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DwyerMeasurement
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Dwyer Waterproof temperature sensor O-4E

Dwyer O-4E is a waterproof RTD temperature sensor with IP66 rating for industrial process monitoring and control. Features DIN class B accuracy of ±0.3°C at 0°C and 3.5 inch 304 stainless steel probe. Suits suspended…

SKU 3G-CBM-02323

Also listed as: DWY 52010 · DWY-52010

Brand
Dwyer
Item
Waterproof temperature sensor O-4E
Category
Measurement
UNSPSC
41112412 — Pressure gauge

Technical Specifications

Dwyer
accuracy
DIN class B: ±0.3°C @ 0°C
mounting
suspended or surface
ip rating
IP66
sensor type
RTD temperature sensor
probe length
3.5 inches
probe material
304 stainless steel
probe diameter mm
5.97
operating temperature
-40 to +125°C
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Dwyer O-4E is a waterproof RTD temperature sensor with IP66 rating for industrial process monitoring and control. Features DIN class B accuracy of ±0.3°C at 0°C and 3.5 inch 304 stainless steel probe. Suits suspended or surface mounting in harsh environments.

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

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