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Dwyer Humidity Transmitters: 0 to 10V DC, 0 to 10V DC Solid State Band Gap, Screw Terminals - Outdoor Surface-Mount Temperature & Humidity Transmitters
DwyerOutdoor Surface-Mount Temperature & Humidity Transmitters

Dwyer Humidity Transmitters: 0 to 10V DC, 0 to 10V DC Solid State Band Gap, Screw Terminals

The Dwyer RHP-2O22 is an outdoor surface-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a 0 to 10V DC solid state band gap sensing element, providing humidity accuracy of ±2% from…

SKU 3G-OTH-179162

Brand
Dwyer
Item
Humidity Transmitters: 0 to 10V DC, 0 to 10V DC Solid State Band Gap, Screw Terminals
Category
Outdoor Surface-Mount Temperature & Humidity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
RHP-2O22
Type
Screw Terminals, RHP
Output
0 to 10V DC
Power Source
15 to 29V AC
Humidity Accuracy
±2% 10 to 90% RH at 25°C
Temperature Range
-4 °F to 140 °F
Sensing Element Type
0 to 10V DC Solid State Band Gap
Temperature Accuracy
±0.9°F @ 77°F
DC Solid State Band Gap
0 to 10V
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer RHP-2O22 is an outdoor surface-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a 0 to 10V DC solid state band gap sensing element, providing humidity accuracy of ±2% from 10 to 90% RH at 25°C and temperature accuracy of ±0.9°F at 77°F. The unit operates on a 15 to 29V AC power source within a temperature range of -4°F to 140°F.

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 RHP-2O22 humidity transmitter used for?

The Dwyer RHP-2O22 is an outdoor surface-mount transmitter that measures both temperature and humidity. It is commonly used in HVAC, building automation, and environmental monitoring systems where reliable outdoor air conditions must be tracked and controlled.

What are the specifications of the Dwyer RHP-2O22?

The Dwyer RHP-2O22 provides a 0 to 10V DC output with humidity accuracy of ±2% from 10 to 90% RH at 25°C and temperature accuracy of ±0.9°F at 77°F. It operates on 15 to 29V AC power and covers a temperature range of -4°F to 140°F.

Where to buy the Dwyer RHP-2O22 worldwide?

3G Electric supplies the Dwyer RHP-2O22 humidity transmitter to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the Dwyer RHP-2O22 outdoor transmitter?

Mount the Dwyer RHP-2O22 on a flat outdoor surface using the screw terminals provided. Connect the 0 to 10V DC output to your controller and supply 15 to 29V AC power. Avoid direct sunlight and moisture ingress for best accuracy. Refer to the Dwyer manual for wiring details.

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 outdoor surface-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 Transmitters: 4 to 20mA, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS, RHP (MPN RHPX-2SSAF-00). Key specifications — Brand: DWYER; Humidity Accuracy: ±2% 10 to 90% RH at 25°C; Sensing Element Type: Thermistor (20K @ 25°C); Temperature Accuracy: ±0.36°F @ 77°F; Output: 4 to 20mA; Power Source: 10 to 35V DC; Temperature Range: -4 °F to 140 °F.
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