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Dwyer Humidity/Temp Transducer: 4 to 20mA DC, 0 to 5V DC Solid State Band Gap - Duct-Mount Temperature & Humidity Transmitters
DwyerDuct-Mount Temperature & Humidity Transmitters

Dwyer Humidity/Temp Transducer: 4 to 20mA DC, 0 to 5V DC Solid State Band Gap

The Dwyer RHPX-2SDA0-00 is a duct-mount temperature and humidity transmitter with a 4 to 20mA DC output. It operates on a 10 to 35V DC power source, features a 0 to 5V DC solid state band gap sensing element, and…

SKU 3G-OTH-180766

Brand
Dwyer
Item
Humidity/Temp Transducer: 4 to 20mA DC, 0 to 5V DC Solid State Band Gap
Category
Duct-Mount Temperature & Humidity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
RHPX-2SDA0-00
Type
Screw Terminals, RHP
Output
4 to 20mA DC
Power Source
10 to 35V DC
Humidity Accuracy
2%
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
View Full Spec Sheet

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

Product Description

The Dwyer RHPX-2SDA0-00 is a duct-mount temperature and humidity transmitter with a 4 to 20mA DC output. It operates on a 10 to 35V DC power source, features a 0 to 5V DC solid state band gap sensing element, and offers a humidity accuracy of 2% and a temperature accuracy of ±0.9°F at 77°F. The device measures temperatures from -4 °F to 140 °F.

Frequently Asked Questions

What is the Dwyer RHPX-2SDA0-00 used for?

The Dwyer RHPX-2SDA0-00 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-2SDA0-00?

The Dwyer RHPX-2SDA0-00 has a humidity accuracy of 2%, 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, uses a 0 to 5V DC solid state band gap sensing element, and outputs 4 to 20mA DC via screw terminals.

Where to buy the Dwyer RHPX-2SDA0-00 worldwide?

You can source the Dwyer RHPX-2SDA0-00 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-2SDA0-00?

Install the Dwyer RHPX-2SDA0-00 by mounting it in a duct with the sensing element exposed to airflow. Connect power (10 to 35V DC) and output (4 to 20mA DC) via screw terminals. Follow Dwyer's manual for wiring and placement to avoid condensation or extreme temperatures beyond -4 °F to 140 °F.

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, 0 to 5V DC Solid State Band Gap, Screw Terminals, RHP (MPN RHPX-3SDA0-00). Key specifications — Brand: DWYER; Humidity Accuracy: 3%; Sensing Element Type: 0 to 5V DC Solid State Band Gap; Temperature Accuracy: ±0.9°F at 77°F; Output: 0 to 10V DC; Power Source: 15 to 35V DC; 15 to 29V AC; Temperature Range: -4 °F to 140 °F.
DWYER Humidity/Temp Transducer: 0 to 10V DC, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS (MPN RHPX-2SDAF-00). Key specifications — Brand: DWYER; Humidity Accuracy: 2%; Sensing Element Type: Thermistor (20K @ 25°C); Temperature Accuracy: ±0.36°F @ 77°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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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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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.