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Dwyer Air Velocity Transmitter: 4 mA to 20 mA, 122°F, AVUL-3DM1, 1,000 fpm to 4,000 fpm - Air Velocity Transmitters
DwyerAir Velocity Transmitters

Dwyer Air Velocity Transmitter: 4 mA to 20 mA, 122°F, AVUL-3DM1, 1,000 fpm to 4,000 fpm

The DWYER AVUL-3DM1 is an air velocity transmitter with a 4 mA to 20 mA output, a 1,000 fpm to 4,000 fpm range, and an accuracy of +/-3%. It operates at 122°F, uses Modbus communication protocol, and has no display…

SKU 3G-OTH-168012

Brand
Dwyer
Item
Air Velocity Transmitter: 4 mA to 20 mA, 122°F, AVUL-3DM1, 1,000 fpm to 4,000 fpm
Category
Air Velocity Transmitters
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Technical Specifications

Dwyer
Manufacturer Part Number
AVUL-3DM1
Type
122°F, AVUL-3DM1, 1,000 fpm to 4,000 fpm, No Display
Air Velocity Accuracy
+/-3%
Calibration Certificate
Not Included
Communication Protocol - NEW
Modbus
View Full Spec Sheet

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

Product Description

The DWYER AVUL-3DM1 is an air velocity transmitter with a 4 mA to 20 mA output, a 1,000 fpm to 4,000 fpm range, and an accuracy of +/-3%. It operates at 122°F, uses Modbus communication protocol, and has no display. This unit does not include a calibration certificate.

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 AVUL-3DM1 air velocity transmitter used for?

The DWYER AVUL-3DM1 is used for measuring and transmitting air velocity in HVAC, ventilation, and industrial airflow systems. It outputs a 4 mA to 20 mA signal proportional to 1,000 fpm to 4,000 fpm, making it suitable for monitoring duct velocities in commercial buildings or process environments.

What are the specifications of the DWYER AVUL-3DM1?

The DWYER AVUL-3DM1 has a 4 mA to 20 mA output, a range of 1,000 fpm to 4,000 fpm, and an accuracy of +/-3%. It operates at 122°F, uses Modbus communication protocol, and has no display. A calibration certificate is not included. The manufacturer part number is AVUL-3DM1.

Where to buy the DWYER AVUL-3DM1 worldwide?

You can source the DWYER AVUL-3DM1 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this Dwyer transmitter.

How to install the DWYER AVUL-3DM1 air velocity transmitter?

Install the DWYER AVUL-3DM1 in a straight duct section per the manufacturer's guidelines, ensuring proper orientation for accurate airflow measurement. Connect the 4 mA to 20 mA output and Modbus communication wires as per the wiring diagram. Avoid obstructions upstream and verify zero calibration before commissioning.

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

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