The VelociCalc® 9545 model has a telescopic straight probe. Ideal for optimizing HVAC system performance, commissioning, plant maintenance, critical environment certification and duct traverses. This meter simultaneously measures and data logs several ventilation parameters using a single probe with multiple sensors.

• Simple to operate
• Accurate air velocity measurement  
• Calculates volumetric flow, and actual/standard velocity
• Displays humidity as % relative humidity, wet bulb or dew point temperature
• Displays up to three measurements simultaneously
• Data log 12,700+ samples and 100 test IDs
• Articulated probe version available (9545-A)