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DwyerMeasurement

Dwyer Temperature humidity probe WHT-330

The Dwyer WHT-330 is a temperature-humidity probe for HVAC and environmental monitoring applications, delivering 3% accuracy with thermistor sensing and 0–10 VDC or 4–20 mA output signals. IP54-rated for indoor and…

SKU 3G-CBM-02158

Also listed as: WHT 330 · WHT-330

Brand
Dwyer
Item
Temperature humidity probe WHT-330
Part Number
WHT330
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Technical Specifications

Dwyer
Manufacturer Part Number
WHT330
accuracy
3%
sensor type
thermistance
output signal
0 to 10 VDC or 4 to 20 mA
protection rating
IP54
temperature range
-20 to 60°C
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer WHT-330 is a temperature-humidity probe for HVAC and environmental monitoring applications, delivering 3% accuracy with thermistor sensing and 0–10 VDC or 4–20 mA output signals. IP54-rated for indoor and light outdoor deployment across −20 to 60°C operating range.

Frequently Asked Questions

What is the lead time for the Dwyer WHT-330?

Lead time depends on current availability and destination. Contact 3G Electric for a quote and estimated delivery schedule. We source and ship internationally with full logistics support.

What output signals does the Dwyer WHT-330 provide?

The Dwyer WHT-330 supplies two output options: 0–10 VDC or 4–20 mA. Both are compatible with standard building automation and HVAC control systems across −20 to 60°C operating range.

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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Cross-referenced by specification & description
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