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

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

The Dwyer RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter with a 4 to 20mA DC output and a 0 to 5V DC solid state band gap sensing element. It operates on a 10 to 35V DC power source, measures…

SKU 3G-OTH-180778

Also listed as: RHPX3SDA000 · RHPX 3SDA0 00

Brand
Dwyer
Item
RHPX-3SDA0-00 Duct-Mount Temperature & Humidity Transmitter
Category
Duct-Mount Temperature & Humidity Transmitters
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dwyer
Manufacturer Part Number
RHPX-3SDA0-00
Type
Screw Terminals, RHP
Output
4 to 20mA DC
Power Source
10 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 4 to 20mA DC output and a 0 to 5V DC solid state band gap sensing element. It operates on a 10 to 35V DC power source, measures humidity with 3% accuracy, and temperature from -4 °F to 140 °F with ±0.9°F accuracy at 77°F. This transmitter uses screw terminals for connection.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The Dwyer RHPX-3SDA0-00 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 4 to 20mA DC output for integration with building management systems, ensuring precise environmental regulation.

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

The Dwyer RHPX-3SDA0-00 has a humidity accuracy of 3%, temperature accuracy of ±0.9°F at 77°F, and a temperature range of -4 °F to 140 °F. It operates on 10 to 35V DC power, outputs 4 to 20mA DC, and uses a 0 to 5V DC solid state band gap sensing element with screw terminals.

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

You can source the Dwyer RHPX-3SDA0-00 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for this Dwyer transmitter.

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

To install the Dwyer RHPX-3SDA0-00, mount it in a duct with the sensing element exposed to airflow. Connect screw terminals to a 10 to 35V DC power source and a 4 to 20mA DC input device. Ensure the temperature range stays within -4 °F to 140 °F. Follow Dwyer's manual for wiring and calibration.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
DWYER Humidity/Temp Transducer: 0 to 10V DC, 0 to 5V DC Solid State Band Gap, Screw Terminals, RHP (MPN RHPX-3SDA0-00)
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DWYER Humidity/Temp Transducer: 0 to 10V DC, 0 to 5V DC Solid State Band Gap, Screw Terminals, RHP (MPN RHPX-3SDA0-00)
This duct-mount transmitter measures temperature and humidity for HVAC air handling applications. It provides a 4 to 20mA DC output proportional to the sensed values, powered by 10 to 35V DC. The sensing element is a 0 to 5V DC solid state band gap, with temperature accuracy ±0.9°F at 77°F and humidity accuracy 2%. Temperature range is -4°F to 140°F. Connection is via screw terminals
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This duct-mount transmitter measures temperature and humidity for HVAC air handling applications. It provides a 4 to 20mA DC output proportional to the sensed values, powered by 10 to 35V DC. The sensing element is a 0 to 5V DC solid state band gap, with temperature accuracy ±0.9°F at 77°F and humidity accuracy 2%. Temperature range is -4°F to 140°F. Connection is via screw terminals
DWYER Humidity/Temp Transducer: 4 to 20mA DC, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS (MPN RHPX-3SDAF-00)
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The Dwyer RHP-2D1B is a duct-mount transmitter for measuring temperature and humidity in HVAC air-handling systems. It outputs a 4 to 20mA DC signal proportional to both parameters, using a Type II Thermistor (10K @ 25°C) for temperature sensing with ±0.36°F accuracy at 77°F and a humidity sensor with 2% accuracy. The device operates on 10 to 35V DC power and covers a temperature range of -4 °F to 140 °F, with screw terminal connections
Dwyer
The Dwyer RHP-2D1B is a duct-mount transmitter for measuring temperature and humidity in HVAC air-handling systems. It outputs a 4 to 20mA DC signal proportional to both parameters, using a Type II Thermistor (10K @ 25°C) for temperature sensing with ±0.36°F accuracy at 77°F and a humidity sensor with 2% accuracy. The device operates on 10 to 35V DC power and covers a temperature range of -4 °F to 140 °F, with screw terminal connections
DWYER Humidity Transmitters: 4 to 20mA, 40 to 20mA Solid State Band Gap, Screw Terminals, 1/2 in NPS (MPN RHPX-2SSA0-00)
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DWYER Humidity Transmitters: 4 to 20mA, 40 to 20mA Solid State Band Gap, Screw Terminals, 1/2 in NPS (MPN RHPX-2SSA0-00)

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