Digital Hotwire Anemometer - General Tools & Instruments

The General Tools & Instruments HWA4204HA Digital Hotwire Anemometer is a precision instrument engineered for professional technicians and mechanics requiring accurate measurement of low-speed airflow velocity and temperature. Featuring a thin, telescoping hotwire probe, this robust tool provides reliable data in confined spaces, making it indispensable for comprehensive HVAC diagnostics, industrial maintenance, and detailed automotive system evaluations.

Key Features

• Telescoping Hotwire Probe: Designed to reach into ducts, vents, and other tight access points, the slim probe accurately measures airflow velocity and temperature, crucial for thorough system analysis. Its hot-wire sensor is highly sensitive, detecting even minimal variations in air velocity.
• Wide Measurement Range: Offers airflow velocity measurements from 40 to 3940 ft./min (0.2 to 20 m/sec) with an accuracy of ±5%, accommodating diverse professional applications.
• Integrated Temperature Sensing: Simultaneously measures ambient temperature from 32° to 122°F (0° to 50°C) with an accuracy of ±1.5°F (±0.8°C), providing comprehensive environmental data.
• User-Friendly Display & Data Handling: A jumbo LCD provides clear, dual-function readings of air velocity and temperature. Features Min/Max memory and data hold functions for convenient on-site data retrieval and analysis.
• RS232 Output: Equipped with an RS232 PC serial interface for data transfer, enabling advanced analysis and record-keeping for professional diagnostics and compliance documentation.
• Durable & Portable Design: Constructed with durable, long-lasting components within a heavy-duty, compact housing case, and includes a molded hard case for secure transport and protection in demanding field environments.

Applications

This digital hotwire anemometer is an invaluable tool for professional technicians across various industries. It excels in evaluating air movement within automotive HVAC systems and engine air intake, balancing airflow in industrial ventilation systems, and assessing furnace velocities. It is also ideal for optimizing conditions within paint spray booths and performing environmental testing in cleanrooms and laboratories, where high sensitivity to low-speed airflows is critical for process validation and safety.

Specifications

• Airflow Velocity Measurement Range: 40 to 3940 ft./min (0.2 to 20 m/sec)
• Airflow Measurement Accuracy: ±5%
• Temperature Measurement Range: 32° to 122°F (0° to 50°C)
• Ambient Temperature Measurement Accuracy: ±1.5°F (±0.8°C)
• Instrument Dimensions: 7.1 x 3.1 x 1.5 in. (185 x 78 x 38mm)
• Instrument Weight: 12.5 oz. (354g)
• Power Source: 1 "CR2032" battery (included); 4 "AA" batteries (not included)