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Dwyer Humidity/Temp Transducer: 0 to 10V DC, Type III Thermistor (10K @ 25°C) - Duct-Mount Temperature & Humidity Transmitters
DwyerDuct-Mount Temperature & Humidity Transmitters

Dwyer Humidity/Temp Transducer: 0 to 10V DC, Type III Thermistor (10K @ 25°C)

The Dwyer RHP-3D2A is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a Type III Thermistor (10K @ 25°C) sensing element, humidity accuracy of 3%, and temperature accuracy of…

SKU 3G-OTH-180777

Brand
Dwyer
Item
Humidity/Temp Transducer: 0 to 10V DC, Type III Thermistor
Category
Duct-Mount Temperature & Humidity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
RHP-3D2A
Type
Type III Thermistor (10K @ 25°C), Screw Terminals, RHP
Output
0 to 10V DC
Power Source
15 to 35V DC
Humidity Accuracy
3%
Temperature Range
-4 °F to 140 °F
Sensing Element Type
Type III Thermistor (10K @ 25°C)
Temperature Accuracy
±0.36°F @ 77°F
View Full Spec Sheet

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer RHP-3D2A is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a Type III Thermistor (10K @ 25°C) sensing element, humidity accuracy of 3%, and temperature accuracy of ±0.36°F @ 77°F. The device operates on a power source of 15 to 35V DC or 15 to 29V AC, within a temperature range of -4 °F to 140 °F.

Frequently Asked Questions

What is the Dwyer RHP-3D2A used for?

The Dwyer RHP-3D2A is a duct-mount temperature and humidity transmitter used in HVAC systems to monitor and control air conditions in commercial and industrial buildings. It provides a 0 to 10V DC output signal for integration with building management systems.

What are the specifications of the Dwyer RHP-3D2A?

The Dwyer RHP-3D2A has a humidity accuracy of 3% and temperature accuracy of ±0.36°F @ 77°F. It uses a Type III Thermistor (10K @ 25°C) sensing element, operates on 15 to 35V DC or 15 to 29V AC, and covers a temperature range of -4 °F to 140 °F.

Where to buy the Dwyer RHP-3D2A worldwide?

You can source the Dwyer RHP-3D2A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the Dwyer RHP-3D2A?

Mount the Dwyer RHP-3D2A in a duct using the provided screw terminals. Connect the 0 to 10V DC output to your controller and supply 15 to 35V DC or 15 to 29V AC power. Ensure the sensing element is exposed to airflow and avoid condensation for accurate readings.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer duct-mount temperature & humidity transmitters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DWYER Humidity/Temp Transducer: 0 to 10V DC, Pt100 RTD, Screw Terminals, 1/2 in NPS, 9 in Probe Lg (MPN RHP-2D2D). Key specifications — Brand: DWYER; Humidity Accuracy: 2%; Sensing Element Type: Pt100 RTD; Temperature Accuracy: ±0.54°F @ 32°F; Output: 0 to 10V DC; Power Source: 15 to 35V DC; 15 to 29V AC; Temperature Range: -4 °F to 140 °F.
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