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Dwyer Humidity Transducer: 4 to 20mA DC, Screw Terminals, 1/2 in NPS, 9 in Probe Lg - Duct-Mount Temperature & Humidity Transmitters
DwyerDuct-Mount Temperature & Humidity Transmitters

Dwyer Humidity Transducer: 4 to 20mA DC, Screw Terminals, 1/2 in NPS, 9 in Probe Lg

The DWYER RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter with a 4 to 20mA DC output. It operates on a 10 to 35V DC power source, offers 3% humidity accuracy, and covers a temperature range of -4…

SKU 3G-OTH-180783

Brand
Dwyer
Item
Humidity Transducer: 4 to 20mA DC, Screw Terminals, 1/2 in NPS, 9 in Probe Lg
Category
Duct-Mount Temperature & Humidity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
RHPX-3SDA0-00
Type
Screw Terminals, RHP, 11.59 in
NPS
1/2 in
Output
4 to 20mA DC
Probe Lg
9 in
Power Source
10 to 35V DC
Humidity Accuracy
3%
Temperature Range
-4 °F to 140 °F
View Full Spec Sheet

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter with a 4 to 20mA DC output. It operates on a 10 to 35V DC power source, offers 3% humidity accuracy, and covers a temperature range of -4 °F to 140 °F. The unit features screw terminals, a 1/2 in NPS connection, and a 9 in probe length.

Frequently Asked Questions

What is the DWYER RHPX-3SDA0-00 humidity transmitter used for?

The DWYER RHPX-3SDA0-00 is a duct-mount temperature and humidity transmitter used in HVAC systems to monitor and control air conditions in commercial and industrial buildings. It provides a 4 to 20mA DC output for integration with building management systems, ensuring precise environmental regulation.

What are the specifications of the DWYER RHPX-3SDA0-00?

The DWYER RHPX-3SDA0-00 has a humidity accuracy of 3%, a 4 to 20mA DC output, and operates on a 10 to 35V DC power source. It covers a temperature range of -4 °F to 140 °F, features screw terminals, a 1/2 in NPS connection, and a 9 in probe length.

Where to buy the DWYER RHPX-3SDA0-00 worldwide?

You can source the DWYER RHPX-3SDA0-00 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable procurement for your facility.

How to install the DWYER RHPX-3SDA0-00 humidity transmitter?

Mount the DWYER RHPX-3SDA0-00 in a duct using the 1/2 in NPS connection, ensuring the 9 in probe is fully inserted. Connect the screw terminals to a 10 to 35V DC power source and a 4 to 20mA DC input. Follow standard HVAC wiring practices and avoid exposing the unit to condensation.

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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