Precision climate control with seamless integration for modern building automation.
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.
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
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
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 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
It measures duct air temperature, humidity, or both, depending on the selected model.
They are designed for installation on HVAC duct walls, including supply and return air ducts.
Yes. The NEMA 4 / IP66 enclosure makes them suitable for condensation‑prone and high‑humidity locations.
Yes. Flexible probe options and simplified wiring make them ideal for new installations and retrofits.