / IP66 protection, making it suitable for high‑moisture and condensation‑prone environments.

Easy Installation & Maintenance

Designed with quick‑mount tabs for fast installation on duct walls, reducing labor time and simplifying maintenance.

Sensing Element Performance

Temperature – Sensing Element
Range: 20° to 120°F (‑5° to 50°C)
Accuracy: ±0.36°F (±0.2°C)

Humidity – Sensing Element
Range: 10% to 90% RH
Accuracy: ±2.0% RH typical at 73°F (23°C)
Long‑term drift: < 0.5% per year

Sensor Output Performance

Temperature – Sensor Output
Range: 20° to 120°F (‑5° to 50°C)
Accuracy: ±0.9°F (±0.5°C)

Humidity – Sensor Output
Range: 10% to 90% RH
Accuracy: ±2.0% RH typical at 73°F (23°C)
Long‑term drift: < 0.5% per year

Construction & Enclosure

Enclosure Material
Polycarbonate, UL94V‑0

Enclosure Rating
NEMA 4 / IP66, UV‑rated

Enclosure Dimensions
Width: 5.0 in (12.7 cm)
Height: 4.15 in (10.54 cm)
Depth: 2.5 in (6.35 cm)

Power & Communication

Power Requirements
12 VDC @ 6 mA

Power Supply
Supplied via 4‑conductor Rnet cable from the controller (+12 VDC @ 210 mA).
External power supplies may be used if required, and must share a common ground with the controller.

Communication Speed
115 kbps over the Rnet network

Document Name Description Document Type Language Action
Application Guide ZS Sensor Applications Guide PDF English Download
Brochure PDF English Download
Installation ZS Sensors Installation Guide PDF English Download
Product Data ZS Duct Sensors Product Data Sheet PDF English Download
What does the ZS‑DUCT sensor measure?

It measures duct air temperature, humidity, or both, depending on the selected model.

Where are ZS Duct Sensors installed?

They are designed for installation on HVAC duct walls, including supply and return air ducts.

Are the sensors suitable for high‑moisture environments?

Yes. The NEMA 4 / IP66 enclosure makes them suitable for condensation‑prone and high‑humidity locations.

Are these sensors suitable for retrofit projects?

Yes. Flexible probe options and simplified wiring make them ideal for new installations and retrofits.

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