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Dwyer Temperature humidity probe WHT-310 - Measurement
DwyerMeasurement

Dwyer Temperature humidity probe WHT-310

Dwyer WHT-310 is a temperature-humidity probe for HVAC and environmental monitoring applications. It delivers 4 to 20 mA output across -20 to 60°C range with IP54 protection, operating from 10 to 35 VDC supply. Ideal…

SKU 3G-CBM-02154

Also listed as: WHT 310 · WHT-310

Brand
Dwyer
Item
Temperature humidity probe WHT-310
Part Number
WHT310
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Technical Specifications

Dwyer
Manufacturer Part Number
WHT310
sensor type
thermistance
output signal
4 to 20 mA loop powered
protection rating
IP54
temperature range
-20 to 60°C
power requirements
10 to 35 VDC
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Dwyer WHT-310 is a temperature-humidity probe for HVAC and environmental monitoring applications. It delivers 4 to 20 mA output across -20 to 60°C range with IP54 protection, operating from 10 to 35 VDC supply. Ideal for building automation and industrial climate control systems.

Frequently Asked Questions

What is the output signal and power requirement of the WHT-310?

The Dwyer WHT-310 delivers a 4 to 20 mA loop-powered output and requires 10 to 35 VDC operating supply. It measures temperature from -20 to 60°C with IP54 protection rating, making it suitable for indoor HVAC and environmental monitoring.

Is the Dwyer WHT-310 suitable for building automation systems?

Yes. The WHT-310 is designed for building automation and industrial climate control. Its 4–20 mA analog output integrates into standard BMS and control panels. IP54 protection ensures reliable operation in typical indoor mechanical spaces and environmental enclosures.

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
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Dwyer Products

3G Electric supplies Dwyer measurement. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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