The VelociCalc® Air Velocity Meter 9535 is like having multiple meters for the price of just one. This meter simultaneously measures and data log several ventilation parameters using a single probe with multiple sensors.  

• Simple to operate
• Accurate air velocity measurement  
• 0 to 6,000 ft/min (0 to 30 m/s) range
• Simultaneously measure temperature and velocity
• Calculates volumetric flow and actual/standard velocity
• Displays up to three measurements simultaneously
• Data log 12,700+ samples and 100 test IDs
• Articulated probe version available (9535-A)