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Dwyer Humidity Transmitters: 4 to 20mA, Type III Thermistor (10K @ 25°C), Screw Terminals - Outdoor Surface-Mount Temperature & Humidity Transmitters
DwyerOutdoor Surface-Mount Temperature & Humidity Transmitters

Dwyer Humidity Transmitters: 4 to 20mA, Type III Thermistor (10K @ 25°C), Screw Terminals

The Dwyer RHPX-3SSAA-00 is an outdoor surface-mount temperature and humidity transmitter with a 4 to 20mA output. It features a Type III Thermistor (10K @ 25°C) sensing element, operates on 10 to 35V DC power, and…

SKU 3G-OTH-179173

Brand
Dwyer
Item
Humidity Transmitters: 4 to 20mA, Type III Thermistor
Category
Outdoor Surface-Mount Temperature & Humidity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
RHPX-3SSAA-00
Type
Type III Thermistor (10K @ 25°C), Screw Terminals, RHP
Output
4 to 20mA
Power Source
10 to 35V DC
Humidity Accuracy
±3% 20 to 80% RH at 25°C
Temperature Range
-4 °F to 140 °F
Sensing Element Type
Type III Thermistor (10K @ 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-3SSAA-00 is an outdoor surface-mount temperature and humidity transmitter with a 4 to 20mA output. It features a Type III Thermistor (10K @ 25°C) sensing element, operates on 10 to 35V DC 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 ±0.36°F @ 77°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 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/Temperature Transmitter: 0 to 10VDC, 10K Ohm Type 3 Thermistor, Screw Terminals, WHT (MPN WHT-32A). Key specifications — Brand: DWYER; Humidity Accuracy: ±2% @ 20 to 80% RH; ±3% @ 10 to 20%, 80 to 90% RH.; Sensing Element Type: 10K Ohm Type 3 Thermistor; Temperature Accuracy: ±0.36°F @ 77°F; Output: 0 to 10VDC; Power Source: 10 to 35V DC; Temperature Range: -4 °F to 140 °F.