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Dwyer BTM3404D Min/Max-Reading Thread-Mount Dial Thermometer - Min/Max-Reading Thread-Mount Dial Thermometers
DwyerMin/Max-Reading Thread-Mount Dial Thermometers

Dwyer BTM3404D Min/Max-Reading Thread-Mount Dial Thermometer

The DWYER Min/Max Dial Thermometer (MPN BTM3404D) is a min/max-reading thread-mount dial thermometer with a 3-inch dial diameter. It measures temperatures from -40°F to 160°F (-40°C to 71.1°C) with an accuracy of +/- 2%.

SKU 3G-OTH-178877

Brand
Dwyer
Item
BTM3404D Min/Max-Reading Thread-Mount Dial Thermometer
Category
Min/Max-Reading Thread-Mount Dial Thermometers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
BTM3404D
Type
+/- 2% Accuracy
Accuracy
+/- 2%
Dial Dia
3 in

Technical Documents

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

Product Description

The DWYER Min/Max Dial Thermometer (MPN BTM3404D) is a min/max-reading thread-mount dial thermometer with a 3-inch dial diameter. It measures temperatures from -40°F to 160°F (-40°C to 71.1°C) with an accuracy of +/- 2%.

Frequently Asked Questions

What is the DWYER Min/Max Dial Thermometer used for?

The DWYER Min/Max Dial Thermometer (BTM3404D) is used to record the highest and lowest temperatures in HVAC, refrigeration, and process piping systems. Its thread-mount design allows permanent installation in tanks, ducts, or pipelines for continuous monitoring.

What are the specifications of the DWYER BTM3404D thermometer?

The DWYER BTM3404D has a 3-inch dial diameter, measures -40°F to 160°F (-40°C to 71.1°C), and offers +/- 2% accuracy. It is a min/max-reading thread-mount dial thermometer, ideal for industrial temperature monitoring.

Where to buy the DWYER BTM3404D thermometer worldwide?

3G Electric supplies the DWYER BTM3404D min/max dial thermometer to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the genuine Dwyer product for your industrial application.

How to install a DWYER thread-mount dial thermometer?

Install the DWYER BTM3404D by threading it into a standard 1/2-inch NPT fitting. Ensure the sensing bulb is fully immersed in the medium. Avoid overtightening; use a backup wrench on the hex. Calibrate per Dwyer's manual for accurate min/max readings.

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 min/max-reading thread-mount dial thermometers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Thread-mount dial thermometer with min/max recording function. 3-inch dial diameter, accuracy +/- 2%. Suitable for monitoring temperature extremes in pipes or tanks in HVAC, refrigeration, and industrial process applications
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Thread-mount dial thermometer with min/max recording function. 3-inch dial diameter. Accuracy +/- 2%. Suitable for monitoring temperature extremes in pipes or tanks in HVAC, refrigeration, and industrial process applications
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Thread-mount dial thermometer with min/max recording function. 3-inch dial diameter, accuracy +/- 2%. Dual scale: 50 to 300 °F and 10 to 148.9 °C. Suitable for direct installation into pipes or tanks for monitoring temperature extremes in HVAC, refrigeration, and industrial process systems
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Thread-mount dial thermometer with min/max recording function. 3-inch dial diameter. Accuracy +/- 2%. Suitable for monitoring temperature extremes in pipes or tanks in HVAC, refrigeration, and industrial process systems
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