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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-3O22 is an outdoor surface-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a solid-state band gap sensing element, operates on 15 to 29V AC power, and covers a…

SKU 3G-OTH-179163

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-3O22
Type
Screw Terminals, RHP
Output
0 to 10V DC
Power Source
15 to 29V AC
Humidity Accuracy
±3% 20 to 80% 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-3O22 is an outdoor surface-mount temperature and humidity transmitter with a 0 to 10V DC output. It features a solid-state band gap sensing element, operates on 15 to 29V AC power, and covers a temperature range of -4 °F to 140 °F. Humidity accuracy is ±3% from 20 to 80% RH at 25°C, and temperature accuracy is ±0.9°F at 77°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.

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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DWYER Humidity Transmitters: 4 to 20mA, Pt1000 RTD, Screw Terminals, 1/2 in NPS, 3 in Probe Lg, RHP (MPN RHP-2O1E). Key specifications — Brand: DWYER; Humidity Accuracy: ±2% 10 to 90% RH at 25°C; Sensing Element Type: Pt1000 RTD; Temperature Accuracy: ±0.54°F @ 32°F; Output: 4 to 20mA; Power Source: 10 to 35V DC; Temperature Range: -4 °F to 140 °F.
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