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DwyerMeasurement

Dwyer Surface temperature probe S2-1D

The Dwyer S2-1D is a surface temperature probe using a Pt 100Ω RTD sensor for industrial process monitoring. It delivers ±0.1% accuracy at 0°C and operates from -40 to +125°C. The stainless steel 304 construction…

SKU 3G-CBM-02302

Brand
Dwyer
Item
Surface temperature probe S2-1D
Part Number
S21D
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Technical Specifications

Dwyer
Manufacturer Part Number
S21D
accuracy
±0.1% @ 0°C
sensor type
Pt 100Ω RTD
probe material
stainless steel 304
wire length mm
584
probe length mm
25
probe diameter mm
6.3
operating temperature range
-40 to +125°C

Technical Documents

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

Product Description

The Dwyer S2-1D is a surface temperature probe using a Pt 100Ω RTD sensor for industrial process monitoring. It delivers ±0.1% accuracy at 0°C and operates from -40 to +125°C. The stainless steel 304 construction suits demanding measurement applications across manufacturing and HVAC systems.

Frequently Asked Questions

What is the temperature range and accuracy of the Dwyer S2-1D?

The S2-1D operates from -40 to +125°C with ±0.1% accuracy at 0°C. The Pt 100Ω RTD sensor delivers reliable performance in demanding industrial and HVAC applications.

What materials are used in the Dwyer S2-1D probe construction?

The probe features stainless steel 304 construction with a 6.3 mm diameter and 25 mm length. Wire length is 584 mm. This robust design suits harsh manufacturing and process control 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
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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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