Description
- Reliable; The hot wire handheld anemometer provides precise measurements of air velocity, temperature, and in-duct airflow, and can calculate volume flow when duct dimensions are provided
- Practical; The hinged, telescopic shaft of the cfm meter extends up to 15″, making it easy to measure airflow even in tight ducts, vents, or other hard-to-reach areas during HVAC inspections
- Portable; This compact windflow meter is lightweight and easy to carry, saving time and effort and making it suitable for personal and professional servicing of air conditioning or HVAC systems
- Wireless; Equipped with Bluetooth 4.0, the air flow meter connects effortlessly to smartphones or tablets, allowing users to take accurate remote readings without being tied to the device
- Smart; The Smart Probe App for testo gauges hvac provides convenient instrument readings as tables and graphs. All measured data collected with the anemometer can be stored, retrieved, or included in custom reports
| Measurement Accuracy | ±0.9 °F / ±0.5 °C |
|---|---|
| Output Type | Digital |
| Response Time | 5 seconds |
| Sensing Distance | 15 inches |
| Specific Uses For Product | HVAC inspections, air conditioning servicing, industrial and professional settings, confined spaces |
| Material Type | Metal, Plastic |
| Style Name | Wireless Smart Probe |
| Item Dimensions | 7.87 x 1.18 x 1.61 inches |
| Item Weight | 0.23 kg |
| Model | 405i |
| Global Trade Identification Number | 04029547014260 |
| Manufacturer | Testo |
| Unit Count | 1 Count |
| Included Components | testo 405i hot-wire anemometer, 3 AAA batteries and certificate of conformity |
| Part Number | 0560 1405 |
| Material | Metal, Plastic |
| Style | Wireless Smart Probe |
Testo was founded in Lenzkirch, in the Black Forest region of Germany, in 1957 and has since designed, developed, and manufactured portable test and measurement instrumentation and solutions. Backed by 60 years of measuring engineering experience, testo’s mission is to provide the highest quality, service, and value.
Testo’s first product manufactured was a simple electronic thermometer. Today, the product line has expanded to include a large variety of temperature measuring instruments, such as data loggers, air velocity meters, humidity and dew point meters, refrigeration service analyzers, multifunction instruments, stack gas analyzers and air emission monitors, water analyzers, tachometers, sound, pressure, and light meters, and thermal imagers.
Accurate measurements
- Air velocity
- volume flow
- temperature
- in-duct airflow
testo 405i Hot-Wire Anemometer
for precise measurements and automatic calculations
The testo 405i wireless hot-wire anemometer makes servicing and troubleshooting air conditioning systems fast and easy. The durable smart probe measures air flow velocity, temperature, and volume flow. With a 15 hour batterie and the telescopic shaft, the thermal transducer provides reliability and flexibility.
Easy In-Duct Testing
The probe’s hinged shaft provides invaluable adaptability in real-world scenarios, allowing users to maneuver it into confined spaces. This is crucial in HVAC and engineering applications where accurate airflow assessment is essential. The design facilitates ease of use, enabling users to obtain a comprehensive understanding of airflow characteristics, whether performing averaging calculations for an overview or employing timed traverse techniques for detailed assessments.
Extendible Shaft
The wireless instrument’s telescopic shaft, extending up to 15 inches, enhances versatility for precise measurements in HVAC ductwork and industrial machinery. It addresses challenges in expansive spaces, emphasizing user convenience in engineering, maintenance, and research. The construction prioritizes durability, ensuring reliable performance over extended use, establishing the instrument as a comprehensive and adaptable tool for professionals in HVAC, industrial processes, and research.
Extremely Accurate
The HVAC gauge offers an impressive range of measurement capabilities, ensuring accuracy across various applications. It excels in precisely measuring air velocity, providing reliable data on air movement speed. Additionally, its accurate temperature measurement is crucial for industries prioritizing temperature control. Assessing in-duct airflow, the gauge enhances understanding of circulation within ductwork, vital for optimizing HVAC systems. With supplied duct dimensions, it extends its capabilities to measure volume flow, offering a comprehensive solution for airflow assessment.
Convenient operation via App
The testo app enables live measurement streaming of HVAC systems using a smartphone or tablet. The app features a start and stop function and enables you to save your measurement data in .txt format, and creates the measurement protocol directly on-site. Measurement results, such as the overall volume flow and the air exchange rate, can be directly assigned to customer-specific folder templates. You can then send your readings and protocols via the in-app email function, saving you a considerable amount of time and increasing efficiency.
- View results remotely
- Send readings and protocols via e-mail
- Organize and save measurement data in folders
Technical Data
| TEMP measuring range | -4° to 140 °F / -20 to +60 °C |
| TEMP measurement accuracy | ±0.9 °F / ±0.5 °C |
| TEMP measurement resolution | 0.1 °F / 0.1 °C |
| Velocity measuring range | 0 to 5906 fpm / 0 to 30 m/s |
| Velocity measurement accuracy | ±(19.7 fpm + 5 % of mv) (0 to 394 fpm) / ±(0.1 m/s + 5 % of mv) (0 to 2 m/s) ±(59.1 fpm + 5 % of mv) (394 to 2953 fpm) / ±(0.3 m/s + 5 % of mv) (2 to 15 m/s) |
| Velocity measuring resolution | 1.97 fpm / 0.01 m/s |
| Diameter probe shaft | 0.472 in. / 12 mm |
| Diameter probe shaft tip | 0.354 in. / 9 mm |
| Length probe shaft | 15.748 in. / 400 mm |
| System requirements | requires iOS 13.0 or newer; requires Android 8.0 or newer; requires mobile end device with Bluetooth 4.2 |
| Battery life | 15 h |
| Battery type | 3 x AAA |
| Weight / Dimensions | 4.22 oz. / 8 x 1 x 2 in. |
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