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DwyerMeasurement

Dwyer S2-1A surface temperature probe

The Dwyer S2-1A is a surface temperature probe for industrial process monitoring, featuring stainless steel 304 construction and a 584 mm lead wire. It delivers ±0.1% accuracy with PT100 RTD sensors across an…

SKU 3G-CBM-02312

Also listed as: DWY 48022 · DWY-48022

Brand
Dwyer
Item
S2-1A surface temperature probe
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
material
stainless steel 304
wire gauge
22AWG
wire length mm
584
probe length mm
25
probe diameter mm
6.3
accuracy pt100 rtd
±0.1% @ 0°C
accuracy ni1000 rtd
±0.5°F @ 21.1°C
accuracy pt1000 rtd
±0.1% @ 0°C
accuracy thermistor
±0.2°C @ 25°C
stripping length mm
16.5
operating temperature range
-40 to +125°C

Datasheet Content

Série S2-1 Sonde de température de surface RTD et Thermistance, Sonde inox 304, Etanche 23.000 .250 STRIPPING LENGTH 1.000 x Ø0.250 WIRES 22AWG 7/30 .650 BULLET PROBE STRANDED ETCHED TEFLON® La Série S2-1 Sonde de Température montée en surface fournit une solution SPÉCIFICATIONS économique et fiable pour la mesure de température de surface des conduites d’eau Précision : conditionnées, de vapeur basse pression ou de circuit réfrigéré. Les sondes sont idéales pour RTD platine : ±0.1 % @ 0°C, alpha 385 per DIN 43760; les applications où les portions immergées ne sont pas accessibles pour l’installation. Les RTD nickel : ±0.5°F @ 21.1°C; modèles comportent une sonde 1” (25 mm) et des fils ancrés Teflon® torsadés 23”. Balco® : ±0.5°F @ 21.1°C; Thermistance : ±0.2°C interchangeable @ 25°C. Modèle Type de Sonde Réf. Modèle Type de Sonde Réf. Température de fonctionnement : de -40 à +125°C. Thermistance 5 Diamètre de la Sonde : 6.3 mm. S2-11 Pt 100O RTD DWY48002 S2-17 kO NTC DWY48014 Longueur de la Sonde : 25 mm. Matériaux de la Sonde : inox 304. Thermistance S2-12 Pt 1000O RTD DWY48004 S2-18 100 kO NTC DWY48016 Balco® est une marque déposée de CRS Holdings, Inc. Teflon® est une marque déposée de Thermistance 20 E.I. Dupont De Nemours and Company S2-13 Ni 1000O RTD DWY48006 S2-19 kO NTC DWY48018 Thermistance S2-14 1000O Balco® RTD DWY48008 S2-1A 2252O NTC DWY48020 Thermistance 10 Thermistance S2-15 kO Type II DWY48010 S2-1B 10KO Type III NTC 3G-CBM-02312 S2-16 Thermistance 3 kO NTC DWY48012

Technical Documents

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

Product Description

The Dwyer S2-1A is a surface temperature probe for industrial process monitoring, featuring stainless steel 304 construction and a 584 mm lead wire. It delivers ±0.1% accuracy with PT100 RTD sensors across an operating range of -40 to +125°C, suitable for HVAC and equipment diagnostics applications.

Frequently Asked Questions

Where can I buy the Dwyer S2-1A surface temperature probe worldwide?

3G Electric is an authorized distributor of Dwyer temperature probes, including the S2-1A. We handle sourcing, logistics, and customs clearance for worldwide delivery. Lead time on request — contact us for availability and pricing.

What is the accuracy and operating range of the Dwyer S2-1A?

The S2-1A delivers ±0.1% accuracy at 0°C with PT100 RTD sensors. Operating temperature range is -40 to +125°C. Stainless steel 304 construction with 584 mm lead wire (22 AWG) and 16.5 mm stripping length.

What applications is the Dwyer S2-1A suitable for?

The S2-1A is designed for HVAC systems, equipment diagnostics, and industrial process monitoring. Its compact 6.3 mm diameter probe and 25 mm length enable surface and immersion temperature measurement in confined spaces.

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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