{"product_id":"aiomest-ai-846a-handheld-anemometer-cfm-air-flow-meter-black-0-001-100-mph-data-logging-telescopic-probe","title":"AIOMEST AI-846A Handheld Anemometer CFM Air Flow Meter — Black, 0.001–100 mph, Data Logging \u0026 Telescopic Probe","description":"\u003cp\u003e\u003cstrong\u003eThe AIOMEST AI-846A is a handheld professional anemometer that accurately measures wind speed, air velocity, temperature and airflow volume (CFM\/CMM) for HVAC, ventilation and field testing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eCompact yet rugged, the AIOMEST AI-846A combines a sensitive vane sensor, long reach cabling and a generous data buffer so technicians and installers can gather reliable airflow readings across vents, ducts and outdoor flows. It supports multiple speed and volume units, logs hundreds of measurements, and includes a protective carrying case for field use.\u003c\/p\u003e\n\n\u003ch3\u003eHow precise are the airflow and wind speed readings?\u003c\/h3\u003e\n\u003cp\u003eThe AI-846A uses a lightweight, finely balanced vane to produce stable readings across a wide range of speeds. Manufacturer tolerance is close to ±3% for typical wind speed ranges, with resolution down to thousandths of a mph for very light flows.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWind speed: 0.001–100 mph measurement range\u003c\/li\u003e\n  \u003cli\u003eTemperature range: 32–113°F (0–45°C)\u003c\/li\u003e\n  \u003cli\u003eAirflow volume: CFM and CMM up to 999,900 units\u003c\/li\u003e\n  \u003cli\u003eTypical accuracy: around ±3% under normal conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features help collect and analyze measurement data?\u003c\/h3\u003e\n\u003cp\u003eThis meter stores a large number of readings and offers selectable display modes so you can capture the data you need without a constant watch. Backlight, data-hold and automatic power-off improve usability in dim, busy or extended jobs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMemory: stores up to 600 measurement groups for later review\u003c\/li\u003e\n  \u003cli\u003eDisplay modes: current, max, 2\/3-max, min and average readings\u003c\/li\u003e\n  \u003cli\u003eBacklight and data-hold for clear viewing and frozen results\u003c\/li\u003e\n  \u003cli\u003eAuto power-off to preserve battery life between measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the extendable sensor and mounting support field work?\u003c\/h3\u003e\n\u003cp\u003eThe sensor is connected by a long USB-style cable and can be extended with a telescopic rod or attached to a tripod for hands-free monitoring. A threaded mounting hole in the wand lets you secure the probe for steady, repeatable placement in ducts or across grille openings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e79-inch extensible cable for remote positioning of the sensor\u003c\/li\u003e\n  \u003cli\u003eTelescopic rod and threaded probe hole for tripod mounting\u003c\/li\u003e\n  \u003cli\u003eIdeal for measuring hard-to-reach vents, high returns and outdoor flow\u003c\/li\u003e\n  \u003cli\u003eReduces operator fatigue during long measurement sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich units and modes are available for diverse applications?\u003c\/h3\u003e\n\u003cp\u003eThe AI-846A supports commonly used units for both wind speed and airflow volume, letting you switch quickly to whatever standard your job requires. This flexibility helps when working across different codes, clients or regional preferences.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWind speed units: mph, knots, ft\/min, km\/h and m\/s\u003c\/li\u003e\n  \u003cli\u003eAirflow units: CFM and CMM switchable on demand\u003c\/li\u003e\n  \u003cli\u003eData logging combined with selectable modes simplifies reporting\u003c\/li\u003e\n  \u003cli\u003eData hold and max\/min functions assist troubleshooting and verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: HVAC contractors, building maintenance teams, ventilation installers, energy auditors and serious DIYers who need portable, repeatable airflow and wind-speed readings. If you measure duct performance, balance ventilation systems, verify A\/C output or monitor outdoor airflow, the AIOMEST AI-846A provides the reach, logging and unit options to do the job efficiently while keeping measurements organized for later analysis.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the AI-846A log measurement data for reporting?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It stores up to 600 measurement groups and supports hold, max\/min and average modes for reporting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What units does this anemometer support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Switchable wind units: mph, knots, ft\/min, km\/h, m\/s; airflow: CFM and CMM.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AIOMEST","offers":[{"title":"Default Title","offer_id":56834605252948,"sku":"B088QZ3689","price":77.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/aiomest-front-panel-ai-846a.jpg?v=1787051972","url":"https:\/\/gardenluxe.co.uk\/products\/aiomest-ai-846a-handheld-anemometer-cfm-air-flow-meter-black-0-001-100-mph-data-logging-telescopic-probe","provider":"Gardenluxe Uk","version":"1.0","type":"link"}