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Dwyer Series 471 Digital Thermo-Anemometer for Air Velocity and Temperature Measurement

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MPN
471-1 and 471-2
Condition Description
IN GOOD WORKING ORDER
Electrical Requirements
9V battery
Country/region of manufacture
United States
Custom Label
W5
All 7 specifications
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Specifications 7

Brands
Dwyer
New/Used
Used
MPN
471-1 and 471-2
Condition Description
IN GOOD WORKING ORDER
Electrical Requirements
9V battery
Country/region of manufacture
United States
Custom Label
W5

Product description

Handheld Dwyer Series 471 thermo-anemometer measures air velocity (FPM/MPS) and temperature (°F/°C) with stainless steel probe.

The Dwyer Series 471 digital thermo-anemometer is a battery-operated, handheld instrument designed for precise measurement of air velocity and temperature, critical for environmental monitoring and bioprocess control in biotechnology and clinical diagnostics.

  • Measures air velocity in four user-selectable ranges either in feet per minute (FPM) or meters per second (MPS)
  • Simultaneously records air temperature in °F or °C for comprehensive environmental assessment
  • High contrast LCD clearly displays current velocity and selected measurement range for ease of use in laboratory and field environments
  • Equipped with a stainless steel probe:
  • Model 471-1: 5/16″ diameter probe with insertion depth marks from 0-8 inches (0-20 cm), suitable for confined or shallow air-flow measurements
  • Model 471-2: Extended probe length to 33 inches (83 cm), enabling measurement in deeper or less accessible locations
  • Ideal for applications requiring precise air flow and temperature data, such as bioprocessing airflow validation, HVAC system diagnostics, cleanroom environmental monitoring, and molecular biology lab ventilation assessments
  • Portable design supports on-site measurements facilitating monitoring during biomedical engineering projects, synthetic biology workflows, and cell culture incubation control

The Dwyer Series 471 thermo-anemometer is widely used in research and industrial settings that demand reliable, dual-parameter environmental measurements, essential in maintaining optimal conditions in molecular diagnostics, biomanufacturing, and clinical research laboratories. Its dual-function and ergonomic design optimize workflow for scientists and technicians conducting airflow and temperature profiling in sensitive biological environments.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026