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Dwyer RHPX-3SDA0-00 Duct-Mount Temperature and Humidity Transmitter - Duct-Mount Temperature & Humidity Transmitters
DwyerDuct-Mount Temperature & Humidity Transmitters

Dwyer RHPX-3SDA0-00 Duct-Mount Temperature and Humidity Transmitter

The Dwyer RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It operates on a 15 to 35V DC or 15 to 29V AC power source, measures humidity with 3% accuracy, and temperature…

SKU 3G-OTH-180780

Also listed as: RHPX3SDA000 · RHPX 3SDA0 00

Brand
Dwyer
Item
RHPX-3SDA0-00 Duct-Mount Temperature and Humidity Transmitter
Category
Duct-Mount Temperature & Humidity Transmitters
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
RHPX-3SDA0-00
Type
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
0 to 5V DC Solid State Band Gap
Temperature Accuracy
±0.9°F at 77°F
DC Solid State Band Gap
0 to 5V

Technical Documents

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

Product Description

The Dwyer RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It operates on a 15 to 35V DC or 15 to 29V AC power source, measures humidity with 3% accuracy, and temperature from -4 °F to 140 °F with ±0.9°F accuracy at 77°F. The sensing element is a 0 to 5V DC solid state band gap type.

Frequently Asked Questions

What is the Dwyer RHPX-3SDA0-00 used for?

The Dwyer RHPX-3SDA0-00 is a duct-mount transmitter that measures both humidity and temperature in HVAC systems. It outputs a 0 to 10V DC signal for building automation, clean rooms, or environmental monitoring. 3G Electric supplies this Dwyer transducer to industrial facilities worldwide.

What are the specifications of the Dwyer RHPX-3SDA0-00?

The Dwyer RHPX-3SDA0-00 has a humidity accuracy of 3% and temperature accuracy of ±0.9°F at 77°F. It operates on 15 to 35V DC or 15 to 29V AC, with a temperature range of -4 °F to 140 °F. Output is 0 to 10V DC via screw terminals.

Where to buy the Dwyer RHPX-3SDA0-00 worldwide?

3G Electric supplies the Dwyer RHPX-3SDA0-00 to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery for this duct-mount humidity and temperature transmitter. Contact us for sourcing and lead time.

How to install the Dwyer RHPX-3SDA0-00?

Mount the Dwyer RHPX-3SDA0-00 in a duct with the sensing element exposed to airflow. Connect power (15 to 35V DC or 15 to 29V AC) and wire the 0 to 10V DC output to your controller. Follow Dwyer's manual for screw terminal torque and environmental limits.

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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This duct-mount transmitter measures temperature and humidity for HVAC applications. It provides a 4 to 20mA DC output proportional to temperature and humidity, with a 0 to 5V DC solid state band gap sensing element. Humidity accuracy is 3%, temperature accuracy is ±0.9°F at 77°F, and the temperature range is -4°F to 140°F. Power source is 10 to 35V DC, and connection is via screw terminals
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