Description Specifications Description The Alnor® Velometer® Thermal Anemometer 9880D is an intrinsically safe air velocity meter. Ideal applications include troubleshooting HVAC system performance, commissioning and plant maintenance.Features and Benefits:Accurate air velocity measurementRange is 0 to 2,000 ft/minIntegrated probe attachmentLarge, easy to read displayIntrinsically safe. UL listed for use in Class I Groups C and D, Class II Groups E, F and GNIST-traceable calibration certificate included State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications Range:25 to 2000 fpm (0.13 to 10.16 m/s)Accuracy:±5% of reading or ±5 fpm (0.03 m/s), whichever is greaterResolution:1 fpm (0.01 m/s) Literature & Docs Accessories