ALNOR ROTATING VANE ANEMOMETERS RVA501 AND RVA801
Product Details:
Model RVA501 is a handheld digital Rotating Vane Anemometer used for air velocity and volumetric flow measurements.
Model RVA801 is a lightweight, robust, and simple to use Rotating Vane Anemometer that provides accurate and reliable readings every time. Ideal for HVAC commissioning at grilles, filters, and kitchen exhausts; the RVA801 displays readings in metric or imperial mode.
Features and Benefits (Model RVA501) 
•    Measures velocity and temperature 
•    Calculates flow 
•    Simultaneous display of upto three measurements 
•    Log, store, and recall data 
•    Download data to a PC 
•    Optional telescopic probe available 
•    Compatible with Aircone Flow Hoods
                                        
Features and Benefits (Model RVA801) 
•    Reversible 4in. (100mm) head allows readings at supply and exhaust grills 
•    Calculates volumetric flow rate 
•    Compatible with Aircone Flow Hoods 
•    No density correction factors required 
•    Automatic averaging of air velocity