• Accurate air velocity measurement
– Model AVM410 range 0 to 4,000 ft/min (0 to 20 m/s)
– Model 9880D range 0 to 2,000 ft/min
– Model 9880E range 0 to 10 m/s
• Integrated probe attachment
• Large, easy to read display
• Intrinsically safe (9880 only)
• Calibration certi_cate included