Omega’s new rotating vane hygro-thermometer anemometer is a high quality instrument providing highly accurate humidity, air velocity, and temperature measurements in harsh environments via a user-friendly and intuitive interface.The HHF144 measures from 5.0 to 95% RH and measures airflow in environments from -20 to 100 degrees Celsius (-4 to 212 degrees Fahrenheit ). The product features temperature sensor in the humidity probe standard, along with a minimum & maximum air speed feature and humidity measurements. Analog voltage output, communications options and NIST calibration are available. Applications include manufacturing, lab, computer rooms, environmental control, flow hood monitoring, and other applications where precise air flow measurement is required.