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Dwyer Humidity/Temp Transducer: 0 to 10V DC, Thermistor (20K @ 25°C), Screw Terminals - Duct-Mount Temperature & Humidity Transmitters
DwyerDuct-Mount Temperature & Humidity Transmitters

Dwyer Humidity/Temp Transducer: 0 to 10V DC, Thermistor (20K @ 25°C), Screw Terminals

The Dwyer RHPX-2SDAF-00 is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a thermistor sensing element (20K @ 25°C) and operates on 15 to 35V DC or 15 to 29V AC power. The…

SKU 3G-OTH-180785

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

Dwyer
Manufacturer Part Number
RHPX-2SDAF-00
Type
Thermistor (20K @ 25°C), Screw Terminals
NPS
1/2 in
Output
0 to 10V DC
Power Source
15 to 35V DC
Humidity Accuracy
2%
Temperature Range
-4 °F to 140 °F
Sensing Element Type
Thermistor (20K @ 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 RHPX-2SDAF-00 is a duct-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a thermistor sensing element (20K @ 25°C) and operates on 15 to 35V DC or 15 to 29V AC power. The device offers 2% humidity accuracy and temperature accuracy of ±0.36°F @ 77°F over a -4 °F to 140 °F range.

Frequently Asked Questions

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

The Dwyer RHPX-2SDAF-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, and environmental monitoring. 3G Electric supplies this Dwyer transducer for industrial applications worldwide.

What are the specifications of the Dwyer RHPX-2SDAF-00?

The Dwyer RHPX-2SDAF-00 has 2% humidity accuracy and temperature accuracy of ±0.36°F @ 77°F. It uses a thermistor (20K @ 25°C) sensing element, operates on 15 to 35V DC or 15 to 29V AC, and covers -4 °F to 140 °F. Output is 0 to 10V DC with screw terminals.

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

3G Electric supplies the Dwyer RHPX-2SDAF-00 humidity/temp transducer to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Dwyer duct-mount transmitter.

How to install the Dwyer RHPX-2SDAF-00?

Mount the Dwyer RHPX-2SDAF-00 in a duct using the 1/2 in NPS fitting. Wire the 0 to 10V DC output and power supply (15 to 35V DC or 15 to 29V AC) to screw terminals. Ensure the thermistor is exposed to airflow. 3G Electric provides sourcing support for this Dwyer transducer.

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, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS (MPN RHPX-3SDAF-00). Key specifications — Brand: DWYER; Humidity Accuracy: 3%; 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, 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, 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.
DWYER Humidity/Temp Transducer: 0 to 10V DC, Pt1000 RTD, Screw Terminals, 1/2 in NPS, 9 in Probe Lg (MPN RHP-2D2E). Key specifications — Brand: DWYER; Humidity Accuracy: 2%; Sensing Element Type: Pt1000 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, Pt1000 RTD, Screw Terminals, 1/2 in NPS, 9 in Probe Lg (MPN RHP-2D2E). Key specifications — Brand: DWYER; Humidity Accuracy: 2%; Sensing Element Type: Pt1000 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.