Dwyer RHPX-2SDA0-00: Duct Mount Temperature & Humidity Transmitter

Dwyer RHPX-2SDA0-00: Duct Mount Temperature & Humidity Transmitter

Dwyer RHPX-2SDA0-00: Duct Mount Temperature & Humidity Transmitter

Posted on: 13/04/2026

Dwyer RHPX-2SDA0-00 duct mount sensor. Featuring ±2% humidity accuracy, 4-20 mA output, and a robust 304 SS probe. The perfect solution for air quality monitoring in HVAC ducts, officially distributed by DLK Vietnam.

Dwyer RHPX-2SDA0-00: High-Precision Duct Mount Humidity & Temperature Transmitter

In modern HVAC infrastructure, maintaining ideal environmental conditions requires more than just temperature control—humidity plays a vital role. The Dwyer RHPX-2SDA0-00, part of the Series RHPX Temperature and Humidity Transmitter, is an industrial-grade device specifically engineered for duct-mount applications to provide highly accurate and reliable environmental data. This product is imported and officially distributed by DLK TRADING SERVICE COMPANY LIMITED.

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Precision with Capacitive Polymer Technology

The Dwyer RHPX-2SDA0-00 utilizes an advanced capacitive polymer sensor to measure relative humidity. This technology allows the transmitter to respond rapidly to minute changes in moisture levels while maintaining excellent recovery after being subjected to condensation.

Continuous humidity monitoring ensures that air conditioning systems operate more efficiently, preventing mold growth and protecting occupant health. You can explore further at 4 reasons why you should measure humidity to understand the importance of moisture control in smart buildings.

4 Practical Application Scenarios

Indoor Air Quality (IAQ) in Commercial Offices

By installing the Dwyer RHPX-2SDA0-00 in the return air duct, the BMS can monitor the average humidity across the entire floor. When humidity levels spike or drop below the comfort zone, the system automatically triggers dehumidifiers or humidifiers, maintaining an ideal workspace.

Cleanrooms and Pharmaceutical Manufacturing

In pharmaceutical production, humidity is a critical factor for product stability. Using the Series RHPX Temperature and Humidity Transmitter ensures that moisture levels stay within strict tolerances (typically 40-60%), helping packaging and storage processes meet international standards.

Cold Storage and Food Preservation

With its wide operating temperature range and robust stainless steel probe, this model is perfectly suited for measuring airflow in cold storage ducts. The device helps prevent dew point issues and ensures that food items remain fresh for longer durations.

Data Center Energy Optimization

In server rooms, humidity must be tightly controlled to prevent static electricity or circuit failure. The Dwyer RHPX-2SDA0-00 provides a precise dual 4-20 mA feedback signal, allowing fans and cooling units to adjust their output accordingly, significantly reducing energy waste.

Technical Specifications (Model RHPX-2SDA0-00)

Detailed specifications based on the official Series RHPX datasheet:

Feature Technical Details
Model RHPX-2SDA0-00
Humidity Range 0 to 100% RH
Humidity Accuracy ±2% (within 10-90% RH range)
Temperature Range -40 to 140°F (-40 to 60°C)
Output Signal Dual 4-20 mA (for both Temp & RH)
Mounting Style Duct Mount
Probe Material 304 Stainless Steel
Enclosure Rating NEMA 4X (IP66)

Advantages of Choosing Dwyer Sensors from DLK

Equipping your system with the Dwyer RHPX-2SDA0-00 offers peace of mind for contractors and facility managers:

  • Environmental Resilience: The UV-resistant Polycarbonate housing and stainless steel probe ensure the device remains durable against weather and chemical exposure.

  • Simplified Installation: The flexible mounting flange allows for easy securing to duct walls without the need for complex accessories.

  • Economic Value: High durability and low drift minimize long-term maintenance and replacement costs.

DLK is the authorized distributor for Dwyer Instruments in Vietnam. We guarantee 100% genuine products, complete with CO/CQ documentation and expert technical support for every project.


DLK TRADING SERVICE COMPANY LIMITED

📍 Address: 111/7 Vuon Lai, Phu Tho Hoa Ward, Ho Chi Minh City

📞 Hotline: 070 357 0101

📧 Email: info@dlk.com.vn

🌐 Website: https://dlk.com.vn/