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

The DWYER RHPX-3SSAB-00 is an outdoor surface-mount temperature and humidity transmitter with a 4 to 20mA output. It features a Type II Thermistor (10K @ 25°C) sensing element, humidity accuracy of ±3% 20 to 80% RH…

SKU 3G-OTH-179172

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

Dwyer
Manufacturer Part Number
RHPX-3SSAB-00
Type
Type II Thermistor (10K @ 25°C), Screw Terminals
NPS
1/2 in
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 II 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-3SSAB-00 is an outdoor surface-mount temperature and humidity transmitter with a 4 to 20mA output. It features a Type II Thermistor (10K @ 25°C) sensing element, humidity accuracy of ±3% 20 to 80% RH at 25°C, and temperature accuracy of ±0.36°F @ 77°F. The device operates on a 10 to 35V DC power source within a temperature range of -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 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.
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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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.
DWYER Humidity Transmitters: 4 to 20mA, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS, RHP (MPN RHPX-3SSAF-00). Key specifications — Brand: DWYER; Humidity Accuracy: ±3% 20 to 80% 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.
Dwyer
DWYER Humidity Transmitters: 4 to 20mA, Thermistor (20K @ 25°C), Screw Terminals, 1/2 in NPS, RHP (MPN RHPX-3SSAF-00). Key specifications — Brand: DWYER; Humidity Accuracy: ±3% 20 to 80% 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.