Dwyer Humidity/Temperature Sensor: 4 to 20 mA, 10K Ohm Type III Thermistor, Screw Terminals
The Dwyer RHP-3E4A is an indoor wall-mount transmitter that measures humidity and temperature, providing a 4 to 20 mA output. It features a 10K Ohm Type III Thermistor sensing element with a temperature accuracy of…
SKU 3G-OTH-179257
Also listed as: RHP3E4A · RHP 3E4A
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The Dwyer RHP-3E4A is an indoor wall-mount transmitter that measures humidity and temperature, providing a 4 to 20 mA output. It features a 10K Ohm Type III Thermistor sensing element with a temperature accuracy of ±0.36°F @ 77°F and operates over a temperature range of -4 °F to 140 °F.
Frequently Asked Questions
What is the Dwyer RHP-3E4A humidity/temperature sensor used for?
The Dwyer RHP-3E4A is an indoor wall-mount transmitter used for monitoring and controlling humidity and temperature in HVAC, cleanroom, and building automation systems. It provides a 4 to 20 mA output signal for integration with controllers and PLCs.
What are the specifications of the Dwyer RHP-3E4A?
The Dwyer RHP-3E4A features a 10K Ohm Type III Thermistor sensing element with temperature accuracy of ±0.36°F @ 77°F. It operates over a temperature range of -4 °F to 140 °F and provides a 4 to 20 mA output. Connections are via screw terminals.
Where to buy the Dwyer RHP-3E4A worldwide?
3G Electric supplies the Dwyer RHP-3E4A worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the Dwyer RHP-3E4A wall-mount transmitter?
Mount the Dwyer RHP-3E4A on a flat indoor wall at a representative height, away from direct heat or drafts. Connect the 4 to 20 mA loop to screw terminals per the wiring diagram. Ensure the sensor is not obstructed for accurate humidity and temperature readings.
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Common applications for DwyerDwyer Products
3G Electric supplies Dwyer indoor wall-mount transmitters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
