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Dwyer Min/Max Dial Thermometer: 150°F to 750°F to 65.5°C to 398.9°C, +/- 2% Accuracy - Min/Max-Reading Thread-Mount Dial Thermometers
DwyerMin/Max-Reading Thread-Mount Dial Thermometers

Dwyer Min/Max Dial Thermometer: 150°F to 750°F to 65.5°C to 398.9°C, +/- 2% Accuracy

The DWYER Min/Max-Reading Thread-Mount Dial Thermometer (MPN BTM3908D) measures temperatures from 150°F to 750°F (65.5°C to 398.9°C) with +/- 2% accuracy. This 3-inch dial diameter instrument records minimum and…

SKU 3G-OTH-178873

Brand
Dwyer
Item
Min/Max Dial Thermometer: 150°F to 750°F to 65.5°C to 398.9°C, +/- 2% Accuracy
Category
Min/Max-Reading Thread-Mount Dial Thermometers
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Technical Specifications

Dwyer
Manufacturer Part Number
BTM3908D
Type
+/- 2% Accuracy
Accuracy
+/- 2%
Dial Dia
3 in
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER Min/Max-Reading Thread-Mount Dial Thermometer (MPN BTM3908D) measures temperatures from 150°F to 750°F (65.5°C to 398.9°C) with +/- 2% accuracy. This 3-inch dial diameter instrument records minimum and maximum readings for industrial monitoring applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The DWYER BTM3908D Min/Max-Reading Thread-Mount Dial Thermometer records minimum and maximum temperatures in industrial processes. It is used for monitoring HVAC, refrigeration, and combustion systems where tracking temperature extremes is critical for safety and efficiency.

What are the specifications of the DWYER BTM3908D thermometer?

The DWYER BTM3908D has a 3-inch dial diameter, measures from 150°F to 750°F (65.5°C to 398.9°C), and offers +/- 2% accuracy. It is a thread-mount, min/max-reading dial thermometer suitable for industrial monitoring applications.

Where to buy the DWYER BTM3908D thermometer worldwide?

3G Electric supplies the DWYER BTM3908D Min/Max Dial Thermometer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this industrial temperature instrument.

How to install a thread-mount dial thermometer?

Install the DWYER BTM3908D by threading it into a compatible thermowell or pipe fitting. Ensure the sensing bulb is fully immersed in the process media. Tighten to manufacturer torque specs, and avoid overtightening. For accurate min/max readings, reset the pointers after each reading cycle.

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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